Transformers
Embedding lookup · seq = 512 · batch = 32 · vocab = 65536 · hidden = 768 · fp32 · run 01a016ad-01f4…
●passedReported evidence
Not re-observed recently.
Primary measurement
169.2µsmedian
Rank 3 in its comparison group · source-native comparison · observed 2024-09-03
ms 20 0.1685439944267273 · ms 50 0.16918399930000305 · ms 80 0.17001600563526154
Identity
implementationTransformers
projectHugging Face Transformers
revisionunknown
workloadseq = 512 · batch = 32 · vocab = 65536 · hidden = 768 · fp32
comparison keysha256:d41400e0fa172be2…
sourceLiger-Kernel benchmarks
external idembedding/forward/huggingface/nvidia-a100-sxm4-80gb/batch32-hidden768-seq512-vocab65536-fp32/2024-09-03-15-31-56
sha256:45adb1b4e2d17728dd0a23f…
Correctness
Marked passed by the source; the correctness policy was not published.
Workload
seq512
batch32
vocab65536
hidden768
weightfp32 [65536, 768]
input_idsint64 [32, 512]
definition comparatornot_asserted
Measurements
latency · median169.2 µs
latency · p20168.5 µs
latency · p80170.0 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": 169184
},
"primaryStatistic": "median"
},
"observedAt": "2024-09-03T15:31:56.000Z",
"measurements": [
{
"unit": "ns",
"value": 168544,
"metric": "latency",
"statistic": "p20"
},
{
"unit": "ns",
"value": 170016,
"metric": "latency",
"statistic": "p80"
}
],
"sourceNative": {
"source": "liger-kernel-bench",
"metrics": {
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"ms_50": 0.16918399930000305,
"ms_80": 0.17001600563526154
},
"benchmark": "embedding/forward",
"externalId": "embedding/forward/huggingface/nvidia-a100-sxm4-80gb/batch32-hidden768-seq512-vocab65536-fp32/2024-09-03-15-31-56"
},
"protocolDigest": "sha256:a79eaf4df66c97c6adc1fb2d09df78682155d1ea86652ae0b70199875bde7747",
"workloadDigest": "sha256:1bf32db8b9c8b199b86f23aa3d5ef8a6d8143f2c53e6b0ef91aea81e141df414",
"environmentDigest": "sha256:90c9e2764222f592477cfccf3373519add5a1b881563956ad058c4f99e41b6b9",
"implementationDigest": "sha256:d6d77034622d5e42573eea7b71fb3324fcf78d3b87c20c053defd81748caefe8"
},
"metadata": {
"name": "liger-embedding-forward-huggingface-nvidia-a100-sxm4-80gb-batch32-hidden768-seq512-vocab65536-fp32-2",
"title": "Embedding lookup · huggingface · 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": {
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"title": "Liger benchmark harness · forward pass"
},
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},
"environment": {
"kind": "ExecutionEnvironment",
"spec": {
"hardware": {
"vendor": "nvidia",
"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 Embedding lookup →JSON