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[GUIDE] AMD RDNA3 optimizations for ComfyUI Desktop, windows 11, Minimax H3

This story is from 2026-09-10. It is preserved in the archive; the latest stories are on the live feed.

My setup: AMD RX 7900 XT, 20GB VRAM, 64GB RAM, Windows 11, ComfyUI Desktop. I couldn't find any decent information anywhere on how to optimize video generation with Minimax H3 on Windows with ComfyUI desktop. AI assistants give conflicting advice, constantly suggesting all sorts of nonsense that do…

Read the full story at r/StableDiffusion ↗

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  1. 2026-09-10 12:22 · r/StableDiffusion
    [GUIDE] AMD RDNA3 optimizations for ComfyUI Desktop, windows 11, Minimax H3

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