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MiniMax H3 at 1280x736, 15 sec, full 20 steps no turbo. 26.5 min for one clip, peaked at 61GB vram

I tried training a lora on H3 yesterday, didnt really work lol. so today just ran the base model with everything turned up to see how bad it gets https://reddit.com/link/1wtw1bs/video/ydad6i6u6lsh1/player comfyui 0.38.0, native H3 t2v template fl2va pruned int8 convrot + qwen3vl 32b nvfp4 awq TE +…

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  1. 2026-09-30 04:52 · r/comfyui
    MiniMax H3 at 1280x736, 15 sec, full 20 steps no turbo. 26.5 min for one clip, peaked at 61GB vram

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