torch.compile (inductor)
LogSoftmax · dim = 393216 · batch_size = 4096 · fp32 · run 01a03f0e-f6df…
●passedReported evidence
Not re-observed recently.
Primary measurement
6.68ms±0.23 · mean of 100
Rank 1 in its comparison group · source-native comparison · observed 2026-03-05
max ms 20.9 · min ms 6.5 · std ms 1.43 · mean ms 6.68
Identity
implementationtorch.compile (inductor)
projectPyTorch
revisionunknown
workloaddim = 393216 · batch_size = 4096 · fp32
comparison keysha256:0f6d57987fc385a0…
sourceKernelBench baseline timings
external idH100_Modal/torch-compile-inductor/level1/24_LogSoftmax.py
sha256:0b11713ea29802702166997…
Correctness
Marked passed by the source; the correctness policy was not published.
Workload
dim393216
batch_size4096
xfp32 [4096, 393216]
definition comparatornot_asserted
Measurements
latency · max20.9 ms · n=100
latency · mean6.68 ms · n=100
latency · min6.50 ms · n=100
latency · std1.43 ms
Protocol
harnessKernelBench timing scripts
timercuda_events
primaryStatisticmean
comparabilityFamilykernelbench_baseline_timing
Environment
gpuNVIDIA H100 (sm_90)
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.
Add a reproduction or note
Canonical manifest
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{
"run": {
"kind": "BenchmarkRun",
"spec": {
"status": "passed",
"timing": {
"samples": 100,
"latencyNs": {
"mean": 6680000,
"maximum": 20900000,
"minimum": 6500000,
"confidence95": [
6500000,
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]
},
"primaryStatistic": "mean"
},
"observedAt": "2026-03-05T08:38:15.000Z",
"measurements": [
{
"unit": "ns",
"value": 1430000,
"metric": "latency",
"statistic": "std"
}
],
"sourceNative": {
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"metrics": {
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"min_ms": 6.5,
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"mean_ms": 6.68
},
"benchmark": "H100_Modal/baseline_time_torch_compile_inductor_default.json",
"externalId": "H100_Modal/torch-compile-inductor/level1/24_LogSoftmax.py"
},
"protocolDigest": "sha256:547725b033a9911eae0c5ac362344a85aed824894ed4ab476af945b9bb491ea6",
"workloadDigest": "sha256:d9a99dae89d7f966210fd7822d7630a5b8ca0130b1fc72853c9a811fa53d4f3c",
"environmentDigest": "sha256:2750ae381d6de582f1eb6b9008e0987463d19ede8af127d97d76c5ae09121393",
"implementationDigest": "sha256:d83b53354940499f5ec4636775215c69f2313742cb3762fcb7d06662e2d57e38"
},
"metadata": {
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"title": "LogSoftmax · torch.compile (inductor) · Modal"
},
"apiVersion": "kernelindex.dev/v1alpha1"
},
"protocol": {
"kind": "BenchmarkProtocol",
"spec": {
"harness": {
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},
"measurement": {
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},
"comparability": {
"notes": "Mean of 100 timed forward passes (CUDA events, warm-up excluded) of the reference module on fixed inputs; the 95% interval is the mean's, from the reported standard deviation. The upstream JSON records no torch or CUDA version. Comparable only within one problem and one timing host.",
"family": "kernelbench_baseline_timing"
}
},
"metadata": {
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"name": "kernelbench-h100-modal",
"title": "KernelBench host · H100 80GB HBM3 (Modal)"
},
"apiVersion": "kernelindex.dev/v1alpha1"
}
}Cite this record (permalink, digest, access date)
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Published 2026-08-26 · KernelBench baseline timings · MITAll results for LogSoftmax →JSON