Unverified50% confidenceBenchmarkExact time

FP8相比BF16可实现近2倍的吞吐量提升，同时显存占用减少约50%

1

Sources

50%

Confidence

Long-term

Relevance

7/10/2026

First Seen

Sources

Krea2实测：FP8与BF16画质差距还存在吗？

redditr/StableDiffusion7/9/2026

Related Claims

UnverifiedFP8相比FP16能将显存占用再减少约50%82% similar UnverifiedINT8量化将显存占用降低约50%，吞吐量提升可达2倍77% similar Unverified量化推理从FP16降至FP8可将显存需求减半，从FP8降至FP4可进一步减半70% similar Unverified从BF16到FP8，内存占用减半，但数值表示精度大幅下降67% similar Unverified将FP32权重降至INT8后，典型Transformer模型基准测试分数下降通常不超过1%，推理速度提升2至4倍，内存占用减少75%61% similar

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