Liger
Cross-entropy loss · vocab = 4096 · tokens = 16384 · fp32 · run 01a016ac-c42b…
●passedReported evidence
Not re-observed recently.
Primary measurement
532.4µsmedian
Rank 1 in its comparison group · source-native comparison · observed 2024-09-03
ms 20 0.5291008353233337 · ms 50 0.5324159860610962 · ms 80 0.53476482629776
Identity
implementationLiger
projectLiger-Kernel
revisionunknown
workloadvocab = 4096 · tokens = 16384 · fp32
comparison keysha256:089e78f1304ee31a…
sourceLiger-Kernel benchmarks
external idcross_entropy/forward/liger/nvidia-a100-sxm4-80gb/tokens16384-vocab4096-fp32/2024-09-03-15-31-39
sha256:4e65e5ce721b3b41085d640…
Correctness
Marked passed by the source; the correctness policy was not published.
Workload
vocab4096
tokens16384
logitsfp32 [16384, 4096]
targetint64 [16384]
definition comparatornot_asserted
Measurements
latency · median532.4 µs
latency · p20529.1 µs
latency · p80534.8 µs
Protocol
harnessLiger-Kernel benchmark scripts
timercuda_events
primaryStatisticmedian
comparabilityFamilyliger_kernel_bench
Environment
gpuNVIDIA A100 (sm_80)
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": {
"latencyNs": {
"median": 532416
},
"primaryStatistic": "median"
},
"observedAt": "2024-09-03T15:31:39.000Z",
"measurements": [
{
"unit": "ns",
"value": 529101,
"metric": "latency",
"statistic": "p20"
},
{
"unit": "ns",
"value": 534765,
"metric": "latency",
"statistic": "p80"
}
],
"sourceNative": {
"source": "liger-kernel-bench",
"metrics": {
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"ms_50": 0.5324159860610962,
"ms_80": 0.53476482629776
},
"benchmark": "cross_entropy/forward",
"externalId": "cross_entropy/forward/liger/nvidia-a100-sxm4-80gb/tokens16384-vocab4096-fp32/2024-09-03-15-31-39"
},
"protocolDigest": "sha256:a79eaf4df66c97c6adc1fb2d09df78682155d1ea86652ae0b70199875bde7747",
"workloadDigest": "sha256:df069011a833333c75db108c9ab4f5218a0504fc94981ec3a1241be70443d1f1",
"environmentDigest": "sha256:90c9e2764222f592477cfccf3373519add5a1b881563956ad058c4f99e41b6b9",
"implementationDigest": "sha256:f703c6ddb6c1893842a45a539fe1ac9858c062af9f59c74a32f5d1aa4aa4e707"
},
"metadata": {
"name": "liger-cross-entropy-forward-liger-nvidia-a100-sxm4-80gb-tokens16384-vocab4096-fp32-2024-09-03-15-31-",
"title": "Cross-entropy loss · liger · forward",
"labels": {
"liger_version": "0.2.1"
}
},
"apiVersion": "kernelindex.dev/v1alpha1"
},
"protocol": {
"kind": "BenchmarkProtocol",
"spec": {
"harness": {
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"repository": "https://github.com/linkedin/Liger-Kernel"
},
"measurement": {
"timer": "cuda_events",
"primaryStatistic": "median"
},
"comparability": {
"notes": "Timed: the module forward pass, via triton.testing.do_bench with quantiles 0.5/0.2/0.8 (median with p20/p80 spread). The upstream CSV records no CUDA, driver, or torch version; the Liger release rides each run's labels. Comparable only within one kernel, workload, timed pass, and GPU.",
"family": "liger_kernel_bench"
}
},
"metadata": {
"name": "liger-bench-do-bench-forward",
"title": "Liger benchmark harness · forward pass"
},
"apiVersion": "kernelindex.dev/v1alpha1"
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"environment": {
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"spec": {
"hardware": {
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"product": "NVIDIA A100",
"formFactor": "SXM4-80GB",
"architecture": "sm_80"
},
"software": {}
},
"metadata": {
"name": "liger-bench-nvidia-a100-sxm4-80gb",
"title": "Liger benchmark host · A100-SXM4-80GB"
},
"apiVersion": "kernelindex.dev/v1alpha1"
}
}Cite this record (permalink, digest, access date)
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Published 2026-08-18 · Liger-Kernel benchmarks · BSD-2-ClauseAll results for Cross-entropy loss →JSON