nanoGPT speedrun
Train GPT-2 small to a fixed validation loss in as little time as possible (placeholder)
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| 1 | +--- | |
| 2 | +tags: systems | |
| 3 | +--- | |
| 4 | +# fp8-head | |
| 5 | + | |
| 6 | +FP8 matmul for the language-model head. | |
| 7 | + | |
| 8 | +## What happened | |
| 9 | + | |
| 10 | +- 2026-10-07: 5.03 minutes to 3.28 (−39.97 on the baseline) | |
| 11 | +- 2026-10-10: 5.4 minutes to 3.28 (−39.6 on the baseline) | |
| 12 | + | |
| 13 | +## Next | |
| 14 | + | |
| 15 | +A sparser attention schedule. | |