There is a portable standalone build for Windows that should work for running on Nvidia GPUs or for running on your CPU only on the releases page. See the Config file to set the search paths for ...
This guide walks you through setting up PyTorch ROCm Native ComfyUI on Windows for AMD RDNA 2 GPUs (RX 6600, 6700, 6800, 6900, etc.) using a custom ROCm build. All steps have been tested on an RX 6800 ...