flashinfer_wrapper_023122
GQA ragged prefill causal h20 kv4 d128 · total_q = 800 · total_kv = 800 · len_indptr = 5 · bf16 · run 01a00b1e-243f…
●passedReported evidence
Not re-observed recently.
Primary measurement
100.1µsmean
Rank 1 in its comparison group · source-native comparison · observed 2026-03-24
19.42× reference
Identity
implementationflashinfer_wrapper_023122
projectFlashInfer-Bench baselines
revisionda915083d4c7c5e61aa3005e3d17ae488e0fc71c
workloadtotal_q = 800 · total_kv = 800 · len_indptr = 5 · bf16
comparison keysha256:7938ece3374c8c5a…
sourceFlashInfer-Bench
external idtrace/flashinfer_wrapper_023122/c4e90051-ed59-446f-b585-bc60a1173fee
sha256:6ae9f694f46eac92953b7db…
Correctness
comparatorflashinfer_bench_eval
max absolute error0.015625
max relative error2141.4677734375
resultpassed
Workload
total_q800
total_kv800
len_indptr5
kbf16 [800, 4, 128]
qbf16 [800, 20, 128]
vbf16 [800, 4, 128]
kv_indptrint32 [5]
qo_indptrint32 [5]
definition comparatorsol_execbench_eval
Measurements
latency · mean100.1 µs
Protocol
harnessflashinfer-bench
timerharness_reported
primaryStatisticmean
correctnessReferencedefinition reference implementation
comparabilityFamilyflashinfer_bench_trace
Environment
gpuNVIDIA B200 (unknown)
cudaToolkit12.8
frameworkpytorch 2.9.1+cu128
Artifacts
No artifacts published with this run.
Replications and notes
No attestations yet.
Community attestations. They never change the evidence level; only a KernelIndex-controlled rerun does.
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{
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"timing": {
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"observedAt": "2026-03-24T20:24:20.598Z",
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}
}Cite this record (permalink, digest, access date)
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Published 2026-08-16 · FlashInfer-Bench · Apache-2.0All results for GQA ragged prefill causal h20 kv4 d128 →JSON