{
    "measurement": [
        {
            "key": "model.layers.0.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.011630737222731113,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.010072254575788975,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.005012615118175745,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.005310783162713051,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.005310649052262306,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.0021244988311082125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.011281419545412064,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.009994505904614925,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.0055008986964821815,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.0048739793710410595,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.005121907219290733,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.005336061120033264,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.004872351419180632,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.002883875509724021,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.002191320527344942,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.0028344537131488323,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.001967634540051222,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.0016501841600984335,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.001911453204229474,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.0015986047219485044,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.001864988123998046,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.0019112959271296859,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.0014767907559871674,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.001577819581143558,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.011630737222731113,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.011630737222731113,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.011738219298422337,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.010142585262656212,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.004951257724314928,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.0052138702012598515,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.005213356576859951,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.0019807738717645407,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.011507593095302582,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.0100327767431736,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.005403483752161264,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.004741148091852665,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.004964396357536316,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.005180669948458672,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.0047391620464622974,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.002746971556916833,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.0019927809480577707,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.0027131896931678057,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.0017253898549824953,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.0013743627350777388,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.0016573881730437279,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.0013073759619146585,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.0016605271957814693,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.001657029613852501,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.001232474809512496,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.0012789323227480054,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.18896484375,
                "total_bits": 9181184.0,
                "err": 0.011738219298422337,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.18896484375,
                "total_bits": 9181184.0,
                "err": 0.011738219298422337,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.11990325152873993,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.0728302076458931,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.04503817856311798,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.05186893790960312,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.05181986838579178,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.024772368371486664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.08125360310077667,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.06685543805360794,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.056394390761852264,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.03260814771056175,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.03908336162567139,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.04421577602624893,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.0322691984474659,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.025173503905534744,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.023200811818242073,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.02261660434305668,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.013305491767823696,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.011424027383327484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.009700397960841656,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.008092949166893959,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.011635221540927887,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.009641947224736214,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.007470958400517702,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.006273801438510418,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03260814771056175,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03260814771056175,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.10812343657016754,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.06876958161592484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.04198775812983513,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.04835709184408188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.047646597027778625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.024856586009263992,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.07080017775297165,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.06344916671514511,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.05160931870341301,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.031155569478869438,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.03368595242500305,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.036284394562244415,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.030688395723700523,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.02374156191945076,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.021816780790686607,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.01838713139295578,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.013599755242466927,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012093132361769676,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.010899567976593971,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.009624836035072803,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.010226343758404255,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.010834424756467342,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.008077923208475113,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.008426333777606487,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5316162109375,
                "total_bits": 59250688.0,
                "err": 0.031155569478869438,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5316162109375,
                "total_bits": 59250688.0,
                "err": 0.031155569478869438,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.12046778947114944,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.11244820058345795,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.1098959743976593,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.10052074491977692,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.05442819744348526,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.052169881761074066,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.060635149478912354,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.05591491982340813,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.05489937961101532,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.0494537353515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.04770246148109436,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.030830441042780876,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.02682122215628624,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.026208916679024696,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.026059813797473907,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.015524552203714848,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.014113069511950016,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.013980443589389324,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.013217607513070107,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.013134046457707882,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.008719515055418015,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.009406216442584991,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.008527836762368679,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.007280480116605759,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031276157924107,
                "total_bits": 236717567.99999997,
                "err": 0.030830441042780876,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031276157924107,
                "total_bits": 236717567.99999997,
                "err": 0.030830441042780876,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.13876940310001373,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.13118737936019897,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.1287606805562973,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.1178327351808548,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.06309576332569122,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.06093485653400421,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.06969056278467178,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.06439398229122162,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.0635216161608696,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.05770501866936684,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.05548008531332016,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.03512418642640114,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.03050968423485756,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.029952440410852432,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.02982788160443306,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.017507104203104973,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.015330685302615166,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.015193448401987553,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.014277685433626175,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.014196648262441158,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.009154126979410648,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.009120744653046131,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.008966657333076,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.005959493573755026,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031276157924107,
                "total_bits": 236717567.99999997,
                "err": 0.03512418642640114,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031276157924107,
                "total_bits": 236717567.99999997,
                "err": 0.03512418642640114,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.12024237215518951,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.101817786693573,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.09374283999204636,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.08290618658065796,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.05298610404133797,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.045809466391801834,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.0669657364487648,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.05979461967945099,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.05535787343978882,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.043554555624723434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.04185398668050766,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.03372780233621597,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.02859792858362198,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.025636693462729454,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.024880794808268547,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.017023608088493347,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.013818589970469475,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.013471472077071667,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.012081114575266838,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.011609114706516266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.009426789358258247,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.00958154909312725,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.008459058590233326,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.007139632012695074,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 236721408.0,
                "err": 0.03372780233621597,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 236721408.0,
                "err": 0.03372780233621597,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.023091968148946762,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.015555170364677906,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.008996852673590183,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.009796328842639923,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.009481514804065228,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.0043272762559354305,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.01616731844842434,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.014582658186554909,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.010812761262059212,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.0071410140953958035,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.007659980095922947,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.008166026324033737,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.0069733005948364735,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.004737042356282473,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.004039943218231201,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.0041069146245718,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.002714573172852397,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.0022753404919058084,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.002325240755453706,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.0018964001210406423,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.002234810031950474,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.0022995888721197844,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.0015237913466989994,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.0016896792221814394,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.023091968148946762,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.023091968148946762,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.01961326412856579,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.013523860834538937,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.00747302919626236,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.008151691406965256,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.00791976135224104,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.0033667702227830887,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.014469869434833527,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.012849528342485428,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.00908152386546135,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.006218457594513893,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.0067299045622348785,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.007218083366751671,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.006104154512286186,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.003939121495932341,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.0032448626589030027,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.0036178608424961567,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.0022255077492445707,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.0017939668614417315,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.0019307994516566396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.0014927821466699243,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.0019221948459744453,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.0019122154917567968,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.0011963536962866783,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.0013307651970535517,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.18896484375,
                "total_bits": 9181184.0,
                "err": 0.01961326412856579,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.18896484375,
                "total_bits": 9181184.0,
                "err": 0.01961326412856579,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.13694781064987183,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.09121209383010864,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.06642815470695496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.06449497491121292,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.05879874899983406,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.03525979816913605,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.08299369364976883,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.07551287114620209,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.06493111699819565,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.03951020538806915,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.040463950484991074,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.04226595163345337,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.03596683219075203,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.028500594198703766,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.026472484692931175,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.02113575115799904,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.014949839562177658,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.013128602877259254,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.011264513246715069,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.009668315760791302,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.010955244302749634,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.010634355247020721,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.008307446725666523,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.006832723971456289,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.2:6b/0.8:3b 32g s4",
                "bpw": 3.68896484375,
                "total_bits": 15472640.0,
                "err": 0.03525979816913605,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        6,
                        3
                    ],
                    "bits_prop": [
                        0.2,
                        0.8
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.2:6b/0.8:3b 32g s4",
                "bpw": 3.68896484375,
                "total_bits": 15472640.0,
                "err": 0.03525979816913605,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        6,
                        3
                    ],
                    "bits_prop": [
                        0.2,
                        0.8
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.1648101955652237,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.13343273103237152,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.11932387948036194,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.0981418713927269,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.07633618265390396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.06266967952251434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.09794116765260696,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.08635838329792023,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.07853825390338898,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.0550752729177475,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.053072646260261536,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.05040960758924484,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.0421520471572876,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.03763328120112419,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.03649726137518883,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.025601070374250412,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.021043146029114723,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.020079229027032852,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.01735270395874977,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.016624372452497482,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.014400430954992771,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.015390431508421898,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.012927105650305748,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.012260950170457363,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:6b/0.9:4b 32g s4",
                "bpw": 4.3128662109375,
                "total_bits": 72357888.0,
                "err": 0.03649726137518883,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        6,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:6b/0.9:4b 32g s4",
                "bpw": 4.3128662109375,
                "total_bits": 72357888.0,
                "err": 0.03649726137518883,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        6,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.16362403333187103,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.15466660261154175,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.1518382728099823,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.13822512328624725,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.07591942697763443,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.07320614904165268,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.08423076570034027,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.07732467353343964,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.07643930613994598,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.06885766983032227,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.06626056879758835,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.04311027377843857,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.03745805099606514,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.03684670478105545,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03669747710227966,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.021816818043589592,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.02012396603822708,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.01996842958033085,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.018831977620720863,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.018755361437797546,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.012409806251525879,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.013673617504537106,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.012242352589964867,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010891897603869438,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:5b/0.9:4b 32g s4",
                "bpw": 4.218854631696429,
                "total_bits": 247732224.0,
                "err": 0.03684670478105545,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        5,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:5b/0.9:4b 32g s4",
                "bpw": 4.218854631696429,
                "total_bits": 247732224.0,
                "err": 0.03684670478105545,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        5,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.19523309171199799,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.18513913452625275,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.18195423483848572,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.165786013007164,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.09077209234237671,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.08769238740205765,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.10019142180681229,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.09231530129909515,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.09137183427810669,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.08252052962779999,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.07921504974365234,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.05108039081096649,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.044353798031806946,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.04370523989200592,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.04355039447546005,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.02560071088373661,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.02322547324001789,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.023052183911204338,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.021656351163983345,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.0215750839561224,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.013993660919368267,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.015011992305517197,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.013795748353004456,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.011288422159850597,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.02560071088373661,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.02560071088373661,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.013239845633506775,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.011550025083124638,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.00999768078327179,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.008862907998263836,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.0064110057428479195,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.005023104138672352,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.008919762447476387,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.008202103897929192,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.00665127532556653,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.005454970523715019,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.005285201128572226,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.004652597941458225,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.004286228213459253,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.003234872594475746,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.002967768581584096,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.0024562422186136246,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.0019430842949077487,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.0017378060147166252,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.001784398453310132,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.001552601926960051,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.001517941476777196,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.0016108903801068664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.0011275814613327384,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.0012111511314287782,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1789376395089284,
                "total_bits": 127947775.99999999,
                "err": 0.013239845633506775,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1789376395089284,
                "total_bits": 127947775.99999999,
                "err": 0.013239845633506775,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.0579843670129776,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.04567988961935043,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.03882751986384392,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.03501465916633606,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.025655467063188553,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.019598517566919327,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.03489302098751068,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.0318126454949379,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.02732745185494423,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.019839109852910042,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.01952552981674671,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.017671117559075356,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.015165857970714569,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.012419469654560089,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.01169032882899046,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.008837662637233734,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.006555232685059309,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.006005110684782267,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.005435371771454811,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.004929506219923496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.004609422758221626,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.004604033660143614,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.003660236019641161,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.0030720029026269913,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.7191162109375,
                "total_bits": 45619200.0,
                "err": 0.03501465916633606,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.7191162109375,
                "total_bits": 45619200.0,
                "err": 0.03501465916633606,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.05919991806149483,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.04464643821120262,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.03581908717751503,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.033044297248125076,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.02566838636994362,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.01799565739929676,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.03672017902135849,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.033319249749183655,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.027789678424596786,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.019435370340943336,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.019466254860162735,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.018547311425209045,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.015892408788204193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.012473703362047672,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.011530310846865177,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.009263944812119007,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.006652519106864929,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.005953731015324593,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.00547406543046236,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.00481667835265398,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.0048412443138659,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.004856469575315714,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.0036898618564009666,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.0032688446808606386,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.25:4b/0.75:2b 32g s4",
                "bpw": 2.62646484375,
                "total_bits": 11016192.0,
                "err": 0.03581908717751503,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.25:4b/0.75:2b 32g s4",
                "bpw": 2.62646484375,
                "total_bits": 11016192.0,
                "err": 0.03581908717751503,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.16937875747680664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.14124611020088196,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.12983699142932892,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.11480414122343063,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.07753883302211761,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.06554295122623444,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.09476738423109055,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.08625192195177078,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.08060935139656067,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.06116408109664917,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.05834304168820381,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.04829014837741852,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.04128824174404144,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.03728265315294266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.0362919345498085,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.024143753573298454,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.01915558986365795,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.018216408789157867,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.015857523307204247,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.015162157826125622,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.012628898955881596,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.012116560712456703,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.01117571722716093,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.007678456604480743,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:5b/0.9:4b 32g s4",
                "bpw": 4.22021484375,
                "total_bits": 17700864.0,
                "err": 0.03728265315294266,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        5,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:5b/0.9:4b 32g s4",
                "bpw": 4.22021484375,
                "total_bits": 17700864.0,
                "err": 0.03728265315294266,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        5,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.17107564210891724,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.15104973316192627,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.14135795831680298,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.12027318775653839,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.08039070665836334,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.0714440867304802,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.09849310666322708,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.08917875587940216,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.08224780857563019,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.06540190428495407,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.06052470952272415,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.051283642649650574,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.043603189289569855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.039586011320352554,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.03860730305314064,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.026096530258655548,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02187005616724491,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.02114897407591343,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.01910586655139923,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.018505455926060677,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.014817661605775356,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.015612530522048473,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.01355936098843813,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.012287994846701622,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.026096530258655548,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.026096530258655548,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.2010604590177536,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.18915079534053802,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.18543827533721924,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.16783984005451202,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.09431464225053787,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.09046612679958344,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.10447006672620773,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.09635025262832642,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.09510654211044312,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.08446097373962402,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.08045072853565216,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.053402360528707504,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.04625486209988594,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.0453554131090641,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.04514150321483612,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.026712169870734215,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.023770619183778763,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.023545589298009872,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.021849486976861954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.021716682240366936,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.014406366273760796,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.014957533217966557,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.014112599194049835,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010764745064079762,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.026712169870734215,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.026712169870734215,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.2318328320980072,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.2185201197862625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.21434690058231354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.1940186321735382,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.1086912527680397,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.10434680432081223,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.12013097107410431,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11090852320194244,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.10955997556447983,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09746558964252472,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09277377277612686,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06115536391735077,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.05296230688691139,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.051994189620018005,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.05176451429724693,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.030545711517333984,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.026696236804127693,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.026426326483488083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.0244183000177145,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.024276765063405037,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.01608256995677948,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.015978317707777023,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.015765026211738586,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010553430765867233,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.030545711517333984,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.030545711517333984,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.1914568543434143,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.16828623414039612,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.1587812751531601,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.14026571810245514,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.08669472485780716,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.07776404172182083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.10385459661483765,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.09467954933643341,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.08946493268013,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.07301574945449829,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.06920285522937775,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.052747152745723724,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.04531319811940193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.0417654775083065,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.040891245007514954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.026481756940484047,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.022105682641267776,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.021682292222976685,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.01949465088546276,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.01893620565533638,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.01435878500342369,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.014627980999648571,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.01318915281444788,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.010496833361685276,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.026481756940484047,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.026481756940484047,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.04441331699490547,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.03722476214170456,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.03314447030425072,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.029378646984696388,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.020174488425254822,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.016668468713760376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.02650384046137333,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.02414540946483612,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.021043729037046432,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.016228370368480682,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.01570286601781845,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.013466227799654007,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.011540492996573448,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.009762176312506199,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.009302958846092224,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.006746032275259495,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.0051696645095944405,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.004827243275940418,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.004409105982631445,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.004099591169506311,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.0035658301785588264,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.003574295900762081,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.0029561189003288746,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.0024456533137708902,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.25:3b/0.75:2b 32g s4",
                "bpw": 2.3753662109375,
                "total_bits": 39852032.0,
                "err": 0.03722476214170456,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.25:3b/0.75:2b 32g s4",
                "bpw": 2.3753662109375,
                "total_bits": 39852032.0,
                "err": 0.03722476214170456,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.04410157725214958,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.03597539663314819,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.030760742723941803,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.02740085870027542,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.019671037793159485,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.01540758740156889,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.027188394218683243,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.02474101074039936,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.020746197551488876,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.015613710507750511,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.01536952517926693,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.013793000020086765,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.011801584623754025,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.009498214349150658,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.008878542110323906,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.006899451836943626,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.004974569194018841,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.004533924628049135,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.004180401563644409,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.0037550104316323996,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.003573039313778281,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.003483501262962818,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.002752480562776327,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.0022340649738907814,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.25:3b/0.75:2b 32g s4",
                "bpw": 2.37646484375,
                "total_bits": 9967616.0,
                "err": 0.03597539663314819,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.25:3b/0.75:2b 32g s4",
                "bpw": 2.37646484375,
                "total_bits": 9967616.0,
                "err": 0.03597539663314819,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.17903465032577515,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.15225909650325775,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.14137053489685059,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.12425199151039124,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.0821290984749794,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.07120539247989655,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.09893202781677246,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.0909099280834198,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.08511298149824142,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.06597971171140671,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.0626428872346878,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.050281938165426254,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.04339878261089325,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.03942098468542099,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.0384499654173851,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.025107726454734802,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.02016340382397175,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.019283488392829895,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.016861489042639732,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.016182566061615944,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.012905782088637352,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.012539025396108627,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.011490581557154655,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.007765109185129404,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.025107726454734802,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.025107726454734802,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.19150759279727936,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.16421853005886078,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.1534946858882904,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.12762551009655,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.08917918056249619,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.0788804143667221,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.10684332251548767,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.09697554260492325,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.09133327007293701,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.06933339685201645,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.06362047046422958,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.05519940331578255,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.047143466770648956,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.0436529703438282,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.042801711708307266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.028002306818962097,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02394549921154976,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.023230649530887604,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.020350256934762,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.019801504909992218,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.015795700252056122,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01679140515625477,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.014698842540383339,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.013148817233741283,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.028002306818962097,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.028002306818962097,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.20876121520996094,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.19662871956825256,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.19284510612487793,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.17487677931785583,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.09827428311109543,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.09428051859140396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.10872958600521088,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.10029500722885132,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.09905748069286346,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.0881127342581749,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.08407623320817947,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.05547661334276199,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.048047494143247604,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.04715295881032944,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.04694818705320358,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.02775155007839203,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.024507369846105576,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.024260632693767548,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.022484945133328438,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.022354010492563248,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.0148264579474926,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.015106499195098877,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.014542900957167149,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010523957200348377,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.02775155007839203,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.02775155007839203,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.24289251863956451,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.22893095016479492,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.22474847733974457,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.20400454103946686,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.11445983499288559,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.10989584773778915,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.1266368329524994,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11669496446847916,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.11537103354930878,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.10277815163135529,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09818383306264877,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06463780999183655,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.05583721771836281,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.05484173446893692,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.05461311340332031,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.032322581857442856,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.028245745226740837,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.027971412986516953,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.025888592004776,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.02573966793715954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.01720542274415493,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.017036717385053635,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.016886234283447266,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.011442095041275024,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.032322581857442856,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.032322581857442856,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.21671931445598602,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.1907714307308197,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.18069855868816376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.16017822921276093,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.09861071407794952,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.08870038390159607,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.11705345660448074,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.10671309381723404,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.10168298333883286,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.08310820162296295,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.07883554697036743,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.059506021440029144,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05108710750937462,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.04747043550014496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04658551886677742,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.02992568165063858,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.02499263733625412,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.02456608973443508,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.022002406418323517,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.021428678184747696,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.0162461269646883,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.016307460144162178,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.015058993361890316,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.011561932042241096,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.02992568165063858,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.02992568165063858,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.059078000485897064,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.05004117265343666,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.04480322450399399,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.03996674343943596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.026898130774497986,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.022452887147665024,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.035515401512384415,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.032091811299324036,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.028023304417729378,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.021952776238322258,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.021295253187417984,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.018091952428221703,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.015376812778413296,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.013059147633612156,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.012460623867809772,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.009085734374821186,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.006956097204238176,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.006518014706671238,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.006009766831994057,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.005614801775664091,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.004841798450797796,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.004855033941566944,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.004029791336506605,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.003394658211618662,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.035515401512384415,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.035515401512384415,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.055911850184202194,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.04610319808125496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.04024018347263336,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.03602834790945053,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.024951409548521042,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.020081091672182083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.034225985407829285,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.030771862715482712,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.026367170736193657,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.020142270252108574,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.019767682999372482,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.017400942742824554,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.014721816405653954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.01210574246942997,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.011410274542868137,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.008756880648434162,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.006419604178518057,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.00593824777752161,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.00549009395763278,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.005030198022723198,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.004592718090862036,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.004522504284977913,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.0036204932257533073,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.0030665784142911434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.72021484375,
                "total_bits": 11409408.0,
                "err": 0.03602834790945053,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.72021484375,
                "total_bits": 11409408.0,
                "err": 0.03602834790945053,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.18882763385772705,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.1628705859184265,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.15257778763771057,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.1347401738166809,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.08680906891822815,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.07647702097892761,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.10330536961555481,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.09505237638950348,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.08971164375543594,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.07083119451999664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.06716762483119965,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.0525355190038681,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.04537241533398628,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.04170074313879013,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04079674556851387,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.026237107813358307,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.021390128880739212,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.02057371661067009,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.0181291326880455,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.01751137338578701,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.013581505976617336,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.013277778401970863,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.012269578874111176,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.008351797237992287,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.026237107813358307,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.026237107813358307,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.17584343254566193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.15452685952186584,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.1464119851589203,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.12264680117368698,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.08199401944875717,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.07368416339159012,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.09805520623922348,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.08806222677230835,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.08387522399425507,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.06657476723194122,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.05997442454099655,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.05048391968011856,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.04290233552455902,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04018770903348923,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.03952173516154289,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.025549106299877167,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.022035541012883186,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.021448476240038872,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.01921994425356388,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.018807532265782356,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.014291111379861832,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01537342183291912,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.013433769345283508,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.01208406500518322,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.025549106299877167,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.025549106299877167,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.18906532227993011,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.1772509664297104,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.17326867580413818,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.15691599249839783,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.08916866779327393,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.08503223955631256,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.09962095320224762,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.0916716530919075,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.09005444496870041,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.07948250323534012,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.07587327063083649,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.05087447166442871,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.04396181181073189,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.04282935708761215,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.042564135044813156,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.025504454970359802,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.022249070927500725,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.02197514846920967,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.02031583897769451,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.020149443298578262,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.013692927546799183,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.013738271780312061,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.013320516794919968,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.009505732916295528,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.025504454970359802,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.025504454970359802,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.24434302747249603,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.22957733273506165,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.22483541071414948,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.203884094953537,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.11541179567575455,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.1103787049651146,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.12836436927318573,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11823783814907074,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.11648935079574585,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.10315832495689392,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09848669916391373,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06543666869401932,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.05658891052007675,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.05533723905682564,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.05504424870014191,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.03279973194003105,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.028483938425779343,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.028162196278572083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.025991998612880707,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.025806864723563194,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.017441028729081154,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.017164312303066254,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.017030639573931694,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.01140944566577673,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03279973194003105,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03279973194003105,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.21374404430389404,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.18953511118888855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.1799410730600357,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.15954023599624634,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.0975705161690712,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.08830487728118896,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.1161806508898735,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.10553935170173645,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.10034127533435822,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.08285727351903915,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.07859278470277786,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.059176649898290634,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05064021050930023,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.04706351459026337,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04617983102798462,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.029825830832123756,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.02491615153849125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.02448434941470623,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.022090857848525047,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.021540900692343712,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.016268407925963402,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.016428213566541672,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.015074191614985466,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.01185592170804739,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.029825830832123756,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.029825830832123756,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.07154874503612518,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.06236449256539345,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.05729538947343826,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.05103188380599022,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.0328090600669384,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.028505533933639526,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.04170521721243858,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.03795890882611275,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.0339006669819355,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.02743472531437874,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.026364168152213097,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.021150384098291397,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.01816374808549881,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.015867995098233223,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.015284487046301365,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.01060265488922596,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.00836592260748148,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.007944808341562748,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.007317769806832075,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.006939725484699011,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.005610230378806591,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.005651548970490694,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.004811740014702082,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.003892355365678668,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.1878662109375,
                "total_bits": 53483520.0,
                "err": 0.0339006669819355,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.1878662109375,
                "total_bits": 53483520.0,
                "err": 0.0339006669819355,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.06404893100261688,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.05487550050020218,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.04936563968658447,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.043941278010606766,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.029045412316918373,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.0244939923286438,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.037955936044454575,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.03470217436552048,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.030202291905879974,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.023958444595336914,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.023200305178761482,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.019254297018051147,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.016511978581547737,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.013991362415254116,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.013329577632248402,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.009619074873626232,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.007261351216584444,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.006787851918488741,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.006255988031625748,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.00581149710342288,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.00497006718069315,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.004866351373493671,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.004079107195138931,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.0031034464482218027,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.12646484375,
                "total_bits": 13113344.0,
                "err": 0.03470217436552048,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.12646484375,
                "total_bits": 13113344.0,
                "err": 0.03470217436552048,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.20590339601039886,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.18295198678970337,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.1744239330291748,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.1546642929315567,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.0956936925649643,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.086921826004982,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.11087003350257874,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.10201141238212585,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.0979299396276474,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.08025088161230087,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.07583951205015182,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.05623720586299896,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.04869839921593666,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.04579585790634155,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04512307792901993,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.028041159734129906,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.02325177751481533,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.02256939932703972,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.020050253719091415,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.019574452191591263,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.014383772388100624,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.01388638187199831,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.013349611312150955,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.008381268940865993,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.028041159734129906,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.028041159734129906,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.20300191640853882,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.18298274278640747,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.17548704147338867,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.15319222211837769,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.0951252281665802,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.08752109110355377,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.10983578860759735,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.10032322257757187,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.09664864838123322,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.07944092899560928,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.07520939409732819,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.0565943717956543,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.04840995743870735,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.045978061854839325,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.045405883342027664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.028535407036542892,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.024304941296577454,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.023760756477713585,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.021261489018797874,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.0208789873868227,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.015584949404001236,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.015799064189195633,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.014761622995138168,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.011483308859169483,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.028535407036542892,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.028535407036542892,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.18142031133174896,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.17018340528011322,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.16636422276496887,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.15072211623191833,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.08554026484489441,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.08158881217241287,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.09548548609018326,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.08802768588066101,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.0863712951540947,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.07631325721740723,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.07279840856790543,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.04864881932735443,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.04214085638523102,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.041024260222911835,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.040760789066553116,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.024343516677618027,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.02115364745259285,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.020887063816189766,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.019287806004285812,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.01912079192698002,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.012882828712463379,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.012839056551456451,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.012515222653746605,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.008601214736700058,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.024343516677618027,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.024343516677618027,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.24144043028354645,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.22716215252876282,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.222556933760643,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.2019483894109726,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.1141461730003357,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.10919290035963058,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.126790851354599,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11692626029253006,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.11514927446842194,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.10211502760648727,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09746776521205902,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06461646407842636,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.055940769612789154,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.05466678738594055,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.05437171086668968,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.03228280693292618,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.028036480769515038,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.02770949713885784,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.025588026270270348,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.02539679780602455,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.016958527266979218,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.01675421930849552,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.016530727967619896,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010946005582809448,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03228280693292618,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03228280693292618,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.20920421183109283,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.18713390827178955,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.1777515411376953,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.15813444554805756,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.09592191874980927,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.08701980859041214,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.11459960043430328,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.10415370017290115,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.09854362159967422,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.08205828815698624,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.07803484797477722,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.05844460427761078,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.049959562718868256,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.04621494561433792,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04530154913663864,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.029452964663505554,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.0243463683873415,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.023883137851953506,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.021655205637216568,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.021061701700091362,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.016022970899939537,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.01592990942299366,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.01473891083151102,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.0112729137763381,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.029452964663505554,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.029452964663505554,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.06566662341356277,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.05688517540693283,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.051203567534685135,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.0456426739692688,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.030025893822312355,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.02542761340737343,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.039843179285526276,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.03610432147979736,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.03112751431763172,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.024996871128678322,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.024270297959446907,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.020237183198332787,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.017254263162612915,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.014546366408467293,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.013838691636919975,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.010137645527720451,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.007714844774454832,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.007224150933325291,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.006745200604200363,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.006287748459726572,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.005335751920938492,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.005363237578421831,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.0043676793575286865,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.0036858266685158014,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.03610432147979736,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.03610432147979736,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.059502266347408295,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.0506003238260746,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.044614966958761215,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.039764199405908585,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.02689073048532009,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.022079331800341606,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.0365220308303833,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.033210307359695435,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.02803664654493332,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.022142065688967705,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.02161545120179653,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.01851375214755535,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.015872636809945107,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.012988361530005932,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.012224407866597176,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.009249537251889706,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.006810973398387432,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.006280745379626751,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.005884887650609016,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.005372484214603901,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.004815048072487116,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.004737174604088068,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.0038040082436054945,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.0030845007859170437,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 12715520.0,
                "err": 0.0365220308303833,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 12715520.0,
                "err": 0.0365220308303833,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.18248280882835388,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.16214944422245026,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.15350690484046936,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.13628675043582916,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.08470384031534195,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.07645551860332489,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.10034516453742981,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.09221114218235016,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.08680647611618042,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.07125064730644226,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.06746239960193634,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.050882305949926376,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.043983712792396545,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.040654413402080536,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.039810143411159515,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.02541799657046795,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.020730184391140938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.020025063306093216,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.017950385808944702,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.017402341589331627,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.013044622726738453,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.012674720026552677,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.011833421885967255,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.007781792897731066,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02541799657046795,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02541799657046795,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.19038455188274384,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.16537146270275116,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.15479375422000885,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.13363616168498993,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.08839015662670135,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.07810603827238083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.10746713727712631,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.09726442396640778,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.09110194444656372,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.07162598520517349,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.06713978201150894,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.05536162108182907,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.04705414921045303,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.043027572333812714,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04205004498362541,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.027832722291350365,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.023085637018084526,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.022269215434789658,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.01990273967385292,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.019260844215750694,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.015066844411194324,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01571604236960411,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.013714651577174664,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.011653943918645382,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.027832722291350365,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.027832722291350365,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.17867936193943024,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.16785375773906708,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.16409721970558167,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.1491023600101471,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.08426667004823685,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.08043190836906433,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.09422215074300766,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.08680236339569092,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.08506544679403305,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.07542549073696136,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.07211484014987946,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.04805385693907738,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.041564445942640305,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.04041466489434242,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.04014696925878525,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.02405734546482563,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.0208986084908247,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.020632300525903702,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.019123462960124016,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.018951088190078735,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.012782863341271877,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.012780888937413692,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.012398689053952694,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.008655223995447159,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.02405734546482563,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.02405734546482563,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.2350843846797943,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.22149236500263214,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.2168940156698227,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.19712883234024048,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.11107370257377625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.10631314665079117,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.12372580170631409,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11396772414445877,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.11204565316438675,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09963250160217285,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09531085193157196,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06299826502799988,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.05451206862926483,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.05320107564330101,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.05289101228117943,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.03150005266070366,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.02727987989783287,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.026954753324389458,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.024952856823801994,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.024754993617534637,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.016569755971431732,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.01631811074912548,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.016133219003677368,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.01066030003130436,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03150005266070366,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03150005266070366,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.2174004316329956,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.194844588637352,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.18577741086483002,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.16483478248119354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.09999208897352219,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.09123877435922623,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.11878763884305954,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.10761105269193649,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.1026422455906868,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.08550740033388138,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.08134613186120987,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.06056113913655281,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.051671721041202545,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.04823139309883118,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04739754647016525,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.030440999194979668,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.02553630992770195,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.02512340061366558,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.02274872176349163,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.022217698395252228,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.01654282584786415,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.016788369044661522,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.015405109152197838,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.012128129601478577,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.030440999194979668,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.030440999194979668,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.0720716193318367,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.06426133215427399,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.05809533968567848,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.05172733590006828,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.03325524926185608,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.02860512211918831,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.04481473192572594,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.04037132114171982,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.03413477912545204,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.028397679328918457,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.02753693051636219,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.022816816344857216,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.01936725527048111,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.016144806519150734,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.015293260104954243,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.011429889127612114,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.008625037968158722,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.008066043257713318,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.007699178531765938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.007154548075050116,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.006036166101694107,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.006101489067077637,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.004865370690822601,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.004251792561262846,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.1878662109375,
                "total_bits": 53483520.0,
                "err": 0.03413477912545204,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.1878662109375,
                "total_bits": 53483520.0,
                "err": 0.03413477912545204,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.06133595481514931,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.05404529720544815,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.047633104026317596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.04227820038795471,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.0280048456043005,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.02331128902733326,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.03880739212036133,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.03544660657644272,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.028864599764347076,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.023758094757795334,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.023194393143057823,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.019674617797136307,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.016944101080298424,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.013551491312682629,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.012629234232008457,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.009851435199379921,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.007139271125197411,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.006530906073749065,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.006317491177469492,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.005703183356672525,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.005108444020152092,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.0050734165124595165,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.003932689782232046,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.003300883574411273,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.12646484375,
                "total_bits": 13113344.0,
                "err": 0.03544660657644272,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.12646484375,
                "total_bits": 13113344.0,
                "err": 0.03544660657644272,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.19221225380897522,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.17337742447853088,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.16593240201473236,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.14720314741134644,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.089864082634449,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.08238513767719269,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.10490945726633072,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.09581943601369858,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.09150072932243347,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.07632315158843994,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.07220336049795151,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.05336983874440193,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.04577777534723282,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.043018639087677,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04235871881246567,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.02662641555070877,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.021944399923086166,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.021340178325772285,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.019162729382514954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.01871659979224205,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.013712058775126934,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.013247372582554817,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.012628431431949139,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.008204196579754353,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02662641555070877,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02662641555070877,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.19961880147457123,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.1786590963602066,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.16882538795471191,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.14568151533603668,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.09386871755123138,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.08472268283367157,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.11412461847066879,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.1024649515748024,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.0958065316081047,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.07773580402135849,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.0737183690071106,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.05895848944783211,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.04993608593940735,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04600513353943825,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.045048851519823074,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.029755961149930954,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02513718418776989,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.02435997501015663,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.02214485965669155,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.02154926396906376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.016484782099723816,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.017553195357322693,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.015229190699756145,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.013614676892757416,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.029755961149930954,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.029755961149930954,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.1761300414800644,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.16579565405845642,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.16229669749736786,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.14760924875736237,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.08321591466665268,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.07959499955177307,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.09265100210905075,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.08544014394283295,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.08398609608411789,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.07457789033651352,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.07137362658977509,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.0473363883793354,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.04097425192594528,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.03997275233268738,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03973591700196266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.023693762719631195,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.02074485644698143,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.020504480227828026,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.0190152358263731,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.01886807195842266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.01261780597269535,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.012776575982570648,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.012287318706512451,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.008817660622298717,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.023693762719631195,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.023693762719631195,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.23753029108047485,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.224023699760437,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.21960440278053284,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.19987249374389648,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.11243797838687897,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.10776839405298233,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.12511268258094788,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11508514732122421,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.11343854665756226,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.10094301402568817,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09663901478052139,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06393475830554962,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.05514717847108841,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.053966645151376724,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.053687963634729385,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.03200753033161163,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.02786625362932682,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.027566539123654366,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.025545340031385422,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.025373468175530434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.017094222828745842,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.016930140554904938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.016695329919457436,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.011456333100795746,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03200753033161163,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03200753033161163,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.2115316092967987,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.18832725286483765,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.17890965938568115,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.15967246890068054,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.09699700027704239,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.08783502131700516,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.11607325077056885,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.10522805899381638,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.09981242567300797,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.08283832669258118,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.07917797565460205,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.059263456612825394,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.050480857491493225,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.04677405208349228,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.045866020023822784,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.029808951541781425,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.02470569871366024,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.024273283779621124,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.02198246866464615,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.021408097818493843,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.01620144210755825,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.016248416155576706,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.014965670183300972,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.01163612212985754,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.029808951541781425,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.029808951541781425,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.07211717963218689,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.06383217126131058,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.05904073268175125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.052151717245578766,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.03322591632604599,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.029229089617729187,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.041768528521060944,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.03819621354341507,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.034108638763427734,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.027888255193829536,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.026653669774532318,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.02118411473929882,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.018233373761177063,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.016029734164476395,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.015468045137822628,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.010602776892483234,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.008400519378483295,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.007991892285645008,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.007349912077188492,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.006984522566199303,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.005574035458266735,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.005596345290541649,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.004805734381079674,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.003786521265283227,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.1878662109375,
                "total_bits": 53483520.0,
                "err": 0.034108638763427734,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.1878662109375,
                "total_bits": 53483520.0,
                "err": 0.034108638763427734,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.062067579478025436,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.053822990506887436,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.048970580101013184,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.04307115077972412,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.028213901445269585,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.024139966815710068,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.03641221672296524,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.033174481242895126,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.029176564887166023,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.023318316787481308,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.022361181676387787,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.01849563606083393,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.015850966796278954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.013583006337285042,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.01300427783280611,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.009246858768165112,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.0070726703852415085,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.0066490499302744865,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.0061022634617984295,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.005712481681257486,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.004813473206013441,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.0047250427305698395,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.004015539772808552,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.003073861123993993,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 12715520.0,
                "err": 0.03641221672296524,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 12715520.0,
                "err": 0.03641221672296524,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.18069499731063843,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.16105309128761292,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.15322035551071167,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.13506904244422913,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.08373605459928513,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.07608826458454132,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.09886595606803894,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.09004313498735428,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.08570363372564316,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.07025372982025146,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.06637690216302872,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.05030699074268341,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.04304011911153793,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.04019834101200104,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.03950796648859978,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.025133324787020683,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.020652707666158676,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.02002655901014805,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.017908520996570587,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.017432142049074173,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.01299868244677782,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.012772399000823498,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.011859405785799026,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.008220058865845203,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.025133324787020683,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.025133324787020683,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.20352551341056824,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.18269158899784088,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.17414529621601105,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.15150482952594757,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.09545019268989563,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.08685242384672165,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.1126457080245018,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.10234853625297546,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.09737683087587357,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.07994170486927032,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.07482805103063583,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.05789105221629143,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.04927476868033409,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04616647958755493,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04542269930243492,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.02896823361515999,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.024229537695646286,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.02355833910405636,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.021165700629353523,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.02067689597606659,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.015337927266955376,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01566116325557232,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.014328384771943092,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.011057710275053978,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.02896823361515999,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.02896823361515999,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.17315414547920227,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.16317257285118103,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.15972568094730377,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.1452513337135315,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.08177046477794647,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.07822863757610321,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.09113486111164093,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.08403681218624115,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.08251754939556122,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.07335157692432404,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.07014395296573639,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.046437621116638184,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.04023659974336624,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.039228081703186035,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.038994017988443375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.023218531161546707,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.020267833024263382,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.02002338506281376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.018573742359876633,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.01842588186264038,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.012231498956680298,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.01236443780362606,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.011890718713402748,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.00837226863950491,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.023218531161546707,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.023218531161546707,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.23375041782855988,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.2204345315694809,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.21607647836208344,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.19664570689201355,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.11063794046640396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.10597546398639679,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.12296073138713837,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11326900869607925,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.11157418042421341,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09926110506057739,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09494776278734207,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06267832964658737,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.05420513451099396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.05299696326255798,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.0527275986969471,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.03133632242679596,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.027226092293858528,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.026920676231384277,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.02491748332977295,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.024740036576986313,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.01644907146692276,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.016336379572749138,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.016041696071624756,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.01077625434845686,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03133632242679596,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03133632242679596,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.2198585718870163,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.19646908342838287,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.18719089031219482,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.16610123217105865,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.10097676515579224,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.09186068177223206,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.11987590044736862,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.10873015224933624,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.10374748706817627,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.0860825628042221,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.08169867098331451,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.06114070117473602,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.052208948880434036,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.04873737320303917,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04789552092552185,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.03093086928129196,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.025808783248066902,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.02538967691361904,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.02294345013797283,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.022403227165341377,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.01710965856909752,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.01698688417673111,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.015980111435055733,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.012291481718420982,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03093086928129196,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03093086928129196,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.09009096026420593,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.08002641052007675,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.07438887655735016,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.06581645458936691,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.04149125516414642,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.03678138181567192,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.0519937239587307,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.047300707548856735,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.042571429163217545,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.035015348345041275,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.033483102917671204,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.026451583951711655,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.022663436830043793,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.020089706405997276,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.019442273303866386,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.013278055936098099,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.010677834041416645,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.01021368708461523,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.009431484155356884,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.00901775062084198,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.007075635716319084,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.0072607435286045074,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.006166908890008926,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.0051637557335197926,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5316162109375,
                "total_bits": 59250688.0,
                "err": 0.035015348345041275,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5316162109375,
                "total_bits": 59250688.0,
                "err": 0.035015348345041275,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.07617826014757156,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.06687824428081512,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.061358433216810226,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.054201602935791016,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.034851767122745514,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.03024376556277275,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.044595714658498764,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.04048856347799301,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.03585965931415558,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.029104145243763924,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.027952127158641815,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.022644706070423126,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.01937221549451351,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.016761166974902153,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.01609662175178528,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.011321286670863628,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.008720871061086655,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.008241374976933002,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.007583795115351677,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.0071486253291368484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.005899570416659117,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.0057764556258916855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.004976903088390827,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.003774403128772974,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.18896484375,
                "total_bits": 13375488.0,
                "err": 0.03585965931415558,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.18896484375,
                "total_bits": 13375488.0,
                "err": 0.03585965931415558,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.1871263086795807,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.16960568726062775,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.16322238743305206,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.14372588694095612,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.08724983036518097,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.0807315856218338,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.10011196881532669,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.09199172258377075,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.08869960904121399,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.07401558756828308,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.06958282738924026,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.05080205202102661,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.04384571686387062,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.04169647395610809,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04118496924638748,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.025351714342832565,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.021174337714910507,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.020696479827165604,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.018444320186972618,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.0180991031229496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.01299935020506382,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.0125667043030262,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.012208282947540283,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.007637053728103638,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.025351714342832565,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.025351714342832565,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.20860640704631805,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.18637320399284363,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.17799516022205353,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.15255501866340637,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.09802111238241196,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.08951906859874725,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.11424871534109116,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.10412532836198807,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.09971048682928085,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.08021264523267746,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.07526807487010956,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.058699317276477814,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.05003226175904274,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04724964126944542,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04657333344221115,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.02934478037059307,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02463795617222786,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.024019673466682434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.02109411545097828,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.020656980574131012,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.015505259856581688,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.015626801177859306,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.01457528118044138,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.010812346823513508,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.02934478037059307,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.02934478037059307,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.1682402640581131,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.15796580910682678,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.1544819325208664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.14040736854076385,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.07942131161689758,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.07576728612184525,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.08874957263469696,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.08170192688703537,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.0802004486322403,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.07101985067129135,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.06803274154663086,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.04532046616077423,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.039189305156469345,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.03815465420484543,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03791126236319542,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.0226895771920681,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.019862327724695206,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.019617708399891853,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.01819382980465889,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.01804029755294323,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.0121063943952322,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.01234073843806982,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.011758576147258282,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.008620773442089558,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.0226895771920681,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.0226895771920681,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.22845380008220673,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.21466903388500214,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.2101544290781021,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.19103367626667023,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.10793954879045486,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.1030341386795044,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.12030277401208878,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11067797243595123,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.108925960958004,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09651694446802139,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.0924186035990715,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.061469487845897675,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.05303145945072174,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.051765911281108856,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.05147610604763031,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.030779406428337097,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.02673053927719593,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.026412658393383026,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.024427765980362892,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.02424030192196369,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.016400881111621857,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.01625746302306652,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.015985339879989624,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010978642851114273,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.030779406428337097,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.030779406428337097,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.22201575338840485,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.19887450337409973,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.18958260118961334,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.16793224215507507,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.10201270133256912,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.09301034361124039,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.12145183980464935,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.11000208556652069,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.10470087081193924,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.08711262792348862,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.08250034600496292,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.061731331050395966,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.052770137786865234,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.04917185381054878,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04829474538564682,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.031123347580432892,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.025938110426068306,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.02550220675766468,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.023050636053085327,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.02249043434858322,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.01705286279320717,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.01694849506020546,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.015872914344072342,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.012103382498025894,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.031123347580432892,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.031123347580432892,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.08165805041790009,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.0729716494679451,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.06822893768548965,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.05987631902098656,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.03782535344362259,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.033767081797122955,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.04660239443182945,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.04252758249640465,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.03862399980425835,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.03176198899745941,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.030167674645781517,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.023638572543859482,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.020327480509877205,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.018216239288449287,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.017688613384962082,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.011831102892756462,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.009521874599158764,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.009120048955082893,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.008327084593474865,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.007977988570928574,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.006221448536962271,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.006240727845579386,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.005467592738568783,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.004217624664306641,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5316162109375,
                "total_bits": 59250688.0,
                "err": 0.03176198899745941,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5316162109375,
                "total_bits": 59250688.0,
                "err": 0.03176198899745941,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.07238767296075821,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.06404079496860504,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.059501927345991135,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.05201229453086853,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.03323836624622345,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.029336150735616684,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.041390687227249146,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.037730950862169266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.03407005965709686,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.027692576870322227,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.02627473883330822,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.02099590189754963,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.018007660284638405,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.01598266139626503,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.015458307228982449,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.010497494600713253,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.008256006054580212,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.007866589352488518,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.007140170317143202,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.006790434941649437,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.005436994601041079,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.005332096479833126,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.004704679362475872,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.003417506581172347,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.18896484375,
                "total_bits": 13375488.0,
                "err": 0.03407005965709686,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.18896484375,
                "total_bits": 13375488.0,
                "err": 0.03407005965709686,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.17798054218292236,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.1600957214832306,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.15352648496627808,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.1342555582523346,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.08303304016590118,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.07623279839754105,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.0962999165058136,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.08780865371227264,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.08453303575515747,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.06960155814886093,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.06535278260707855,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.04903561994433403,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.04195966199040413,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.039750583469867706,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.03921207785606384,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.0244692824780941,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.020323684439063072,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.019808156415820122,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.017586002126336098,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.0172260832041502,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.012636547908186913,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.012301163747906685,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.011755874380469322,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.00775559339672327,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.0244692824780941,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.0244692824780941,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.19533640146255493,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.17521187663078308,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.16709434986114502,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.1461392641067505,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.0913165956735611,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.08339394629001617,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.10762929916381836,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.09784355759620667,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.09296060353517532,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.07659115642309189,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.07247483730316162,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.05532138794660568,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.04715553671121597,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04418802261352539,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04348871484398842,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.027742702513933182,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.023372959345579147,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.022753972560167313,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.02050374634563923,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.020050054416060448,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.014946410432457924,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.015322773717343807,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.01398971676826477,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.01108284667134285,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.027742702513933182,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.027742702513933182,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.16422820091247559,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.15338069200515747,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.1495712548494339,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.1354864239692688,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.07732786238193512,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.07343574613332748,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.08690424263477325,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.07993586361408234,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.07816450297832489,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.06867309659719467,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.06558573246002197,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.044368378818035126,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.03833111375570297,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.0371551550924778,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03688054904341698,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.022227786481380463,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.019368674606084824,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.01910073310136795,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.017657138407230377,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.017480261623859406,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.011854828335344791,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.012097010388970375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.011443568393588066,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.008474614471197128,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:5b/0.9:4b 32g s4",
                "bpw": 4.218854631696429,
                "total_bits": 247732224.0,
                "err": 0.0371551550924778,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        5,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:6b/0.9:4b 32g s4",
                "bpw": 4.312604631696429,
                "total_bits": 253237248.0,
                "err": 0.03688054904341698,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        6,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.21859142184257507,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.20433735847473145,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.19949449598789215,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.18070125579833984,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.10297174751758575,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.09791138768196106,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.11530784517526627,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.1061035618185997,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.10408297181129456,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09141291677951813,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.08725422620773315,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.05878901109099388,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.05075101554393768,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.049343667924404144,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.04900375381112099,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.029377611353993416,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.025394799187779427,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.025051873177289963,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.023055529221892357,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.022848909720778465,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.015425657853484154,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.015368206426501274,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.014930748380720615,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.01019855123013258,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.029377611353993416,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.029377611353993416,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.22911971807479858,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.205362468957901,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.19585339725017548,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.1733909696340561,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.10565442591905594,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.0963311418890953,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.1256428062915802,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.11360473930835724,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.10838636010885239,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.09023305773735046,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.0854048803448677,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.06411357969045639,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05469674617052078,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.0510561503469944,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.050181180238723755,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.03233565762639046,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.027143089100718498,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.026707779616117477,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.024191709235310555,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.02362758480012417,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.017768006771802902,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.01799161545932293,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.016583044081926346,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.013151570223271847,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03233565762639046,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03233565762639046,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.09256531298160553,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.08248152583837509,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.07718408852815628,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.06761594116687775,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.04292650148272514,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.03834297135472298,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.05268257483839989,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.04801834002137184,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.04381653293967247,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.035913772881031036,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.03407302126288414,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.026785992085933685,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.02300245128571987,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.020742926746606827,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.020175818353891373,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.013439027592539787,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.01093963161110878,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.01050390675663948,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.009579991921782494,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.009207530878484249,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.00713398028165102,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.007280352991074324,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.006333521567285061,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005103792063891888,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5316162109375,
                "total_bits": 59250688.0,
                "err": 0.035913772881031036,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5316162109375,
                "total_bits": 59250688.0,
                "err": 0.035913772881031036,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.07648559659719467,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.06777312606573105,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.06254742294549942,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.05464871972799301,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.03519495949149132,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.030893215909600258,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.0443708673119545,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.04049773886799812,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.03600326552987099,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.029340432956814766,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.027941228821873665,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.02255171537399292,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.019355637952685356,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.01694457046687603,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.01633831113576889,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.011272897012531757,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.008865037932991982,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.008415616117417812,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.007710602600127459,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.007308509666472673,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.005909684579819441,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.0058938125148415565,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.005066485609859228,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.003948786295950413,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.18896484375,
                "total_bits": 13375488.0,
                "err": 0.03600326552987099,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.18896484375,
                "total_bits": 13375488.0,
                "err": 0.03600326552987099,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.18400989472866058,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.16398829221725464,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.15640763938426971,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.1359318643808365,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.08528269827365875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.07760187238454819,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.10015816241502762,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.09069626033306122,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.08692186325788498,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.0707087442278862,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.06621330976486206,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.050932884216308594,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.04331061616539955,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.04080544412136078,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04022245109081268,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.025471573695540428,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.0208720862865448,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.020284580066800117,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.01791498437523842,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.017499199137091637,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.013129566796123981,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.012685353867709637,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.012043654918670654,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.008007937110960484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.025471573695540428,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.025471573695540428,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.19157981872558594,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.17439551651477814,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.1601950228214264,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.14270630478858948,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.09044171124696732,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.07964067906141281,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.12074490636587143,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.10761331021785736,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.09194907546043396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.07831661403179169,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.07562781125307083,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.062413450330495834,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.052083730697631836,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04418902471661568,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.042162396013736725,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.031281135976314545,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02384069189429283,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.022553591057658195,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.02153927832841873,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.02029774710536003,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.016758406534790993,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01698174700140953,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.014016001485288143,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.012322905473411083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.031281135976314545,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.031281135976314545,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.16454891860485077,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.15342183411121368,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.14934693276882172,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.13522177934646606,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.07750845700502396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.07341757416725159,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.08753129839897156,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.0804017186164856,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.07839496433734894,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.0687098279595375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.06569962203502655,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.04478991776704788,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.03864258900284767,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.03734607622027397,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03704056516289711,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.022458970546722412,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.019631095230579376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.019343199208378792,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.01791056990623474,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.017720647156238556,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.01209291722625494,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.012507294304668903,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.01165094319730997,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.009002767503261566,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:6b/0.9:4b 32g s4",
                "bpw": 4.312604631696429,
                "total_bits": 253237248.0,
                "err": 0.03704056516289711,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        6,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:6b/0.9:4b 32g s4",
                "bpw": 4.312604631696429,
                "total_bits": 253237248.0,
                "err": 0.03704056516289711,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        6,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.21814629435539246,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.20374926924705505,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.19874177873134613,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.17976373434066772,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.10270601511001587,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.09750563651323318,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.11536982655525208,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.10608523339033127,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.10384249687194824,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09107978641986847,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.08691620826721191,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.058735523372888565,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.05072291940450668,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.04920157417654991,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.04883977770805359,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.029376858845353127,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.025290589779615402,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.024926602840423584,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.022932343184947968,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.02270142361521721,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.015418082475662231,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.015277484431862831,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.014879638329148293,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.01006197091192007,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.029376858845353127,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.029376858845353127,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.22902558743953705,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.2057061493396759,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.19641238451004028,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.17412711679935455,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.10589486360549927,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.09665459394454956,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.12561193108558655,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.1138228103518486,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.10858717560768127,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.09070882946252823,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.08599625527858734,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.06442438811063766,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05485786125063896,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.05122650787234306,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.05032428354024887,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.03250904381275177,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.027241544798016548,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.02680133655667305,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.024336518719792366,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.02377927675843239,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.017805464565753937,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.018069954589009285,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.016572795808315277,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.013240179978311062,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03250904381275177,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03250904381275177,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.09696802496910095,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.0860891193151474,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.07978169620037079,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.06989629566669464,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.04489625617861748,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.03959231078624725,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.05721607431769371,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05135607346892357,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.04595252871513367,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.037587013095617294,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.03607519716024399,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.029251258820295334,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.024723002687096596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.021758705377578735,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.021015817299485207,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.014723792672157288,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.011604777537286282,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.011075926013290882,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.010206676088273525,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.009728492237627506,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.007893378846347332,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.007956371642649174,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.0067914193496108055,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.0056951288133859634,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.6:4b/0.4:3b 64g s4",
                "bpw": 3.65643310546875,
                "total_bits": 61344768.0,
                "err": 0.03607519716024399,
                "qparams": {
                    "group_size": 64,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.6,
                        0.4
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.6:4b/0.4:3b 64g s4",
                "bpw": 3.65643310546875,
                "total_bits": 61344768.0,
                "err": 0.03607519716024399,
                "qparams": {
                    "group_size": 64,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.6,
                        0.4
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.08210816979408264,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.07231788337230682,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.06651092320680618,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.058169372379779816,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.037635497748851776,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.03285747393965721,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.048335328698158264,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.04347898066043854,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.03860028088092804,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.03128273785114288,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.02996285818517208,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.024569429457187653,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.020825369283556938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.018188055604696274,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.017524879425764084,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.012324049137532711,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.00957796722650528,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.009089161641895771,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.00834114570170641,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.007895627990365028,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.006480294279754162,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.006457718554884195,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.005511770956218243,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.00442088395357132,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03128273785114288,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03128273785114288,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.1839308887720108,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.165375754237175,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.15796694159507751,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.13841095566749573,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.08580884337425232,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.07847429811954498,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.10148054361343384,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.09160921722650528,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.08740480989217758,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.07198423892259598,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.06779872626066208,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.05163339897990227,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.04375246539711952,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.04111016169190407,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.040452372282743454,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.02584659308195114,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.021006248891353607,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.020425982773303986,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.018199870362877846,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.017762769013643265,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.013341381214559078,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.012777009978890419,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.012231973931193352,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.008029506541788578,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02584659308195114,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02584659308195114,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.2073022872209549,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.1792462170124054,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.16817495226860046,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.14666904509067535,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.09679964929819107,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.08551155775785446,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.1165609136223793,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.1052284687757492,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.09924555569887161,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.07773241400718689,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.07410319149494171,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06024205684661865,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.05093195661902428,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04709191620349884,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04613867402076721,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.03028927557170391,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.025085555389523506,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.02425750531256199,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.021407220512628555,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.020784510299563408,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.016496360301971436,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.016771158203482628,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.015272385440766811,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.012272384949028492,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.03028927557170391,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.03028927557170391,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.16893884539604187,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.1572493016719818,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.15319813787937164,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.13862638175487518,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.07966563105583191,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.0754377469420433,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.08988645672798157,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.08244433254003525,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.08064532279968262,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.07052428275346756,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.0674358680844307,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.0460418239235878,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.03970571607351303,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.03844866901636124,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03815239295363426,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.02310613915324211,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.020300818607211113,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.020017750561237335,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.018519306555390358,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.018332703039050102,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.012547009624540806,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.013041900470852852,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.012133525684475899,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.009527052752673626,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.02310613915324211,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.02310613915324211,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.22701063752174377,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.21154147386550903,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.20641139149665833,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.18676653504371643,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.10692194849252701,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.10144565999507904,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.11970797926187515,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11017216742038727,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.1081414520740509,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09463401138782501,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.0902877151966095,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.061100251972675323,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.052729375660419464,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.05127517879009247,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.050924576818943024,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.03053792379796505,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.026453301310539246,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.026089267805218697,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.023969076573848724,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.023749718442559242,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.016098644584417343,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.01610187068581581,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.015599003992974758,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010819620452821255,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03053792379796505,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03053792379796505,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.23076394200325012,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.2059362232685089,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.19512498378753662,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.17229154706001282,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.10630594938993454,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.09608884900808334,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.12835605442523956,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.1160779595375061,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.10928419977426529,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.09031403064727783,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.08556602895259857,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.06545372307300568,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05578697472810745,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.05139187350869179,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.05031117796897888,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.03304077312350273,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.02731948159635067,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.026778310537338257,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.02425781637430191,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.023570120334625244,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.01808794215321541,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.018215397372841835,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.01659032516181469,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.013226144015789032,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03304077312350273,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03304077312350273,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.10071555525064468,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.0905812606215477,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.085720494389534,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.07542254775762558,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.04681765288114548,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.0424637570977211,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.05599434673786163,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05121631175279617,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.047668300569057465,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.03947388753294945,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.03737813979387283,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.028430940583348274,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.02447776310145855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.02249571494758129,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.022008627653121948,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.014217679388821125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.01169305294752121,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.011306488886475563,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.010241103358566761,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.009922895580530167,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.007454362697899342,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.007477130740880966,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.006741549354046583,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.00503388699144125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.028430940583348274,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.028430940583348274,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.08155141770839691,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.07326892018318176,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.06863442808389664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.06036997586488724,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.03768067806959152,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.03384306654334068,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.0462709404528141,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.04228004068136215,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.03843000903725624,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.031828369945287704,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.0302627831697464,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.023428767919540405,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.020153893157839775,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.018113117665052414,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.01760602556169033,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.011715786531567574,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.009371710009872913,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.008989541791379452,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.008190678432583809,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.007853267714381218,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.0060961078852415085,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.0060110692866146564,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.005375642329454422,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.003901520511135459,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.031828369945287704,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.031828369945287704,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.20136982202529907,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.1811285763978958,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.17392760515213013,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.15250341594219208,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.09363549947738647,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.0861654058098793,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.10842204838991165,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.0986674576997757,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.09532827883958817,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.07862979918718338,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.07394837588071823,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.055102623999118805,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.04705934599041939,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.044794633984565735,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04424213618040085,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.027495665475726128,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.022773904725909233,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.022223707288503647,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.019677335396409035,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.019310664385557175,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.014117000624537468,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.01355376560240984,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.013139455579221249,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.008292957209050655,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.027495665475726128,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.027495665475726128,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.22471027076244354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.20135818421840668,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.19198618829250336,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.1718219369649887,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.10489698499441147,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.09516110271215439,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.12332937866449356,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.11248167604207993,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.10708155483007431,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.0890408530831337,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.08521190285682678,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06343057006597519,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.0542764887213707,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.05081728845834732,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.049970593303442,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.031828250735998154,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.026971060782670975,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.026197023689746857,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.023899953812360764,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.023375853896141052,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.017148206010460854,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.017808716744184494,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.016025351360440254,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.013015106320381165,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.031828250735998154,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.031828250735998154,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.17141105234622955,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.15961390733718872,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.15535522997379303,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.1407216340303421,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.08086587488651276,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.0765085220336914,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.09134896844625473,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.08388948440551758,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.08183471858501434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.07161029428243637,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.06845061480998993,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.04679650440812111,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.040355369448661804,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.03899480029940605,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.038669321686029434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.023440314456820488,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.020544646307826042,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.020236443728208542,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.018735496327280998,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.018535327166318893,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.012627656571567059,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.013160338625311852,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.01215687021613121,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.009538723155856133,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.023440314456820488,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.023440314456820488,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.23062290251255035,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.21504519879817963,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.209773451089859,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.18987393379211426,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.10869430750608444,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.1031094416975975,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.1219218447804451,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11207448691129684,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.10988393425941467,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09625429660081863,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09177825599908829,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06220525875687599,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.05364011600613594,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.05211084708571434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.05175478011369705,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.03109717182815075,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.026865331456065178,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.0264891404658556,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.024348322302103043,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.0241183303296566,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.01639227196574211,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.016317754983901978,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.01585400104522705,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010898971930146217,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03109717182815075,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03109717182815075,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.2405892312526703,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.21384651958942413,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.20280997455120087,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.17851442098617554,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.11076708137989044,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.09994419664144516,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.13295471668243408,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.12034018337726593,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.11401470750570297,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.09363088756799698,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.08865727484226227,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.0680796429514885,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05790499225258827,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.053525540977716446,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.05245383828878403,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.03434644266963005,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.028372574597597122,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.02785709872841835,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.025081340223550797,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.024396976456046104,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.01879993826150894,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.01880159229040146,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.017366690561175346,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.01358238235116005,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03434644266963005,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03434644266963005,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.10245812684297562,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.09235779941082001,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.08688779920339584,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.07676247507333755,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.04765729233622551,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04297928139567375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.05841492488980293,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.053138863295316696,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.048570141196250916,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04046044126152992,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.03864114359021187,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.029729176312685013,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.025428524240851402,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.022977637127041817,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.022367088124155998,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.014874840155243874,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.012059287168085575,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.011604007333517075,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.010657493956387043,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.010259810835123062,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.007847926579415798,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.007938781753182411,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.006966258864849806,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.00548553979024291,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.029729176312685013,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.029729176312685013,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.08169177174568176,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.07389360666275024,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.06812766939401627,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.06037198379635811,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.03780690208077431,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.03343738242983818,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.048573508858680725,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.044253088533878326,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.038533952087163925,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.03235386312007904,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.03108319640159607,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.024592839181423187,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.021103594452142715,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.018205586820840836,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.017486976459622383,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.012282849289476871,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.009500248357653618,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.009000557474792004,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.008424768224358559,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.007950066588819027,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.00642105657607317,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.006342875771224499,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.0054316287860274315,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.00418210681527853,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03235386312007904,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03235386312007904,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.20660905539989471,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.18667219579219818,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.1788690835237503,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.15729199349880219,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.09636948257684708,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.08859109878540039,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.11356871575117111,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.10221954435110092,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.09797311574220657,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.08139675855636597,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.0767914429306984,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.05798523128032684,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.04884837195277214,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.046124789863824844,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04548489302396774,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.02897627279162407,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.023648375645279884,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.02306087128818035,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.020619574934244156,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.020168442279100418,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.01497263927012682,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.01442685630172491,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.013725994154810905,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.009240293875336647,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02897627279162407,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02897627279162407,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.2376875877380371,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.2045355886220932,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.19205813109874725,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.17105035483837128,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.11162621527910233,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.09861379116773605,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.1328001320362091,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.11997561156749725,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.11426516622304916,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.08956333994865417,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.08595653623342514,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06835009157657623,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.0578678697347641,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.05406574532389641,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.053146880120038986,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.03421249985694885,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.028551490977406502,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.02771824784576893,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.024256492033600807,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.0236493032425642,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.018225908279418945,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.018667053431272507,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.01699858531355858,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.013406678102910519,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.03421249985694885,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.03421249985694885,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.1596861481666565,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.14895260334014893,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.14472082257270813,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.13140149414539337,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.07548598945140839,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.07138902693986893,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.08582186698913574,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.07875743508338928,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.07639956474304199,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.06706064194440842,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.06432289630174637,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.0439520962536335,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.037969302386045456,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.036495961248874664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03614199906587601,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.022045837715268135,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.019355488941073418,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.01905001327395439,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.017726151272654533,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.01751033030450344,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.011895671486854553,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.012599878013134003,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.011390559375286102,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.00928905513137579,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:5b/0.9:4b 32g s4",
                "bpw": 4.218854631696429,
                "total_bits": 247732224.0,
                "err": 0.036495961248874664,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        5,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:5b/0.9:4b 32g s4",
                "bpw": 4.218854631696429,
                "total_bits": 247732224.0,
                "err": 0.036495961248874664,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        5,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.2273930162191391,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.21268604695796967,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.20746004581451416,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.1882474720478058,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.1074371263384819,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.10208060592412949,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.12085370719432831,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11107544600963593,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.10860584676265717,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09553547203540802,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09132036566734314,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06172287091612816,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.05322474613785744,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.05160031467676163,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.05120711773633957,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.030894743278622627,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.02673148363828659,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.026360370218753815,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.024342790246009827,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.02409946732223034,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.01640193909406662,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.01645614579319954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.015828054398298264,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.011232215911149979,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.030894743278622627,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.030894743278622627,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.22967243194580078,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.20369216799736023,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.19271503388881683,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.17040996253490448,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.10560467094182968,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.09511011093854904,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.12874282896518707,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.11529236286878586,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.10876034945249557,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.08956174552440643,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.08522496372461319,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.06579460203647614,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05571757256984711,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.05131338909268379,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.05021841824054718,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.03346196934580803,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.027689620852470398,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.027157273143529892,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.024677714332938194,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.023997901007533073,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.0188027061522007,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.018953600898385048,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.017286187037825584,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.014282168820500374,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03346196934580803,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03346196934580803,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.11593811959028244,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.10556387901306152,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09980233013629913,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.08857736736536026,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.054099660366773605,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04923728480935097,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06621119379997253,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05996343493461609,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.055014342069625854,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.046521853655576706,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04446468502283096,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.03372194617986679,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.028783518821001053,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.026160327717661858,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.02551254816353321,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.016969842836260796,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.013826042413711548,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.01333808433264494,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.012348240241408348,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011938122101128101,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.00904613547027111,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.009182138368487358,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.008074374869465828,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.006499743554741144,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03372194617986679,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03372194617986679,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.08721649646759033,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.07923328131437302,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.07277140766382217,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.06468330323696136,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.04024588689208031,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.035483673214912415,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.052738215774297714,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.04773329198360443,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.04102274402976036,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.03482592850923538,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.03371570631861687,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.026762157678604126,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.02285088412463665,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.019402483478188515,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.018514664843678474,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.013424094766378403,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.01016910094767809,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.009570864960551262,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.009100627154111862,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.008534416556358337,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.007014062255620956,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.006904172245413065,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.005803526379168034,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.004575809463858604,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03482592850923538,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03482592850923538,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.22414131462574005,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.2056114375591278,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.19815321266651154,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.17767085134983063,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.10541015863418579,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.0980909988284111,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.12267021089792252,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.1114264726638794,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.1070697158575058,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.09138365089893341,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.08708939701318741,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.062498539686203,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.053305353969335556,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.0505734384059906,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.049881864339113235,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.031275928020477295,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.02581145614385605,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.02521493472158909,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.022928336635231972,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.022489767521619797,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.016118058934807777,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.015568121336400509,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.015010611154139042,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.009775077924132347,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.031275928020477295,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.031275928020477295,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.21927639842033386,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.19726434350013733,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.18883565068244934,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.1620447188615799,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.10204917192459106,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.09357118606567383,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.11990394443273544,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.10888994485139847,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.10436265170574188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.0852905660867691,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.07908880710601807,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06151650473475456,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.052271127700805664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04914182797074318,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04837953671813011,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.030809417366981506,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02564294822514057,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.024961955845355988,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.022306472063064575,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.021815214306116104,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.016335098072886467,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01631356030702591,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.015309845097362995,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.011269740760326385,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.030809417366981506,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.030809417366981506,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.15985344350337982,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.14965850114822388,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.1457061469554901,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.13237455487251282,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.07560217380523682,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.07173927873373032,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.08570526540279388,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.07866722345352173,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.07643868029117584,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.06753623485565186,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.06470981240272522,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.04388384148478508,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.03795023635029793,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.036557313054800034,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.036226481199264526,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.022061698138713837,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.01939924992620945,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.019110720604658127,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.017830103635787964,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.017629332840442657,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.01201019249856472,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.012611942365765572,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.011545242741703987,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.009321235120296478,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:5b/0.9:4b 32g s4",
                "bpw": 4.218854631696429,
                "total_bits": 247732224.0,
                "err": 0.036557313054800034,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        5,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:5b/0.9:4b 32g s4",
                "bpw": 4.218854631696429,
                "total_bits": 247732224.0,
                "err": 0.036557313054800034,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        5,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.2316822111606598,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.21770831942558289,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.21277756989002228,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.1933870166540146,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.1095205768942833,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.10448896884918213,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.12273158133029938,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.1128762811422348,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.11061139404773712,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09798967838287354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09378112107515335,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06257695704698563,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.05402350425720215,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.05249975621700287,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.05214225500822067,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.03127190098166466,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.02698861062526703,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.026632340624928474,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.024636702612042427,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.02440585009753704,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.016464488580822945,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.016274036839604378,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.01594630256295204,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010731959715485573,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03127190098166466,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03127190098166466,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.22509044408798218,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.19883203506469727,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.18768078088760376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.1657494157552719,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.10312990099191666,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.09243009239435196,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.12469343841075897,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.11306943744421005,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.1064097136259079,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.08689720928668976,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.082539401948452,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.06360332667827606,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05434774234890938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.049839261919260025,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04873258247971535,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.03216002136468887,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.02644464001059532,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.025902310386300087,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.023318501189351082,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.022605642676353455,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.01773657649755478,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.01761176995933056,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.016273686662316322,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.012681451626121998,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03216002136468887,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03216002136468887,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.11408249288797379,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.1044951006770134,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09959302097558975,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.08890281617641449,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05320742726325989,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04902873560786247,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06348218023777008,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.057953961193561554,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.0540272556245327,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.046104732900857925,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.043902624398469925,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.032277218997478485,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.027669966220855713,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.025573132559657097,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.025055905804038048,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.01616964489221573,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.013285673223435879,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012880362570285797,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.011867338791489601,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011532752774655819,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.008503188379108906,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008458183147013187,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007728704251348972,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005677549168467522,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.032277218997478485,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.032277218997478485,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.0901157334446907,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.08256468176841736,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.0767500251531601,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.0687340646982193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.04164206236600876,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.03741396591067314,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.052746277302503586,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.048356425017118454,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.0423717126250267,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.03636355698108673,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.034933410584926605,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.026611056178808212,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.023020537570118904,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.020020969212055206,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.01925722323358059,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.01332923211157322,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.010353170335292816,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.009835650213062763,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.009291172958910465,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.008794024586677551,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.006930916104465723,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.006771096494048834,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.005912900902330875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.004302533343434334,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03636355698108673,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03636355698108673,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.23001228272914886,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.2127782255411148,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.2062217891216278,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.18547028303146362,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.10825490951538086,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.10156949609518051,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.12459421157836914,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.11331479996442795,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.10969340801239014,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.09484528750181198,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.09041266143321991,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.06353078037500381,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.05416981503367424,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.05178692564368248,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.05121926590800285,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.031733188778162,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.02630515582859516,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.025791345164179802,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.023531978949904442,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.023162448778748512,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.016287673264741898,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.015584414824843407,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.015302883461117744,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.00953525211662054,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.031733188778162,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.031733188778162,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.23052990436553955,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.20676463842391968,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.1987254023551941,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.1753118634223938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.10741071403026581,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.09900426119565964,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.12397616356611252,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.11299002170562744,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.10951153188943863,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.0906682088971138,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.08558036386966705,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06375535577535629,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.05463555082678795,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.05206514522433281,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.05143772065639496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.03222070261836052,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02771874889731407,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.02713312953710556,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.02447556145489216,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.024064410477876663,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.01771438494324684,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.018230663612484932,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.01691283844411373,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.01349329762160778,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.03222070261836052,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.03222070261836052,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.14583414793014526,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.1366492062807083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.1328667402267456,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.12086761742830276,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.06894804537296295,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.06536734104156494,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.07852491736412048,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.07208127528429031,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.06972794234752655,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.06165013089776039,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.059095267206430435,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.0401809886097908,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.034717489033937454,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.03331228718161583,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03297300264239311,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.0201508067548275,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.017613187432289124,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.017335381358861923,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.01620081253349781,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.015994764864444733,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.010882181115448475,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.011410306207835674,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.010408516973257065,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.008341167122125626,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.034717489033937454,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.034717489033937454,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.22353529930114746,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.21045640110969543,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.20561246573925018,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.18697363138198853,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.1056983545422554,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.10080994665622711,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.11859709024429321,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.10916224867105484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.10668490827083588,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09467041492462158,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09063423424959183,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06046202406287193,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.052227068692445755,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.05065498873591423,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.050280071794986725,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.030210833996534348,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.026042750105261803,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.025684203952550888,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.023807324469089508,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.023569509387016296,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.015871087089180946,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.015722984448075294,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.015331832692027092,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010353848338127136,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.030210833996534348,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.030210833996534348,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.21684885025024414,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.18997912108898163,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.17808525264263153,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.15727604925632477,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.09895331412553787,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.08764635026454926,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.12106259167194366,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.10985559970140457,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.10238843411207199,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.08281078934669495,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.0789555013179779,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.06186564266681671,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05285065248608589,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.0478704459965229,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04661903902888298,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.03131573647260666,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.025478767231106758,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.02486809715628624,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.02239772491157055,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.021596567705273628,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.017259059473872185,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.017180239781737328,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.015619037672877312,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.012403969652950764,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03131573647260666,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03131573647260666,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.09719319641590118,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.08902612328529358,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.08379633724689484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.0753072053194046,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.04517319053411484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04104794189333916,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.05591215938329697,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05102122202515602,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.04598886892199516,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.03950902447104454,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.03803509473800659,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.02839518152177334,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.024396859109401703,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.021764332428574562,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.021105347201228142,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.014216025359928608,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.011385162360966206,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.010928583331406116,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.010266540572047234,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.009848020039498806,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.007462154142558575,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.00749414786696434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.006529516074806452,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005075700115412474,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.02839518152177334,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.02839518152177334,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.08066076040267944,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.07348494976758957,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.06778941303491592,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.0609961561858654,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.03720603883266449,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.03295150771737099,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.048335377126932144,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.0439913384616375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.03798450902104378,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.03254314512014389,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.03152354061603546,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.02445230633020401,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.021013086661696434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.01791243813931942,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.017117008566856384,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.012205416336655617,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.00935449916869402,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.008820985443890095,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.008438384160399437,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.00792487058788538,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.006382480729371309,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.006307401228696108,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.005299045704305172,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.00412655808031559,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.22021484375,
                "total_bits": 13506560.0,
                "err": 0.03720603883266449,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.22021484375,
                "total_bits": 13506560.0,
                "err": 0.03720603883266449,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.18751879036426544,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.1694306582212448,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.16013428568840027,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.14425744116306305,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.08643660694360733,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.07827628403902054,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.10667339712381363,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.095990389585495,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.08855702728033066,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.07496681809425354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.07208696752786636,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.05436358228325844,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.045796047896146774,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.04148655757308006,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.040401309728622437,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.02713271602988243,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.021284297108650208,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.020467838272452354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.018959196284413338,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.01825045607984066,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.013946675695478916,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.013368450105190277,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.012156933546066284,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.008398723788559437,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02713271602988243,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02713271602988243,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.21806906163692474,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.19373054802417755,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.18377238512039185,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.15864311158657074,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.1018238514661789,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.09237790107727051,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.12146998941898346,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.11007588356733322,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.10426122695207596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.08377886563539505,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.07946746051311493,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.0625852718949318,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.05318615585565567,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.049444831907749176,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.048548921942710876,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.03141726553440094,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02638537995517254,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.025665737688541412,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.022936420515179634,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.02233685366809368,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.017021920531988144,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.017652863636612892,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.015831807628273964,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.013017669320106506,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.03141726553440094,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.03141726553440094,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.147676020860672,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.13824643194675446,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.13453878462314606,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.12244905531406403,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.06957966089248657,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.06599506735801697,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.0791771188378334,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.07274307310581207,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.07039356231689453,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.062307462096214294,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.059767428785562515,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.04045696556568146,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.03499312698841095,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.03358035907149315,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03324199840426445,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.020326515659689903,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.017709512263536453,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.017433572560548782,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.01629682630300522,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.016087833791971207,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.011015165597200394,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.011408522725105286,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.010541913099586964,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.008271528407931328,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03499312698841095,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03499312698841095,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.22856156527996063,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.21515586972236633,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.21027801930904388,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.1913147270679474,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.10794094949960709,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.10306539386510849,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.12129514664411545,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11148713529109955,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.10899435728788376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09690415114164352,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09293854236602783,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06193447485566139,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.053434085100889206,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.05185882747173309,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.0514853410422802,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.031109096482396126,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.026911552995443344,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.02657017484307289,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.02470795437693596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.024481330066919327,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.01667611300945282,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.01662333495914936,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.01615617424249649,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.011429891921579838,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.031109096482396126,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.031109096482396126,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.22861884534358978,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.1987270712852478,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.1857922226190567,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.1635395586490631,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.1043255627155304,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.09197928011417389,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.12883539497852325,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.11579111963510513,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.10819299519062042,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.08655355125665665,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.08248947560787201,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.06569888442754745,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05572359636425972,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.05053333938121796,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04924418032169342,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.03320939093828201,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.02701175957918167,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.026395520195364952,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.02364167757332325,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.022812265902757645,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.01836327277123928,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.018333496525883675,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.016659824177622795,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.013402527198195457,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03320939093828201,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03320939093828201,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.10961230099201202,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.10096506774425507,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09561514109373093,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.08589242398738861,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05118222162127495,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.046931806951761246,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06293370574712753,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05715493857860565,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.052044712007045746,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04497621953487396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.043228212743997574,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.032084640115499496,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.027462588623166084,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.024750966578722,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.024084245786070824,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.016129883006215096,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.013100868090987206,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012640770524740219,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.011890493333339691,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.01147786807268858,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.00860824529081583,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008756929077208042,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007641905918717384,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.006208454258739948,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.032084640115499496,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.032084640115499496,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.08908259868621826,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.08077686280012131,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.07374618202447891,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.0665275901556015,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.04097263887524605,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.03587948903441429,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.054035019129514694,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.04934355989098549,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.04191283881664276,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.03583475574851036,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.034850113093853,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.027334462851285934,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.02352229878306389,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.019732797518372536,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.018745828419923782,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.013667164370417595,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.01030207984149456,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.009652667678892612,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.009291697293519974,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.008660245686769485,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.007123690564185381,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.007013808470219374,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.005821650382131338,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.004559669177979231,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03583475574851036,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03583475574851036,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.20284241437911987,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.18381336331367493,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.17456947267055511,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.15790121257305145,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.09444983303546906,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.08590646088123322,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.11570693552494049,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.10367657989263535,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.09652965515851974,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.08205005526542664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.0791197344660759,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.0591270849108696,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.049568016082048416,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.04532349854707718,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04425593465566635,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.029571129009127617,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.023218290880322456,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.022411402314901352,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.020682021975517273,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.020005840808153152,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.01527650561183691,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.01443625707179308,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.013447972945868969,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.009067455306649208,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.029571129009127617,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.029571129009127617,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.19537383317947388,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.17431773245334625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.16725459694862366,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.1420021802186966,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.09004351496696472,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.08303036540746689,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.10506200045347214,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.09531540423631668,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.09189039468765259,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.07433382421731949,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.06953312456607819,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.05406254529953003,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.04622052609920502,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04386579617857933,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04330521076917648,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.027407990768551826,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.023757033050060272,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.023268623277544975,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.020836463198065758,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.02049286849796772,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.015479274094104767,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01617700420320034,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.014736676588654518,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.012483297847211361,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.027407990768551826,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.027407990768551826,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.1374925822019577,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.12856176495552063,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.12479405850172043,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.11346160620450974,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.06476005166769028,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.06128024309873581,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.07391566038131714,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.06805061548948288,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.0655723512172699,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.05788882449269295,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.055533647537231445,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.037744469940662384,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.032701749354600906,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.031223267316818237,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.030886035412549973,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.01892118714749813,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.016427485272288322,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.01613978110253811,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.015078910626471043,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.014863798394799232,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.010164116509258747,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.01053904090076685,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.00968207512050867,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.007554063107818365,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.032701749354600906,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.032701749354600906,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.21820107102394104,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.2050238996744156,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.2001328021287918,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.18214218318462372,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.10294309258460999,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.09807790815830231,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.11611451208591461,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.10672638565301895,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.10402285307645798,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09228337556123734,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.0885280892252922,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.05919875577092171,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.05111004412174225,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.049416717141866684,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.04901818186044693,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.029674813151359558,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.025537021458148956,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.025165516883134842,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.023387964814901352,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.023134944960474968,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.01580570638179779,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.015639670193195343,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.015234248712658882,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010530409403145313,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.029674813151359558,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.029674813151359558,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.21774938702583313,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.18709535896778107,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.17304351925849915,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.15223371982574463,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.09874185174703598,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.08579084277153015,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.12437142431735992,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.11183854192495346,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.1029086783528328,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.08156735450029373,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.07802098244428635,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.06372956186532974,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.054010625928640366,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.048016518354415894,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04651014506816864,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.032429859042167664,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.02599930763244629,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.025272857397794724,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.022808833047747612,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.021856937557458878,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.018173228949308395,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.018188631162047386,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.01621237024664879,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.013586694374680519,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.032429859042167664,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.032429859042167664,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.11348071694374084,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.10485699772834778,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09927164763212204,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.08967964351177216,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.052964452654123306,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04859105497598648,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.0651138424873352,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05929850786924362,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.053840044885873795,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04684876278042793,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04512515664100647,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.03315485268831253,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.028377003967761993,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.02553233504295349,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.024815890938043594,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.016622181981801987,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.013344730250537395,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012850245460867882,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.012132370844483376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011687414720654488,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.00880383886396885,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008731470443308353,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007788805291056633,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005928258411586285,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03315485268831253,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03315485268831253,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.08765597641468048,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.08026088774204254,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.07328673452138901,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.06635505706071854,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.04041486233472824,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.035504478961229324,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.053729843348264694,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.04906598851084709,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.041244473308324814,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.03572402149438858,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.03478245809674263,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.027216903865337372,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.023352622985839844,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.019497154280543327,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.01845386251807213,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.013626028783619404,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.010153229348361492,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.009492410346865654,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.009221634827554226,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.008579310029745102,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.007103398907929659,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.006917467340826988,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.005775098223239183,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.004447015002369881,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03572402149438858,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03572402149438858,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.213727205991745,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.19518202543258667,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.18678595125675201,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.16899199783802032,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.09962575137615204,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.09181156009435654,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.11944492161273956,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.10759676992893219,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.10155556350946426,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.08709283918142319,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.0837373286485672,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.060877613723278046,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.05135972052812576,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.04771966114640236,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.0468452125787735,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.03042612411081791,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.024326970800757408,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.023607786744832993,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.02175804227590561,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.021180760115385056,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.015592603012919426,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.01481527741998434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.013961946591734886,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.009088855236768723,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.03042612411081791,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.03042612411081791,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.21072103083133698,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.19164325296878815,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.18523627519607544,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.15968374907970428,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.09862709790468216,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.09181611984968185,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.11384426057338715,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.10272415727376938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.0999821349978447,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.08301432430744171,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.0773761197924614,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.058739073574543,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.049972131848335266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04812727868556976,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.047716911882162094,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.02968384511768818,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.026120854541659355,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.025701461359858513,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.023201219737529755,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.022945940494537354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.016584079712629318,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01772530935704708,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.016010992228984833,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.013814602978527546,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.02968384511768818,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.02968384511768818,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.13333599269390106,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.12472177296876907,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.1212131455540657,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.11031914502382278,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.06281222403049469,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.059456486254930496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.07148183882236481,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.0657590851187706,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.06354662775993347,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.056148041039705276,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.05381622165441513,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.03649694100022316,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.0315772108733654,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.030252262949943542,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.029936211183667183,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.01829606480896473,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.015857409685850143,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.015588946640491486,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.014544716104865074,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.014346062205731869,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.009828917682170868,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.010083322413265705,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.009387016296386719,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.0071491156704723835,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031276157924107,
                "total_bits": 236717567.99999997,
                "err": 0.03649694100022316,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031276157924107,
                "total_bits": 236717567.99999997,
                "err": 0.03649694100022316,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.2150549441576004,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.20201581716537476,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.197183758020401,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.1795477420091629,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.10147202014923096,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.09667687118053436,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.11435475200414658,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.10517162084579468,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.10254520922899246,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09100963920354843,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.08723907917737961,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.05837218463420868,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.0504077784717083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.04876577481627464,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.04837408289313316,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.029280023649334908,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.02531832829117775,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.024957459419965744,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.023218337446451187,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.022976620122790337,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.01573902741074562,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.015674691647291183,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.015189528465270996,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010784424841403961,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.029280023649334908,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.029280023649334908,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.20603756606578827,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.1764575093984604,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.16282005608081818,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.14249272644519806,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.09367168694734573,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.08080990612506866,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.11757660657167435,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.1060422733426094,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.09756892174482346,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.07660102844238281,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.07307349145412445,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.060241784900426865,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05134331062436104,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.045644547790288925,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.044198233634233475,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.030730711296200752,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.024832414463162422,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.024130448698997498,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.02167022041976452,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.02074979990720749,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.017181050032377243,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.017484847456216812,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.01529442798346281,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.01317636389285326,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.030730711296200752,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.030730711296200752,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.11145150661468506,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.10248727351427078,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09592404961585999,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.0870819091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05188622698187828,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04686010628938675,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06590161472558975,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05976508557796478,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.052841443568468094,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04592224210500717,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04454243183135986,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.033563002943992615,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.02859276719391346,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.025064658373594284,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.02416958473622799,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.01683853752911091,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.01322048157453537,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012622852809727192,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.012060030363500118,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.01149842981249094,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.008958867751061916,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008922530338168144,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007689627818763256,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.0061478158459067345,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.033563002943992615,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.033563002943992615,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.08810478448867798,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.07972514629364014,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.07121668756008148,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.0645846500992775,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.04026168957352638,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.03439608961343765,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.056055158376693726,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.05080990865826607,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.0412951298058033,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.03542720526456833,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.03489105775952339,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.028327463194727898,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.02413969673216343,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.01947706937789917,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.018184294924139977,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.014177348464727402,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.010193624533712864,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.009378173388540745,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.00924221333116293,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.00843286607414484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.007387418299913406,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.007148140575736761,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.005739053711295128,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.004577990621328354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03542720526456833,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03542720526456833,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.2065197229385376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.18589352071285248,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.17601345479488373,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.15899674594402313,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.09527849406003952,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.08633553236722946,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.11670342087745667,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.10510382056236267,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.09752252697944641,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.08249236643314362,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.07950017601251602,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.059504181146621704,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.05009802430868149,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.04564103111624718,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04456046596169472,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.02978871949017048,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.02340107411146164,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.02251719869673252,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.02076934464275837,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.020043469965457916,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.015314987860620022,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.01455624494701624,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.013382150791585445,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.009056160226464272,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02978871949017048,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02978871949017048,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.2231989949941635,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.1950334906578064,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.18534623086452484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.1579456627368927,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.10404032468795776,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.09319466352462769,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.12111028283834457,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.10996023565530777,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.10618181526660919,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.08333656191825867,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.07730479538440704,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06220477819442749,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.05311651900410652,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.05038749799132347,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04975041002035141,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.031269967555999756,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02683446742594242,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.026136592030525208,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.02285096049308777,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.02242124080657959,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.0169711634516716,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01767570525407791,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.016109727323055267,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.01306991558521986,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.031269967555999756,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.031269967555999756,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.13850483298301697,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.1299854964017868,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.1266874074935913,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.11532513052225113,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.06529020518064499,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.062107622623443604,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.07358164340257645,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.06784595549106598,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.06597427278757095,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.05851830542087555,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.05602255091071129,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.037503842264413834,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.032528575509786606,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.03137967735528946,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03110780380666256,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.018771318718791008,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.016340011730790138,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.01609988510608673,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.014991150237619877,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.014827406033873558,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.009988533332943916,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.010205789469182491,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.009603033773601055,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.007098253816366196,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.032528575509786606,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.032528575509786606,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.22509276866912842,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.21184778213500977,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.2072385847568512,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.18868938088417053,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.10608498752117157,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.1013677716255188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.11876387149095535,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.10936794430017471,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.10710248351097107,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09528863430023193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09126334637403488,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.060460351407527924,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.05231751501560211,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.05084937438368797,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.05049937218427658,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.030301330611109734,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.026152484118938446,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.02581752836704254,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.02396243065595627,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.023744288831949234,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.01610422693192959,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.015796886757016182,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.015618089586496353,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010458653792738914,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.030301330611109734,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.030301330611109734,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.2049972116947174,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.17725136876106262,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.16460539400577545,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.14417903125286102,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.09315503388643265,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.08132906258106232,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.11514084786176682,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.10463745892047882,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.0967787429690361,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.07676662504673004,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.07312503457069397,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.058990053832530975,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05034821480512619,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.04508254677057266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.043754179030656815,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.029934721067547798,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.024024218320846558,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.023388350382447243,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.02090371772646904,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.02004752866923809,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.01661510579288006,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.01632767543196678,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.014917455613613129,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.011773091740906239,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.029934721067547798,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.029934721067547798,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.10752540081739426,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.09820748120546341,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09161379933357239,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.08317483961582184,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.049986813217401505,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.044869787991046906,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.0637698769569397,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05774407461285591,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.051005467772483826,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.043965332210063934,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.042702145874500275,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.03252435848116875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.027589209377765656,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.02410547249019146,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.023227619007229805,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.016308557242155075,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.01264879759401083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012053512036800385,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.011471735313534737,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.010914156213402748,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.008688269183039665,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008471256121993065,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007440335117280483,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005733801051974297,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03252435848116875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03252435848116875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.08935713022947311,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.08071020990610123,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.07233186066150665,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.0656433254480362,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.041012004017829895,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.035102859139442444,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.05660369619727135,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.051309265196323395,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.04209904000163078,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.035962846130132675,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.03539950028061867,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.028698453679680824,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.02444744110107422,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.019814874976873398,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.018579527735710144,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.014320294372737408,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.010405796580016613,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.009595191106200218,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.009420125745236874,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.008616045117378235,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.007428687997162342,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.007291777990758419,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.005765073467046022,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.004715076647698879,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.035962846130132675,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.035962846130132675,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.19867196679115295,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.17716288566589355,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.1659591645002365,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.1497502326965332,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.09109504520893097,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.0812193974852562,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.11444253474473953,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.10284264385700226,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.09365789592266083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.07831533998250961,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.07573531568050385,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.058588556945323944,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.04901302233338356,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.04367604851722717,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04231667518615723,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.029300549998879433,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.022370539605617523,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.021360304206609726,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.019776323810219765,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.01890101470053196,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.01503958273679018,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.014141662046313286,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.012720420025289059,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.008749890141189098,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.029300549998879433,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.029300549998879433,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.2297431230545044,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.20255042612552643,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.192813903093338,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.16538387537002563,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.10717587172985077,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.0966724157333374,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.12322276830673218,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.11352111399173737,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.1090894490480423,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.08621813356876373,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.08095244318246841,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06321549415588379,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.054554518312215805,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.0516405887901783,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.050931502133607864,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.03175421059131622,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02703980728983879,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.02634424902498722,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.022907203063368797,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.022426793351769447,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.01698097214102745,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.017267538234591484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.01601741462945938,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.012122386135160923,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.03175421059131622,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.03175421059131622,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.13743199408054352,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.12928615510463715,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.12621335685253143,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.11484409123659134,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.06485365331172943,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.061827994883060455,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.07282441854476929,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.06715486198663712,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.0654919371008873,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.05818810313940048,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.05577061325311661,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.0371539369225502,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.03219684213399887,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.031166253611445427,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.030919261276721954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.0186143908649683,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.01619957946240902,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.015973703935742378,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.014865946024656296,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.014712884090840816,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.009940817952156067,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.010057127103209496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.009608233347535133,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.006951375398784876,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031276157924107,
                "total_bits": 236717567.99999997,
                "err": 0.0371539369225502,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031276157924107,
                "total_bits": 236717567.99999997,
                "err": 0.0371539369225502,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.23213404417037964,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.21883858740329742,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.2142142355442047,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.19518107175827026,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.10960764437913895,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.10488921403884888,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.1223391741514206,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.1126762107014656,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.11059151589870453,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09849753975868225,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09439245611429214,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06240826100111008,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.053920477628707886,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.05254124104976654,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.052217189222574234,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.03125707805156708,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.0270486269146204,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.026717962697148323,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.02479887567460537,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.024591026827692986,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.016671197488904,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.016344362869858742,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.016217805445194244,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010860339738428593,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03125707805156708,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03125707805156708,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.2039477676153183,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.1764291673898697,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.16383416950702667,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.14422303438186646,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.09244544804096222,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.08070018887519836,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.11477522552013397,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.10414296388626099,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.09612568467855453,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.07652217894792557,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.07291590422391891,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.05821726471185684,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.04999297112226486,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.044703345745801926,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.043363459408283234,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.029615314677357674,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.023752113804221153,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.023103181272745132,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.020697688683867455,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.019826458767056465,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.016504283994436264,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.016057612374424934,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.01483475137501955,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.011453576385974884,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.029615314677357674,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.029615314677357674,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.10887125134468079,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.09895331412553787,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09206091612577438,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.08349825441837311,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05046651139855385,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04507838189601898,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06463630497455597,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.058600086718797684,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.05166810005903244,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04429738596081734,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04311756789684296,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.03298630565404892,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.02805054560303688,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.024369899183511734,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.023433296009898186,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.01655702479183674,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.012811687774956226,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012184634804725647,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.011602586135268211,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011009839363396168,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.008790744468569756,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008638076484203339,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.0074527692049741745,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005869836546480656,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03298630565404892,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03298630565404892,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.09703758358955383,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.08759009838104248,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.07863683253526688,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.07140514254570007,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.04460924491286278,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.03817092254757881,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.06141945347189903,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.055681467056274414,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.045788127928972244,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.03909993916749954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.038423970341682434,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.0311527568846941,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.026532338932156563,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.021568994969129562,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.02024623565375805,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.015576127916574478,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.011344915255904198,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.010487147606909275,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.0102564487606287,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.009422294795513153,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.008127609267830849,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.007944888435304165,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.006381353363394737,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.005204093176871538,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 16909824.0,
                "err": 0.0311527568846941,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 16909824.0,
                "err": 0.0311527568846941,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.19817571341991425,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.17582307755947113,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.16350750625133514,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.1474759727716446,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.09068059921264648,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.08009342849254608,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.11541128158569336,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.10360980033874512,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.09331444650888443,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.07763168215751648,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.07519368082284927,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.05889742076396942,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.049367330968379974,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.04348165541887283,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04197990521788597,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.02937602810561657,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.022300440818071365,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.02119162678718567,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.019668197259306908,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.01869206875562668,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.015072188340127468,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.014248315244913101,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.012646478600800037,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.008778486400842667,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02937602810561657,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02937602810561657,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.2114296853542328,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.1846105307340622,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.17474260926246643,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.14644183218479156,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.09842614084482193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.08829297870397568,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.11536823958158493,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.10548406094312668,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.10080424696207047,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.07873178273439407,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.07109116017818451,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.059156663715839386,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.050751373171806335,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.047620318830013275,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.046851035207509995,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.02967168018221855,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02512362226843834,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.024415910243988037,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.021298250183463097,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.020783057436347008,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.015968099236488342,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01638237200677395,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.01494449283927679,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.011762101203203201,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.02967168018221855,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.02967168018221855,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.14869388937950134,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.13983093202114105,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.13651084899902344,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.12431470304727554,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.07014378160238266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.06688543409109116,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.07853951305150986,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.07260740548372269,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.07083979994058609,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.06294090300798416,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.060229960829019547,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.039972517639398575,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.034752488136291504,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.033650755882263184,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.033394839614629745,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.01998285762965679,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.017393112182617188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.017153045162558556,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.015941161662340164,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.015776272863149643,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.010508591309189796,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.010659032501280308,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.010142249055206776,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.007201538886874914,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.034752488136291504,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.034752488136291504,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.23560725152492523,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.2220294028520584,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.2173743098974228,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.19795629382133484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.11115945875644684,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.10636626929044724,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.12364494800567627,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11430145800113678,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.1121913492679596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09990733116865158,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09554319083690643,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06289876252412796,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.0546375997364521,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.05322597175836563,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.052886687219142914,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.03140754997730255,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.02727108635008335,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.02694154717028141,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.024971354752779007,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.024759752675890923,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.016375083476305008,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.01630396582186222,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.015906307846307755,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010604530572891235,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03140754997730255,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03140754997730255,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.2070186287164688,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.18073104321956635,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.16828757524490356,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.1488325446844101,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.09417074173688889,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.0827794000506401,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.1170724630355835,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.10603858530521393,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.09765051305294037,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.07878981530666351,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.07526940852403641,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.05945669487118721,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05085906758904457,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.045518264174461365,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04416438564658165,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.030203409492969513,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.02412850223481655,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.023469973355531693,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.021173017099499702,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.020304733887314796,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.016762491315603256,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.016248896718025208,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.015035535208880901,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.011532209813594818,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.030203409492969513,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.030203409492969513,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.11033614724874496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.1008068174123764,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09427118301391602,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.08553474396467209,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.051231175661087036,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04607938975095749,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.0648651123046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05893447622656822,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.052326980978250504,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.0450957790017128,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.043725330382585526,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.03303619101643562,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.028146570548415184,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.024680154398083687,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.023802848532795906,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.016542844474315643,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.012873167172074318,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012276043184101582,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.011656645685434341,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011095772497355938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.008745132945477962,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008514080196619034,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007497869431972504,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005638442002236843,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03303619101643562,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03303619101643562,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.09463310241699219,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.08537431806325912,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.07765500992536545,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.07039429247379303,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.04347987473011017,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.03773343190550804,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.058076731860637665,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.05279702693223953,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.04466409608721733,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.03802194818854332,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.03715066984295845,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.029483992606401443,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.025175178423523903,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.0209710281342268,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.019870685413479805,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.014706261456012726,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.010959416627883911,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.010238802060484886,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.009885938838124275,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.009182765148580074,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.007674941327422857,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.007493103854358196,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.0061971405521035194,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.004863188602030277,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.6:4b/0.4:3b 64g s4",
                "bpw": 3.656982421875,
                "total_bits": 15338496.0,
                "err": 0.03715066984295845,
                "qparams": {
                    "group_size": 64,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.6,
                        0.4
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.6:4b/0.4:3b 64g s4",
                "bpw": 3.656982421875,
                "total_bits": 15338496.0,
                "err": 0.03715066984295845,
                "qparams": {
                    "group_size": 64,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.6,
                        0.4
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.21392899751663208,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.19318003952503204,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.18311117589473724,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.1654493808746338,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.0988866314291954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.08980023860931396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.12030774354934692,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.10899737477302551,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.10119953751564026,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.08588667213916779,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.0826672613620758,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.06127629056572914,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.05203637853264809,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.047376297414302826,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04622315242886543,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.030594894662499428,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.024228589609265327,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.023340411484241486,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.02158379554748535,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.020823679864406586,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.015705494210124016,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.015054907649755478,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.013820003718137741,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.009314456954598427,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.030594894662499428,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.030594894662499428,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.191518172621727,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.17238803207874298,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.16627582907676697,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.14128530025482178,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.08897203207015991,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.08253679424524307,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.101402647793293,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.09297599643468857,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.09076115489006042,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.0737227350473404,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.06745781004428864,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.051927562803030014,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.04469252750277519,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04286788031458855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.042428985238075256,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.02600167877972126,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02242804691195488,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.021968388929963112,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.019428348168730736,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.019125627353787422,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.013927510008215904,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.014203673228621483,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.013336142525076866,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.01002187468111515,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.02600167877972126,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.02600167877972126,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.1522519439458847,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.14312292635440826,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.13978557288646698,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.12723608314990997,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.07179582864046097,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.06847603619098663,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.08049057424068451,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.0742296576499939,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.07250355184078217,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.06437437236309052,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.06163317337632179,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.040965016931295395,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.03556331619620323,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.0344674251973629,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03420282155275345,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.020556697621941566,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.017854755744338036,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.017613422125577927,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.0163688026368618,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.016200734302401543,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.010975107550621033,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.01099309977144003,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.01062404178082943,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.007505943067371845,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03556331619620323,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03556331619620323,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.23843015730381012,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.2245674729347229,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.21990223228931427,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.2000853717327118,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.11252325028181076,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.1076202467083931,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.12516072392463684,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11566879600286484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.11354996263980865,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.10096662491559982,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09660136699676514,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06375692039728165,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.055307965725660324,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.05387895181775093,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.05355052277445793,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.03184676170349121,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.027599534019827843,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.027259759604930878,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.025240318849682808,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.025029702112078667,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.016708429902791977,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.016473570838570595,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.016234183683991432,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010681196115911007,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03184676170349121,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03184676170349121,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.2095024436712265,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.1822015345096588,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.16931110620498657,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.15046177804470062,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.09523127228021622,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.08331472426652908,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.11715640872716904,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.10746320337057114,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.09888722002506256,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.07966334372758865,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.07618533074855804,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.05979299545288086,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.0516459085047245,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.04609519988298416,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04468374326825142,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.030183615162968636,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.02454289048910141,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.023851068690419197,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.021566642448306084,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.020664218813180923,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.016300788149237633,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.0166681669652462,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.01443600282073021,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.011945411562919617,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.030183615162968636,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.030183615162968636,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.11452885717153549,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.10511500388383865,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09852664172649384,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.08939206600189209,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05336076766252518,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.0481768436729908,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06717633455991745,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.06118921563029289,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.05439314618706703,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04708298668265343,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04572339355945587,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.03420671820640564,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.029268991202116013,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.0257338248193264,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.024838577955961227,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.01712592877447605,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.013466998934745789,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012863763608038425,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.012226213701069355,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011664291843771935,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.00900645088404417,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008946648798882961,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007750204298645258,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.006020393688231707,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03420671820640564,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03420671820640564,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.10095615684986115,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.09199374914169312,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.08344033360481262,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.07586381584405899,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.04661133140325546,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.04055570438504219,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.06282944232225418,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.057142630219459534,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.047691404819488525,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.04113065451383591,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.040329836308956146,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.03189454227685928,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.027258001267910004,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.022484073415398598,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.02123258449137211,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.015965528786182404,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.011740919202566147,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.010931235738098621,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.010663202032446861,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.009858007542788982,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.008315951563417912,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.008078688755631447,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.00664173997938633,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.00519496900960803,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 16909824.0,
                "err": 0.03189454227685928,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 16909824.0,
                "err": 0.03189454227685928,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.22301465272903442,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.2035807967185974,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.19461137056350708,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.17615163326263428,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.10369613766670227,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.09543643146753311,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.1239500567317009,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.1123971939086914,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.10573695600032806,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.09073670208454132,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.0871751606464386,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.06304847449064255,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.053638897836208344,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.049659766256809235,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.048671700060367584,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.031463708728551865,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.025329628959298134,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.02456829883158207,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.022682104259729385,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.022044183686375618,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.01615484245121479,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.015467653051018715,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.014489446766674519,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.009529095143079758,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.031463708728551865,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.031463708728551865,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.18141861259937286,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.16485795378684998,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.15551349520683289,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.12679263949394226,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.08552072197198868,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.07782601565122604,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.10407017171382904,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.0951523631811142,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.08625885844230652,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.06950195133686066,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.06358083337545395,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.053085193037986755,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.045619092881679535,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.041207388043403625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.040127675980329514,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.026572396978735924,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.021476391702890396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.020720025524497032,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.018308162689208984,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.017575856298208237,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.01400628313422203,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01393310260027647,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.01249732170253992,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.009369940496981144,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.026572396978735924,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.026572396978735924,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.15149587392807007,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.14242038130760193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.13912153244018555,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.12657910585403442,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.07148872315883636,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.06815068423748016,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.08009731769561768,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.07391893863677979,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.0721808522939682,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.0640324279665947,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.0612904317677021,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.040777262300252914,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.03538615256547928,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.03429427742958069,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.0340430811047554,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.020411206409335136,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.01773320510983467,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.017490984871983528,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.01622655987739563,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.016069550067186356,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.010814925655722618,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.01086176186800003,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.010452763177454472,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.007343269418925047,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03538615256547928,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03538615256547928,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.24008512496948242,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.22620579600334167,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.22151072323322296,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.20156946778297424,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.1133670061826706,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.10839330404996872,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.12658396363258362,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11651138216257095,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.11441976577043533,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.10171761363744736,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09736834466457367,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06438954919576645,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.0557410903275013,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.054315805435180664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.053981713950634,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.03229152411222458,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.027884457260370255,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.027544157579541206,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.025508910417556763,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.025296533480286598,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.01713174767792225,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.016728347167372704,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.016668682917952538,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010964182205498219,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03229152411222458,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03229152411222458,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.21438007056713104,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.18672119081020355,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.17386312782764435,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.15463514626026154,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.09738100320100784,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.08546118438243866,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.12059411406517029,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.10955529659986496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.10115152597427368,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.08164488524198532,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.07825355231761932,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.06122550740838051,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05259086564183235,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.0470375120639801,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04564155265688896,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.031093118712306023,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.024913432076573372,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.024235455319285393,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.021884845569729805,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.02098550833761692,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.01720062829554081,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.016748489812016487,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.015410037711262703,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.011842673644423485,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.031093118712306023,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.031093118712306023,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.12083269655704498,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.11122491210699081,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.10456757247447968,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.0948047861456871,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05638789385557175,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.05116257071495056,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.07064754515886307,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.06428352743387222,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.05742909386754036,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.049840569496154785,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.0484088771045208,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.03596413880586624,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.030751438811421394,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.027166148647665977,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.026261504739522934,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.01799190044403076,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.01414154376834631,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.013530680909752846,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.012835155241191387,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.012266317382454872,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.009407500736415386,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.009274219162762165,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.008115128614008427,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.0061346981674432755,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03596413880586624,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03596413880586624,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.10061205178499222,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.09191762655973434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.08383604139089584,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.07620549201965332,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.0465373620390892,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.040687184780836105,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.061912450939416885,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.056646138429641724,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.047538310289382935,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.04108615964651108,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.040139470249414444,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.03135596960783005,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.027017952874302864,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.022409925237298012,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.021203214302659035,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.015641046687960625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.011659393087029457,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.010858993045985699,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.010572121478617191,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.009795657359063625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.008110364899039268,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.007923994213342667,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.006527118384838104,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.005010275170207024,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 16909824.0,
                "err": 0.03135596960783005,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 16909824.0,
                "err": 0.03135596960783005,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.22187334299087524,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.20298805832862854,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.19419629871845245,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.1759341061115265,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.10324837267398834,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.09517738223075867,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.12379278242588043,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.11193736642599106,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.10527303069829941,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.09049289673566818,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.08715976774692535,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.0629558339715004,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.05339968949556351,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.04946443811058998,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04850287735462189,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.03143388032913208,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.02521114982664585,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.024414140731096268,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.022572433575987816,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.021948236972093582,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.01612413302063942,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.015342083759605885,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.014466334134340286,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.009380790404975414,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.03143388032913208,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.03143388032913208,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.19035159051418304,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.16604214906692505,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.15777312219142914,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.1338513046503067,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.0887281745672226,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.07975544780492783,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.10290095210075378,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.09373565018177032,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.09074069559574127,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.07104899734258652,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.06402561813592911,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.05237478017807007,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.04494239017367363,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04265962541103363,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.042096059769392014,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.026279956102371216,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.022065456956624985,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.021475667133927345,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.018512524664402008,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.018130771815776825,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.013989876955747604,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.013707311823964119,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.013200811110436916,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.009195813909173012,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.026279956102371216,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.026279956102371216,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.15427188575267792,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.14494141936302185,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.14150899648666382,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.12876854836940765,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.07284121215343475,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.06939606368541718,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.0816570371389389,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.07535859942436218,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.0735633596777916,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.0652044340968132,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.06241200864315033,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.041626546531915665,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.03608658164739609,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.03495914489030838,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.034695833921432495,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.020852264016866684,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.018088020384311676,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.017835775390267372,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.01654999516904354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.016380086541175842,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.011097531765699387,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.011097949929535389,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.010722949169576168,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.007524424232542515,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03608658164739609,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03608658164739609,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.24130374193191528,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.22718219459056854,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.22242602705955505,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.20235639810562134,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.11403219401836395,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.10897491127252579,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.12667705118656158,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11718305200338364,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.11508651077747345,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.10221415758132935,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09765006601810455,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06447529792785645,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.05601239949464798,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.054578885436058044,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.054244909435510635,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.03217235952615738,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.027894651517271996,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.027541017159819603,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.02546965517103672,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.0252538975328207,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.016698969528079033,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.016556940972805023,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.01621807925403118,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010605577379465103,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03217235952615738,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03217235952615738,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.21246539056301117,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.18458791077136993,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.17083828151226044,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.15251941978931427,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.09620118886232376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.08378023654222488,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.11991209536790848,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.10975008457899094,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.10016003251075745,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.08094187825918198,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.0776660144329071,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.06113720312714577,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05256909132003784,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.046408507972955704,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04484984278678894,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.030830642208456993,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.024455910548567772,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.023698896169662476,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.021495819091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.020498687401413918,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.0167385246604681,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.01641503907740116,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.014784152619540691,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.011369687505066395,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.030830642208456993,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.030830642208456993,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.11376035958528519,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.10430456697940826,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09726223349571228,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.08820700645446777,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05307509005069733,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04760260507464409,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.067514568567276,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.06148020178079605,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.05411755293607712,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04683512821793556,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04543595388531685,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.03440513834357262,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.02947251871228218,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.025608131662011147,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.02461964078247547,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.017204130068421364,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.013402056880295277,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012747734785079956,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.012168016284704208,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011552945710718632,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.008973565883934498,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008965136483311653,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007587672211229801,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.00600266270339489,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03440513834357262,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03440513834357262,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.09622908383607864,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.08747828006744385,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.07848671823740005,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.07127632200717926,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.044312842190265656,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.03800457343459129,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.06118439882993698,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.0555715374648571,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.04539947211742401,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.03907454013824463,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.03840332105755806,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.030978647992014885,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.02647325210273266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.02141893468797207,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.020059216767549515,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.01549567561596632,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.011206988245248795,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.010345504619181156,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.010166972875595093,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.009320410899817944,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.008094282820820808,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.00782595295459032,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.006349973380565643,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.005050992593169212,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 16909824.0,
                "err": 0.030978647992014885,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 16909824.0,
                "err": 0.030978647992014885,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.2076054811477661,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.18725915253162384,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.1766294687986374,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.15968194603919983,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.09595026075839996,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.08649159222841263,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.1190316453576088,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.10699114948511124,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.09828411787748337,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.08319244533777237,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.08044670522212982,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.060789067298173904,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.05106038972735405,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.04597770422697067,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04470814764499664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.03040117397904396,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.023519648239016533,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.02254987508058548,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.020927025005221367,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.020082898437976837,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.015613900497555733,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.014719231054186821,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.013452219776809216,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.009048263542354107,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.03040117397904396,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.03040117397904396,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.17498326301574707,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.15672217309474945,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.15075790882110596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.12977315485477448,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.08190862089395523,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.07517024874687195,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.09335885941982269,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.08590848743915558,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.08363350480794907,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.06815110892057419,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.06280434131622314,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.04772903770208359,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.04115067422389984,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.03934421017765999,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.038912829011678696,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.023868069052696228,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02035491354763508,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.01982816308736801,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.01758740283548832,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.017299283295869827,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.01257244311273098,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.012565616518259048,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.011973617598414421,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.00843510776758194,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.023868069052696228,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.023868069052696228,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.158526211977005,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.14883656799793243,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.14539273083209991,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.13224004209041595,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.07494238764047623,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.07138160616159439,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.08393613249063492,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.07751064002513885,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.07569188624620438,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.06704376637935638,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.0640961304306984,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.04275195673108101,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.03711431100964546,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.03594871237874031,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03567543253302574,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.021371962502598763,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.01855326257646084,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.01829192042350769,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.01695694960653782,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.01678430289030075,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.011245785281062126,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.011324391700327396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.010860862210392952,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.007594595197588205,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03711431100964546,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03711431100964546,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.23981992900371552,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.22573256492614746,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.2209373265504837,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.20095089077949524,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.11343277245759964,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.108416847884655,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.12635907530784607,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11661016196012497,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.11448471248149872,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.10161041468381882,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.09711343050003052,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.06442397087812424,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.055776532739400864,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.054331667721271515,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.05399119108915329,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.03219061717391014,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.027841666713356972,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.027491826564073563,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.025429006665945053,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.025213783606886864,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.01693989522755146,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.01663978397846222,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.016455598175525665,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010804812423884869,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03219061717391014,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.03219061717391014,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.21588432788848877,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.1888512372970581,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.17486140131950378,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.15597616136074066,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.09810573607683182,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.08580294996500015,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.12272262573242188,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.11227893829345703,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.10196498036384583,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.0830080509185791,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.07951413094997406,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.06260396540164948,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05396845191717148,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.04752375930547714,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04590211063623428,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.03182630240917206,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.025388458743691444,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.02458152547478676,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.022514445707201958,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.021475939080119133,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.01767595112323761,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.017443466931581497,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.01567509025335312,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.01252960879355669,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03182630240917206,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.03182630240917206,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.11917426437139511,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.10940490663051605,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.10314266383647919,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.09364146739244461,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05561661347746849,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.050555672496557236,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06899715214967728,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.06283077597618103,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.056686483323574066,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04909481480717659,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04750063270330429,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.03516862541437149,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.030071767047047615,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.026802631095051765,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.025986557826399803,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.017624564468860626,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.013978340663015842,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.013409369625151157,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.012679324485361576,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.012157154269516468,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.009255347773432732,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.009149945341050625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.008072727359831333,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.006109146401286125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03516862541437149,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03516862541437149,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.09884216636419296,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.09085135906934738,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.08489948511123657,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.07695894688367844,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.046029601246118546,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.041443850845098495,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.05849110335111618,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.053236186504364014,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.046913765370845795,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.04067007824778557,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.03941033035516739,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.029592756181955338,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.0254652202129364,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.022167909890413284,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.02133341133594513,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.014832265675067902,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.01153840497136116,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.010963181965053082,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.01047547534108162,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.009930609725415707,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.007755618076771498,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.007628869265317917,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.006594547536224127,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.004965579137206078,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 16909824.0,
                "err": 0.029592756181955338,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 16909824.0,
                "err": 0.029592756181955338,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.20588931441307068,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.18853314220905304,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.1804577261209488,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.16334965825080872,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.09599922597408295,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.08842575550079346,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.11369052529335022,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.10389699786901474,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.09776528924703598,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.08417247980833054,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.08076203614473343,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.05785753205418587,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.049605414271354675,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.045971330255270004,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.045095257461071014,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.02887023612856865,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.023406142368912697,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.02267291396856308,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.02095096930861473,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.02037627249956131,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.014792446978390217,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.014227847568690777,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.013416843488812447,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.00865805335342884,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02887023612856865,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02887023612856865,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.17772440612316132,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.15704509615898132,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.15038473904132843,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.12558379769325256,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.08390217274427414,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.0767737552523613,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.0953947976231575,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.08723300695419312,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.08501718938350677,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.06598974019289017,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.06129085645079613,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.04905915632843971,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.04204940050840378,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.040547676384449005,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.040181081742048264,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.024730972945690155,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.021397791802883148,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.020993486046791077,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.017916398122906685,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.017670776695013046,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.01355475839227438,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.013755383901298046,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.013038311153650284,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.009993331506848335,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.024730972945690155,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.024730972945690155,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.15486136078834534,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.14521923661231995,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.141667440533638,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.12874498963356018,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.07319999486207962,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.0696222186088562,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.0822620615363121,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.07593046128749847,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.07399879395961761,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.06542466580867767,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.06256306171417236,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.04198095202445984,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.036405760794878006,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.03517794981598854,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03488249331712723,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.020996883511543274,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.018221527338027954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.017958391457796097,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.016658250242471695,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.016474977135658264,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.011122742667794228,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.011236988939344883,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.01071261428296566,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.007651667110621929,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.036405760794878006,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.036405760794878006,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.22915945947170258,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.215534046292305,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.2108297497034073,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.1917043924331665,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.10841603577136993,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.10349181294441223,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.12081869691610336,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.11162058264017105,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.10945924371480942,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.09704148769378662,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.0927901566028595,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.0616275891661644,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.0533965602517128,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.05193789303302765,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.0516032874584198,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.030799727886915207,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.026619551703333855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.02627074345946312,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.024289628490805626,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.02407069317996502,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.016166631132364273,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.015917573124170303,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.01567879691720009,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010338026098906994,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.030799727886915207,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.030799727886915207,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.21163129806518555,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.18413317203521729,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.16933736205101013,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.15067481994628906,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.09607583284378052,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.08322792500257492,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.1230873242020607,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.11128493398427963,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.10005010664463043,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.08091255277395248,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.0776929035782814,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.0624680295586586,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.053525812923908234,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.04665815085172653,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04489182308316231,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.0316300094127655,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.02504798024892807,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.024186599999666214,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.02217945083975792,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.02107107639312744,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.01740931160748005,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.017444835975766182,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.015159836038947105,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.012647896073758602,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.0316300094127655,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.0316300094127655,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.10846355557441711,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.0994943305850029,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09172973036766052,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.0833696648478508,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.050570741295814514,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.044826019555330276,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06659777462482452,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.06018847972154617,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.051611367613077164,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.044709838926792145,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04374537989497185,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.03394603729248047,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.028800688683986664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.024455951526761055,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.023325424641370773,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.017018089070916176,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.012871318496763706,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012138854712247849,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.011717972345650196,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011009959504008293,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.00892404094338417,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008807530626654625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.0073334695771336555,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.0059243845753371716,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03394603729248047,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03394603729248047,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.09008632600307465,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.08174831420183182,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.07164165377616882,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.06524325162172318,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.041462622582912445,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.03457123413681984,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.06000978872179985,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.05420265346765518,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.04253677278757095,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.036693163216114044,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.03637371212244034,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.030397048220038414,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.025883128866553307,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.02007337659597397,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.01845550537109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.015237156301736832,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.01059607695788145,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.00959065929055214,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.009664032608270645,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.00864709448069334,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.007932835258543491,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.00767711503431201,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.005907338112592697,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.00494297593832016,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.036693163216114044,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.036693163216114044,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.20476500689983368,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.18430912494659424,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.17292487621307373,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.15615229308605194,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.09460007399320602,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.08471246808767319,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.11933553218841553,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.1071326732635498,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.09698750078678131,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.08198486268520355,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.07934626936912537,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.06109913811087608,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.05116520822048187,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.04547077789902687,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04400032013654709,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.03063930571079254,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.02343808300793171,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.022370105609297752,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.020913682878017426,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.019970305263996124,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.015775857493281364,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.015048469416797161,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.013364813290536404,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.009549430571496487,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.03063930571079254,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.03063930571079254,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.20117461681365967,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.17750106751918793,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.16961735486984253,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.14170241355895996,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.09416309744119644,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.08513269573450089,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.10749728232622147,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.09834583103656769,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.09580652415752411,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.07478103786706924,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.0682695284485817,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.05511130020022392,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.047206055372953415,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04529087245464325,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04483683407306671,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.027577517554163933,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02363193966448307,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.023123763501644135,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.019812026992440224,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.01948498748242855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.01472675334662199,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.014892439357936382,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.014100172556936741,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.010395558550953865,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.027577517554163933,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.027577517554163933,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.14349111914634705,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.13443629443645477,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.13088840246200562,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.11890491098165512,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.06783320009708405,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.06436826288700104,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.07661287486553192,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.07071147114038467,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.06860414892435074,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.06054321303963661,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.057908326387405396,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.039061568677425385,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.03389964997768402,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.03260255604982376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03230258822441101,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.01954074762761593,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.01690012216567993,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.016632666811347008,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.015436218120157719,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.015244835987687111,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.010319320484995842,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.010460889898240566,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.009887807071208954,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.00712869456037879,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03389964997768402,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03389964997768402,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.21158021688461304,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.19872893393039703,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.1941630095243454,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.1764296293258667,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.1001596674323082,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.09544315934181213,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.11209852248430252,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.10348561406135559,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.10115627944469452,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.08952431380748749,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.08556748926639557,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.05721382796764374,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.049566831439733505,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.048071496188640594,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.0477195605635643,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.028632663190364838,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.024809930473566055,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.024467576295137405,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.02266097627580166,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.022432547062635422,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.015147864818572998,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.01512912567704916,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.014642241410911083,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010146615095436573,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.028632663190364838,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.028632663190364838,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.1969417780637741,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.17052705585956573,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.1561114639043808,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.1380072832107544,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.08959715813398361,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.07703614979982376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.11475022882223129,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.10431656986474991,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.09331539273262024,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.07475513219833374,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.07163295149803162,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.05872416868805885,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05035082623362541,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.043656617403030396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04195272922515869,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.030031580477952957,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.023713430389761925,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.022863896563649178,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.0209564920514822,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.019882608205080032,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.017007000744342804,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.016840757802128792,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.014905511401593685,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.012504907324910164,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.030031580477952957,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.030031580477952957,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.10690061002969742,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.09815768152475357,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09078006446361542,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.0825648233294487,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.04968932643532753,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.044237203896045685,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06577616930007935,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.058795370161533356,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.050727710127830505,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04405030980706215,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04312605783343315,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.033581119030714035,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.028123414143919945,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.023980997502803802,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.02292216569185257,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.016823867335915565,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.01257700938731432,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.011883282102644444,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.01145853940397501,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.010782822035253048,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.008814052678644657,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008520789444446564,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007226846180856228,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005659508518874645,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.033581119030714035,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.033581119030714035,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.08952047675848007,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.08250603824853897,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.07497931271791458,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.06816376745700836,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.04143272712826729,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.03625224903225899,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.056677695363759995,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.05112679675221443,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.04229027405381203,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.03695809096097946,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.03626757860183716,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.028844524174928665,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.02436959184706211,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.01998511515557766,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.01881789043545723,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.014426960609853268,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.010419209487736225,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.009669199585914612,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.009525767527520657,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.008776616305112839,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.007505323737859726,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.007166166789829731,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.005893015302717686,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.004537094384431839,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03695809096097946,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03695809096097946,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.22343318164348602,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.20583198964595795,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.1970372349023819,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.17883554100990295,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.10455653071403503,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.09663528949022293,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.1252603977918625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.11359316110610962,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.10641433298587799,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.09235928952693939,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.08901331573724747,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.06397916376590729,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.054314758628606796,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.050141558051109314,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04913342371582985,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.03200586885213852,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.02567833848297596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.024901505559682846,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.023173008114099503,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.022507593035697937,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.016481203958392143,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.015849148854613304,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.014732515439391136,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.009946608915925026,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.03200586885213852,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.03200586885213852,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.18134064972400665,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.15929216146469116,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.1519651859998703,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.12979629635810852,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.08495883643627167,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.07680557668209076,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.09868109226226807,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.08883953094482422,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.08660052716732025,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.06747069954872131,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.06320880353450775,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.050655968487262726,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.04272669553756714,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04094654694199562,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04052916541695595,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.025376873090863228,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.021435245871543884,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.020939169451594353,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.01798781380057335,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.01769905723631382,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.0135725736618042,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01360308937728405,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.012966052629053593,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.009608258493244648,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.025376873090863228,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 84411904.0,
                "err": 0.025376873090863228,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.14316187798976898,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.1339927315711975,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.13035334646701813,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.11837691813707352,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.06766904890537262,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.0641142725944519,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.07660317420959473,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.07066255807876587,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.06845089793205261,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.06031977757811546,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.05773473158478737,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.039120301604270935,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.03392711281776428,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.03257099166512489,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03225318342447281,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.019586089998483658,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.016988974064588547,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.016711659729480743,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.015529374592006207,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.015325463376939297,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.01042622048407793,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.010677981190383434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.009972340427339077,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.007455783896148205,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03392711281776428,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03392711281776428,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.19063128530979156,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.1788778007030487,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.17447900772094727,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.1586374044418335,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.09084618091583252,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.08643306791782379,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.10197679698467255,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.09406305104494095,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.09178650379180908,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.08120432496070862,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.07779013365507126,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.052632078528404236,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.04590696468949318,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.04445236176252365,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.04412015527486801,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.026508206501603127,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.024417225271463394,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.02411825954914093,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.022642530500888824,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.02244783192873001,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.014941207133233547,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.01685900241136551,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.01449095644056797,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.013490079902112484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.026508206501603127,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031276157924107,
                "total_bits": 295437824.0,
                "err": 0.026508206501603127,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.20269359648227692,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.17690929770469666,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.1641721874475479,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.14364421367645264,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.09235961735248566,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.08091681450605392,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.11539975553750992,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.10483922809362411,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.0958005040884018,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.07705017179250717,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.07277034223079681,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.058502696454524994,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.05042333900928497,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.044773731380701065,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04334237053990364,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.029434259980916977,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.02398800663650036,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.02328638546168804,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.021100766956806183,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.020189059898257256,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.015932833775877953,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.016506826505064964,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.014096222817897797,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.012004214338958263,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.029434259980916977,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.029434259980916977,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.10471411049365997,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.09576410055160522,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.0870123952627182,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.07887396961450577,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.04871717840433121,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04245203733444214,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06626719981431961,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05969509109854698,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.049786053597927094,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04296760633587837,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04230266436934471,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.03378073498606682,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.02864416502416134,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.02361886203289032,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.02229028195142746,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.016947336494922638,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.01250664796680212,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.011663155630230904,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.01138290110975504,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.010554751381278038,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.008889016695320606,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008782408200204372,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007061461918056011,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005944917909801006,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03378073498606682,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.03378073498606682,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.09003240615129471,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.0817970484495163,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.07096024602651596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.06455891579389572,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.04136183485388756,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.03410092741250992,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.06110008433461189,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.05508855730295181,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.042471762746572495,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.03666258230805397,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.03640655055642128,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.031059157103300095,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.02630346454679966,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.020061004906892776,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.018304666504263878,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.015588829293847084,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.010599716566503048,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.009507249109447002,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.009686173871159554,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.008568458259105682,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.008089637383818626,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.007788481656461954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.005844669416546822,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.004978443030267954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03666258230805397,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.03666258230805397,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.19441334903240204,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.17401346564292908,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.16170772910118103,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.1461573839187622,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.08949874341487885,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.0791262611746788,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.11597926914691925,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.10349378734827042,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.09196362644433975,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.07746374607086182,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.07553005963563919,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.05948936566710472,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.049454689025878906,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.04306807368993759,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04143938422203064,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.02991427481174469,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.02230706624686718,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.02114938013255596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.019869402050971985,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.018832532688975334,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.015476986765861511,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.014625412411987782,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.012689486145973206,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.009386420249938965,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02991427481174469,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.02991427481174469,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.1667550802230835,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.14641304314136505,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.1401718556880951,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.12027084827423096,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.07770568877458572,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.07060690224170685,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.0886828824877739,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.08087179064750671,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.0791531354188919,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.06224555894732475,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.0581745021045208,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.0454416424036026,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.03903960809111595,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.0376417450606823,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.03730753809213638,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.022888880223035812,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.020149163901805878,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.01974339224398136,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.017217885702848434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.016997849568724632,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.012588417157530785,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.013311521150171757,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.012149696238338947,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.010069030337035656,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:6b/0.9:4b 32g s4",
                "bpw": 4.3128662109375,
                "total_bits": 72357888.0,
                "err": 0.03730753809213638,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        6,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:6b/0.9:4b 32g s4",
                "bpw": 4.3128662109375,
                "total_bits": 72357888.0,
                "err": 0.03730753809213638,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        6,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.1414370834827423,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.13248448073863983,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.12903602421283722,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.11729948967695236,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.06734663993120193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.06389883160591125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.07590622454881668,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.07006675750017166,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.06805670261383057,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.060122326016426086,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.05764613300561905,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.03918704017996788,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.034221090376377106,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.03299294039607048,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03269929811358452,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.01977364718914032,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.018125304952263832,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.017872020602226257,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.016795538365840912,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.016624247655272484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.011129512451589108,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.012550463899970055,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.010744123719632626,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010026657022535801,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.034221090376377106,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.034221090376377106,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.15379269421100616,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.144292950630188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.1408042460680008,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.12792177498340607,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.07325790077447891,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.06966042518615723,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.08220001310110092,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.07581069320440292,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.0739823430776596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.06541101634502411,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.06265615671873093,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.04242462292313576,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.03686835989356041,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.035705920308828354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03542030602693558,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.021356161683797836,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.0193965844810009,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.01914285309612751,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.01792731136083603,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.017765268683433533,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.011935783550143242,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.013146191835403442,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.011563225649297237,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.010310317389667034,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03686835989356041,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03686835989356041,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.19682368636131287,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.17287999391555786,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.16219832003116608,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.14039038121700287,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.09055659919977188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.0806942731142044,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.11212372779846191,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.10019534826278687,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.09329470992088318,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.07519035786390305,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.0708611011505127,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.05732057988643646,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.04889031499624252,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.04450692981481552,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.04342574626207352,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.029533715918660164,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.024798739701509476,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.024283137172460556,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.02204105257987976,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.021382218226790428,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.017312675714492798,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.017884761095046997,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.01598913036286831,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.014234540984034538,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.029533715918660164,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.031341552734375,
                "total_bits": 295441664.0,
                "err": 0.029533715918660164,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.1030498668551445,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.09370315074920654,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.08517935872077942,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.077263742685318,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.047722723335027695,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.041544247418642044,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06482753902673721,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05839618667960167,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.04899658262729645,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.042012955993413925,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.041289426386356354,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.033091045916080475,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.027960343286395073,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.023122861981391907,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.021844832226634026,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.016577769070863724,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.012234787456691265,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.011428850702941418,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.011122318916022778,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.010325808078050613,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.008751476183533669,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.00857359729707241,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007010499015450478,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.0057992227375507355,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.033091045916080475,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031341552734375,
                "total_bits": 67634688.0,
                "err": 0.033091045916080475,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.self_attn.k_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.09095471352338791,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.0824134573340416,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.07192391902208328,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.06537044048309326,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.04178288206458092,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.034705061465501785,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.061865631490945816,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.055056024342775345,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.042939212173223495,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.036897167563438416,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.03670340031385422,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.03136592358350754,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.026228079572319984,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.020255692303180695,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.018579624593257904,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.01571427658200264,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.01070790458470583,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.009691311046481133,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.009754559025168419,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.008721022866666317,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.008248085156083107,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.007798638194799423,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.006084908731281757,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.005077349953353405,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 14817280.0,
                "err": 0.036897167563438416,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.6:4b/0.4:3b 64g s4",
                "bpw": 3.656982421875,
                "total_bits": 15338496.0,
                "err": 0.03670340031385422,
                "qparams": {
                    "group_size": 64,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.6,
                        0.4
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.self_attn.v_proj",
            "numel": 4194304,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.18896484375,
                    "total_bits": 9181184.0,
                    "err": 0.2058115154504776,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 9967616.0,
                    "err": 0.18189965188503265,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.62646484375,
                    "total_bits": 11016192.0,
                    "err": 0.16703377664089203,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 11409408.0,
                    "err": 0.15109434723854065,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 13506560.0,
                    "err": 0.09441646933555603,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.68896484375,
                    "total_bits": 15472640.0,
                    "err": 0.0821528285741806,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 12715520.0,
                    "err": 0.12298566848039627,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 13113344.0,
                    "err": 0.11089914292097092,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.18896484375,
                    "total_bits": 13375488.0,
                    "err": 0.0975913479924202,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 14817280.0,
                    "err": 0.08096430450677872,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 15338496.0,
                    "err": 0.0787675529718399,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 16909824.0,
                    "err": 0.06308306753635406,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 17307648.0,
                    "err": 0.05301287770271301,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.22021484375,
                    "total_bits": 17700864.0,
                    "err": 0.04547103866934776,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.31396484375,
                    "total_bits": 18094080.0,
                    "err": 0.04349803924560547,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 21104128.0,
                    "err": 0.031639546155929565,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 21895168.0,
                    "err": 0.023513736203312874,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.37646484375,
                    "total_bits": 22550528.0,
                    "err": 0.022129720076918602,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 23205888.0,
                    "err": 0.020808011293411255,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.72021484375,
                    "total_bits": 23992320.0,
                    "err": 0.019524376839399338,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 25298432.0,
                    "err": 0.0162960272282362,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.12646484375,
                    "total_bits": 25696256.0,
                    "err": 0.015534842386841774,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 26084864.0,
                    "err": 0.013279604725539684,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 34084864.0,
                    "err": 0.00981434527784586,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.031639546155929565,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 21104128.0,
                "err": 0.031639546155929565,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.08833324909210205,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.0805683583021164,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.07789880782365799,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.06651676446199417,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.04036456719040871,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.037713173776865005,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.04671837389469147,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.04163821414113045,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.04087241739034653,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.03389901667833328,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.031136680394411087,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.023686563596129417,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.02119663916528225,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.020602118223905563,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.020464323461055756,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.01246565766632557,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.012535763904452324,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012406978756189346,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.011517750099301338,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011454272083938122,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.0076867216266691685,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.009846127592027187,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007527696434408426,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.008778665214776993,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5316162109375,
                "total_bits": 59250688.0,
                "err": 0.03389901667833328,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5316162109375,
                "total_bits": 59250688.0,
                "err": 0.03389901667833328,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.mlp.gate_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.1436934620141983,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.1350702941417694,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.13187044858932495,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.11970429867506027,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.06803950667381287,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.06480888277292252,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.07639555633068085,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.07044854015111923,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.06868346035480499,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.06074245646595955,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.058089256286621094,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.03897850960493088,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.03375409543514252,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.03267723321914673,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.03241344168782234,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.01948518492281437,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.01688072830438614,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.016636261716485023,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.015402579680085182,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.015240008011460304,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.010237137787044048,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.010334931313991547,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.009870627894997597,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.006958858110010624,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03375409543514252,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125104631696429,
                "total_bits": 242227200.0,
                "err": 0.03375409543514252,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.mlp.up_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876046316964284,
                    "total_bits": 128456703.99999999,
                    "err": 0.11118921637535095,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751046316964284,
                    "total_bits": 139466752.0,
                    "err": 0.10437948256731033,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251046316964284,
                    "total_bits": 154146816.0,
                    "err": 0.10183648020029068,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188546316964284,
                    "total_bits": 159651840.0,
                    "err": 0.09236431866884232,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188546316964284,
                    "total_bits": 189011968.0,
                    "err": 0.05264255404472351,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876046316964284,
                    "total_bits": 216537088.0,
                    "err": 0.05010106787085533,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031276157924107,
                    "total_bits": 177997312.0,
                    "err": 0.05914977937936783,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251046316964284,
                    "total_bits": 183506944.0,
                    "err": 0.0544707365334034,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876046316964284,
                    "total_bits": 187176960.0,
                    "err": 0.05315946415066719,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313546316964284,
                    "total_bits": 207362048.0,
                    "err": 0.04693306237459183,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6563023158482144,
                    "total_bits": 214699008.0,
                    "err": 0.044892627745866776,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031276157924107,
                    "total_bits": 236717567.99999997,
                    "err": 0.030292609706521034,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125104631696429,
                    "total_bits": 242227200.0,
                    "err": 0.026199154555797577,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218854631696429,
                    "total_bits": 247732224.0,
                    "err": 0.02537982352077961,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312604631696429,
                    "total_bits": 253237248.0,
                    "err": 0.025183523073792458,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031276157924107,
                    "total_bits": 295437824.0,
                    "err": 0.01519948709756136,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218854631696429,
                    "total_bits": 306452480.0,
                    "err": 0.013342220336198807,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375104631696429,
                    "total_bits": 315627520.0,
                    "err": 0.013156912289559841,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531354631696429,
                    "total_bits": 324802560.0,
                    "err": 0.01221916452050209,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718854631696429,
                    "total_bits": 335812608.0,
                    "err": 0.012102936394512653,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031276157924107,
                    "total_bits": 354158080.0,
                    "err": 0.008241337724030018,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125104631696429,
                    "total_bits": 359667712.0,
                    "err": 0.00849149189889431,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218776157924107,
                    "total_bits": 365168128.0,
                    "err": 0.007969828322529793,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125104631696429,
                    "total_bits": 477108224.0,
                    "err": 0.0061171348206698895,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031276157924107,
                "total_bits": 236717567.99999997,
                "err": 0.030292609706521034,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.031276157924107,
                "total_bits": 236717567.99999997,
                "err": 0.030292609706521034,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.mlp.down_proj",
            "numel": 58720256,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1789376395089284,
                    "total_bits": 127947775.99999999,
                    "err": 0.14833177626132965,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 139482112.0,
                    "err": 0.13178956508636475,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 154162176.0,
                    "err": 0.12375067174434662,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7235804966517856,
                    "total_bits": 159929344.0,
                    "err": 0.10751177370548248,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2235804966517856,
                    "total_bits": 189289472.0,
                    "err": 0.06874558329582214,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7146519252232144,
                    "total_bits": 218125312.0,
                    "err": 0.06162426993250847,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 178001152.0,
                    "err": 0.08662161231040955,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 183522304.0,
                    "err": 0.07633817195892334,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1789376395089284,
                    "total_bits": 186668032.0,
                    "err": 0.07050946354866028,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5271519252232144,
                    "total_bits": 207115264.0,
                    "err": 0.05782431364059448,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6608973911830356,
                    "total_bits": 214968832.0,
                    "err": 0.05486736819148064,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 236721408.0,
                    "err": 0.04447155445814133,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 242242560.0,
                    "err": 0.03752622753381729,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.223580496651786,
                    "total_bits": 248009728.0,
                    "err": 0.03398587182164192,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.321794782366071,
                    "total_bits": 253776896.0,
                    "err": 0.033127736300230026,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 295441664.0,
                    "err": 0.022967394441366196,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.223580496651786,
                    "total_bits": 306729984.0,
                    "err": 0.01928587816655636,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.339651925223214,
                    "total_bits": 313545728.0,
                    "err": 0.01886618137359619,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.527151925223214,
                    "total_bits": 324555776.0,
                    "err": 0.01737712323665619,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.723580496651786,
                    "total_bits": 336090112.0,
                    "err": 0.01687389239668846,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 354161920.0,
                    "err": 0.013565979897975922,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 359683072.0,
                    "err": 0.01426903810352087,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.227770124162946,
                    "total_bits": 365696256.0,
                    "err": 0.012454262003302574,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 477123584.0,
                    "err": 0.011658101342618465,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:5b/0.9:4b 32g s4",
                "bpw": 4.223580496651786,
                "total_bits": 248009728.0,
                "err": 0.03398587182164192,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        5,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:5b/0.9:4b 32g s4",
                "bpw": 4.223580496651786,
                "total_bits": 248009728.0,
                "err": 0.03398587182164192,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        5,
                        4
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        }
    ],
    "last_module_idx": 66,
    "base_perplexity": 11.133852362390622
}