gpt-5 / cudac0b7b7
GQA ragged prefill causal h32 kv4 d128 · total_q = 12251 · total_kv = 12251 · len_indptr = 28 · bf16 · run 01a02032-5959…
●passedReported evidence
Not re-observed recently.
Primary measurement
1.49smean
Rank 5 in its comparison group · source-native comparison · observed 2025-10-20
0.04× reference
Identity
implementationgpt-5_cuda_c0b7b7
projectgpt-5-2025-08-07
revisionda915083d4c7c5e61aa3005e3d17ae488e0fc71c
workloadtotal_q = 12251 · total_kv = 12251 · len_indptr = 28 · bf16
comparison keysha256:02c5e83dc860053a…
sourceFlashInfer-Bench
external idtrace/gpt-5_cuda_c0b7b7/5c51d2e8-4c3e-42db-8f9c-73c09ab81e29
sha256:73b926c438fdae897ffd6c0…
Correctness
comparatorflashinfer_bench_eval
max absolute error0.0078125
max relative error4.878245830535889
resultpassed
Workload
total_q12251
total_kv12251
len_indptr28
kbf16 [12251, 4, 128]
qbf16 [12251, 32, 128]
vbf16 [12251, 4, 128]
kv_indptrint32 [28]
qo_indptrint32 [28]
definition comparatorsol_execbench_eval
Measurements
latency · mean1.49 s
Protocol
harnessflashinfer-bench
timerharness_reported
primaryStatisticmean
correctnessReferencedefinition reference implementation
comparabilityFamilyflashinfer_bench_trace
Environment
gpuNVIDIA B200 (unknown)
cudaToolkit12.8
frameworkpytorch 2.8.0+cu128
Artifacts
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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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}Cite this record (permalink, digest, access date)
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Published 2026-08-20 · FlashInfer-Bench · Apache-2.0All results for GQA ragged prefill causal h32 kv4 d128 →JSON