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{
  "title": "gemma-4-31B-it-qat-q4_0-unquantized quantization analysis",
  "subtitle": "Mean KL divergence against on-disk size",
  "routed": false,
  "quants": [
    {
      "id": "google/gemma-4-31B-it-qat-w4a16-ct",
      "creator": "google",
      "type": "int4_g32_sym",
      "disk_size_gib": 21.668,
      "size_source": null,
      "mean_kld": 0.2740486279993667,
      "qxq_mean_kld": 0.2740486279993667,
      "bxq_mean_kld": null,
      "routing_intervention_delta": null,
      "routing_flip_rate": null,
      "exact_repeat": false,
      "bxq_omission_reason": "dense reference (QxQ only)"
    },
    {
      "id": "cyankiwi/gemma-4-31B-it-qat-AWQ-INT4",
      "creator": "cyankiwi",
      "type": "int4_g32_asym",
      "disk_size_gib": 19.469,
      "size_source": null,
      "mean_kld": 0.22346921400528874,
      "qxq_mean_kld": 0.22346921400528874,
      "bxq_mean_kld": null,
      "routing_intervention_delta": null,
      "routing_flip_rate": null,
      "exact_repeat": false,
      "bxq_omission_reason": "dense reference (QxQ only)"
    },
    {
      "id": "unsloth/gemma-4-31B-it-qat-w4a16",
      "creator": "unsloth",
      "type": "int4_g32_sym",
      "disk_size_gib": 21.668,
      "size_source": null,
      "mean_kld": 0.2740486279993667,
      "qxq_mean_kld": 0.2740486279993667,
      "bxq_mean_kld": null,
      "routing_intervention_delta": null,
      "routing_flip_rate": null,
      "exact_repeat": false,
      "bxq_omission_reason": "dense reference (QxQ only)"
    },
    {
      "id": "yasu-oh/gemma-4-31B-it-qat-NVFP4",
      "creator": "yasu-oh",
      "type": "nvfp4",
      "disk_size_gib": 19.043,
      "size_source": null,
      "mean_kld": 0.41421886367937627,
      "qxq_mean_kld": 0.41421886367937627,
      "bxq_mean_kld": null,
      "routing_intervention_delta": null,
      "routing_flip_rate": null,
      "exact_repeat": false,
      "bxq_omission_reason": "dense reference (QxQ only)"
    },
    {
      "id": "melcheikh/gemma-4-31B-it-qat-NVFP4-mse-Blackwell",
      "creator": "melcheikh",
      "type": "nvfp4",
      "disk_size_gib": 19.043,
      "size_source": null,
      "mean_kld": 0.488113437977403,
      "qxq_mean_kld": 0.488113437977403,
      "bxq_mean_kld": null,
      "routing_intervention_delta": null,
      "routing_flip_rate": null,
      "exact_repeat": false,
      "bxq_omission_reason": "dense reference (QxQ only)"
    },
    {
      "id": "melcheikh/gemma-4-31B-it-qat-NVFP4-Blackwell",
      "creator": "melcheikh",
      "type": "nvfp4",
      "disk_size_gib": 19.043,
      "size_source": null,
      "mean_kld": 0.488113437977403,
      "qxq_mean_kld": 0.488113437977403,
      "bxq_mean_kld": null,
      "routing_intervention_delta": null,
      "routing_flip_rate": null,
      "exact_repeat": false,
      "bxq_omission_reason": "dense reference (QxQ only)"
    },
    {
      "id": "prithivMLmods/gemma-4-31B-it-qat-FP8",
      "creator": "prithivMLmods",
      "type": "fp8_per_channel",
      "disk_size_gib": 33.608,
      "size_source": null,
      "mean_kld": 0.14337459410417722,
      "qxq_mean_kld": 0.14337459410417722,
      "bxq_mean_kld": null,
      "routing_intervention_delta": null,
      "routing_flip_rate": null,
      "exact_repeat": false,
      "bxq_omission_reason": "dense reference (QxQ only)"
    }
  ],
  "excluded_candidates": []
}