Open Source Patch Enables 5-Second Video Generation in 45 Seconds on AMD RDNA 4

Crazy-Repeat-2006 · reddit · 2026-08-08

A developer has released a custom ComfyUI patch tailored for AMD RDNA 4 architecture GPUs (like the R9700 AI Pro) to significantly accelerate MiniMax H3 video generation.

According to the benchmarks shared, this optimization allows a 5-second video clip to be generated in just 45 seconds, massively boosting AI video rendering efficiency on consumer hardware.

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