NVFP4
https://developer.nvidia.com/blog/introducing-nvfp4-for-efficient-and-accurate-low-precision-inferenceIntroducing NVFP4 for Efficient and Accurate Low-Precision Inference
NVFP4は、NVIDIA Blackwell GPUアーキテクチャで導入された革新的な4ビット浮動小数点形式です。
ComfyUI関連
https://github.com/comfyanonymous/ComfyUI/pull/11635Initial ops changes to use comfy_kitchen: Initial nvfp4 checkpoint support.
https://huggingface.co/Comfy-Org/z_image_turbo/blob/main/split_files/diffusion_models/z_image_turbo_nvfp4.safetensorsz_image_turbo_nvfp4.safetensors
https://huggingface.co/Comfy-Org/Qwen-Image_ComfyUI/blob/main/split_files/diffusion_models/qwen_image_nvfp4.safetensorsqwen_image_nvfp4.safetensors
https://huggingface.co/black-forest-labs/FLUX.2-dev-NVFP4/tree/mainblack-forest-labs/FLUX.2-dev-NVFP4