{ "schemaVersion": 1, "createdUtc": "2026-08-26T20:08:16.150125+00:00", "experiment": "MQ-IQ2_XXS_1-Unsloth", "status": "complete", "models": { "native": { "path": "/Qwen3.8-27B-Quark-AWQ-MXFP4-native.gguf", "bytes": 18892854880, "decimalGB": 18.89285488, "GiB": 17.595342248678207, "sha256": "1a37c48570811215fa1a9d2a493211293ca375d17287771e85d28642946e88fc" }, "candidate": { "path": "/Qwen3.8-27B-Quark-MXFP4-MQ-IQ2_XXS_1-Unsloth.gguf", "bytes": 8223819680, "decimalGB": 8.22381968, "GiB": 7.659028917551041, "sha256": "84ab6e9cea4e1f7091e00a0b115ffa245e95f8b59e87e6e8ffdfdf3ee71dc441" }, "savings": { "bytes": 10669035200, "decimalGB": 10.6690352, "GiB": 9.936313331127167, "percentOfNative": 56.47127058226787 } }, "tensorAudit": { "verificationPassed": true, "tensorCount": 866, "changedTensorCount": 390, "unchangedPayloadsVerifiedByteExact": 476, "nativeMxfp4PreservedCount": 108, "nativeMxfp4TensorCount": 496, "effectiveTypeCounts": { "BF16": 8, "F32": 360, "IQ1_M": 19, "IQ1_S": 91, "IQ2_S": 40, "IQ2_XS": 46, "IQ2_XXS": 131, "IQ3_S": 10, "IQ3_XXS": 45, "MXFP4": 108, "Q2_K": 6, "Q3_K": 2 } }, "benchmark": { "domain": "general", "tokenTarget": 32768, "chunks": 15, "context": 2048, "threads": 4, "gpuLayers": 0, "gpuVisible": false, "nativeStandalonePpl": 5.8033, "nativeStandalonePplError": 0.11146, "paired": { "candidatePpl": 7.704137, "basePpl": 5.801511, "pplDifference": 1.902626, "pplRatio": 1.327953, "logPplRatio": 0.283639, "correlationPercent": 92.52 }, "kld": { "mean": 0.321797, "standardError": 0.004179, "maximum": 9.210259, "p99_9": 5.867157, "p99": 2.483742, "p95": 1.134889, "p90": 0.741691, "median": 0.177414 }, "tokenProbability": { "meanDeltaPercent": -6.684, "rmsDeltaPercent": 17.362, "sameTopPercent": 76.729 }, "scope": { "languageLogits": true, "visionProjectorEvaluated": false, "mtpTensorsEvaluated": false, "note": "llama-perplexity logged block 64 MTP tensors as unused; ordinary KLD primarily measures the changed token embedding and output tensors" } }, "imatrixApplicability": { "supplied": true, "label": "Unsloth", "sha256": "0ee5b10bd0c2fa2127c6f4b43dbfe1efd71e383b63217af9dade1de36599f1c1", "entries": 496, "changedTensorsWithEntries": 388, "changedTensorCount": 390, "note": "Coverage is inferred from llama.cpp's per-conversion missing-weight messages; tensors present in the imatrix are supplied to the selected quantizer." }, "artifacts": { "corpus": { "path": "/Experiments/MQ-IQ4_XS_1-Generic/benchmark/_ppl_corpora/ppl_corpus_general.txt", "bytes": 131514, "sha256": "5d38d98dce15f54e9a1a926187b6058e65cd8b3dd9b5cc2729b0a5fd249228b0" }, "referenceLogits": { "path": "/Experiments/MQ-IQ4_XS_1-Generic/benchmark/native-reference/logits/kld_logits_general.bin", "bytes": 7621186460, "sha256": "604db2df7253cba18a6c0a569ed819ee3065d4ac20cd94ae72f4329e7bba8516" }, "nativeLog": { "path": "/Experiments/MQ-IQ4_XS_1-Generic/benchmark/native-reference/perplexity_general.log", "sha256": "bade3445565a354969f7515045507b854bee83f6695eec7490b70eab9c6eebc2" }, "candidateLog": { "path": "/Experiments/MQ-IQ2_XXS_1-Unsloth/benchmark/candidate/perplexity_general.log", "sha256": "6c608d8e0d95221b088067d42a08fe10bb45e1e63dde385a460f3821e1081f72" }, "quantizationLog": { "path": "/Experiments/MQ-IQ2_XXS_1-Unsloth/quantization.log", "sha256": "c05ffce3f2845c3daebdad7f68d5cd2672188f6d628263e0657064e5ab3ec22d" } } }