K3 delivers 77% kernel speedup, GPT-6 adds little

A developer found K3 achieved a 77% speedup optimizing the mjwarp kernel, while GPT-6 Astra, after an initial failed direction, added only a marginal 0.38% further improvement.

2026-09-10 ~ 2026-09-10 · 2 related posts

• K3 got 77% speedup on mjwarp kernels; GPT-6 Astra added just 0.38% — YouJiacheng · 2026-09-10

1 near-duplicate retellings: YouJiacheng