Unverified50% confidenceTradeoffExact time

4-bit 激活量化可能在细节还原、色彩过渡等方面带来可感知的质量下降，ConvRot 无法完全消除

1

Sources

50%

Confidence

Long-term

Relevance

7/12/2026

First Seen

Sources

INT4 ConvRot W4A4 Quantization: Running Large Image Models on Low-VRAM GPUs in ComfyUI

redditr/comfyui7/11/2026

Related Claims

UnverifiedINT8 quantization can typically halve memory usage with minimal quality loss, while INT4 quantization may produce perceptible degradation in detail texture and color accuracy.75% similar

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