deepgemm_fp8_fp4_gemm_nt_n2048_k2048
GEMM FP8 fp4 n2048 k2048 · m = 128 · fp32/fp8_e4m3 · run 01a00b1b-83f1…
●passedReported evidence
Primary measurement
13.5µsmean
Rank 1 in its comparison group · source-native comparison · observed 2026-06-06
17.39× reference
Identity
implementationdeepgemm_fp8_fp4_gemm_nt_n2048_k2048
projectFlashInfer-Bench baselines
revisionda915083d4c7c5e61aa3005e3d17ae488e0fc71c
workloadm = 128 · fp32/fp8_e4m3
comparison keysha256:2e9ffd8e693fe7e2…
sourceFlashInfer-Bench
external idtrace/deepgemm_fp8_fp4_gemm_nt_n2048_k2048/5bcdf1ec-9eaf-4384-9c05-dcf05548f123
sha256:48bcc89bb77bee35d67edf9…
Correctness
comparatorflashinfer_bench_eval
max absolute error0
max relative error0
resultpassed
Workload
m128
a_fp8fp8_e4m3 [128, 2048]
b_fp4int8 [2048, 1024]
a_scalefp32 [128, 16]
b_scalefp32 [2048, 64]
definition comparatorsol_execbench_eval
Measurements
latency · mean13.5 µs
Protocol
harnessflashinfer-bench
timerharness_reported
primaryStatisticmean
correctnessReferencedefinition reference implementation
comparabilityFamilyflashinfer_bench_trace
Environment
gpuNVIDIA B200 (unknown)
cudaToolkit13.0
frameworkpytorch 2.11.0+cu130
Artifacts
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Replications and notes
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{
"run": {
"kind": "BenchmarkRun",
"spec": {
"status": "passed",
"timing": {
"latencyNs": {
"mean": 13515
},
"primaryStatistic": "mean"
},
"observedAt": "2026-06-06T02:49:17.113Z",
"correctness": {
"comparator": "sol_execbench_eval",
"maximumAbsoluteError": 0,
"maximumRelativeError": 0
},
"sourceNative": {
"source": "flashinfer-bench",
"metrics": {
"latency_ms": 0.013514666666666666,
"speedup_factor": 17.387874901341753,
"reference_latency_ms": 0.23499133333333333
},
"benchmark": "gemm_fp8_fp4_n2048_k2048"
},
"protocolDigest": "sha256:7d44d206ad086b4bece35ce31f6531ebb11f07e0d9dcfb74c75be86d3ec02095",
"workloadDigest": "sha256:9982988908e8f8dc12a73422114448aca434687695e1efc08dae21c1a0070a33",
"environmentDigest": "sha256:83c9b6e78d493927f18878d57448d9a0d2221a70840b562455b2665a2897ba19",
"implementationDigest": "sha256:069490f864b1f05e2e2098f284dd47184d2e9094b138d2322bce4502e478bd87"
},
"metadata": {
"name": "sol-trace-gemm-fp8-fp4-n2048-k2048-5bcdf1ec",
"title": "deepgemm_fp8_fp4_gemm_nt_n2048_k2048 · gemm_fp8_fp4_n2048_k2048"
},
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},
"protocol": {
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"spec": {
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},
"correctness": {
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"comparator": "flashinfer_bench_eval"
},
"measurement": {
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"primaryStatistic": "mean"
},
"comparability": {
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}
},
"metadata": {
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},
"apiVersion": "kernelindex.dev/v1alpha1"
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"environment": {
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"software": {
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},
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"title": "NVIDIA B200 (trace-reported software)"
},
"apiVersion": "kernelindex.dev/v1alpha1"
}
}Cite this record (permalink, digest, access date)
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Published 2026-08-16 · FlashInfer-Bench · Apache-2.0All results for GEMM FP8 fp4 n2048 k2048 →JSON