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NUMBER FORMATS · 07TENSOR SCALE, FP324.5 BITS PER VALUE
formatsnvfp4fp4

NVFP4: Two Levels of Scale

How NVFP4 differs from MXFP4: 16-value blocks, FP8 block scales, and a per-tensor scale, with what each part buys measured on Qwen3-8B.

by The Serving Stack

Inference Notes

Once a week: what changed in serving AI models, and what it means if you build, run or pay for them, in about five minutes.

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