KernelBench Hard — H100 Mean Peak Fraction
Code · 2026-04-29
KernelBench Hard mean peak fraction on the six-problem H100 PCIe board. The score is the arithmetic mean of hardware-roofline percentages across cells that KernelBench.com marks valid; failed or audit-flagged cells do not enter that performance mean.
Top models (higher is better)
| Model | Score |
|---|---|
| Grok 4.5 | 22.9 |
| Claude Fable 5 | 21.3 |
| Kimi K3 | 20.9 |
| Opus 4.8 | 20.9 |
| Hy3 | 14.7 |
| GPT-5.5 | 13.9 |
| MiniMax M3 | 13.4 |
| GLM-5.2 | 10.7 |
| LongCat-2.0 | 10.4 |
| Kimi K2.7 Code | 10.4 |
| Composer 2.5 | 9.2 |
| Hy3 preview | 5.2 |
| DeepSeek-V4-Pro | 3.5 |