NVIDIA
If you have an NVIDIA video card, you have the CPU-only version of pytorch installed - you’ll need to reinstall ComfyUI, or manually download the correct version of torch into the venv.
Other cards
Please check the readme in the ComfyUI main repository for directions on each card.
CPU Mode
CPU mode is not recommended for normal use. If you have a specific need for this please let us know.
麻烦你根据我的nv显卡型号 告诉我详细的