Why MXFP8 and NVFP4 Actually Matter for Your Home GPU Setup

Note: I'm not a developer or someone working in the AI field professionally. I'm just a regular home user who, like many others here, is trying to understand all these new AI technologies, quantization formats, and terms that are starting to appear everywhere around local image and video generation. I wanted to collect the information scattered across different articles and technical posts into one practical overview focused on consumer GPUs, ComfyUI, and local AI workflows. I also used AI assistance to help organize and summarize information from the sources linked below.