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News/Timestep-Aware SVDQuant-GPTQ for W4A4 Quantization of Wan2.2-I2V
arxiv
PublishedMay 27, 2026 at 4:00 AM
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Timestep-Aware SVDQuant-GPTQ for W4A4 Quantization of Wan2.2-I2V

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arXiv:2605.27003v1 Announce Type: cross Abstract: W4A4 quantization of large video diffusion Transformers offers substantial memory savings but is hindered by two main challenges: sparse large-magnitude activation outliers, and strongly timestep-dependent activation distributions across the multi-st

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