Running MiniMax H3 Video Model on RTX 5070 12GB VRAM
l-e-o-n_ · reddit · 2026-08-06
A developer shared a custom ComfyUI node called UniBlockSwap that enables running the MiniMax H3 video model on an RTX 5070 (12GB VRAM) with 32GB RAM. This setup significantly reduces VRAM usage, allowing users to avoid slow SSD offloading.
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