Thread

1. pixelpoet · 1789737945 · focus · HN ↗

   This has been the case since a zillion years, since the Core 2 Duo days at minimum.

   1. account42 · 1789738390 · focus · HN ↗

      The interesting part is that this seems to be Intel-specific.

      1. augment_me · 1789744178 · focus · HN ↗

         This is true on most hardware. Running ftz on H100s or B200 gives a free 10-20% boost for GEMM-epilogue workload

         1. adrian_b · 1789829391 · focus · HN ↗

            This is true only on most hardware that does not care about computational errors, i.e. which is intended mostly for games or for AI.

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