Same brief · 28 steps · 1024² · different seeds

FP8 next to BF16.

Left is GPU 3 FP8 (FLUX.1-dev-fp8, stream 21:21). Right is GPU 0 BF16 (the leak onto the full-weight worker, stream 20:01). Same locked fashion prompt. Not the same seed — a fair look at what the two precisions actually produced.

41side-by-side pairs

9.2sFP8 mean / frame

14.0sBF16 mean / frame

1.53×BF16 slower

Click a frame to open it full size. Keys: j / k walk the pairs.