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MiniMax H3 on 12-16 GB: the seven speed-ups compared, with file sizes and the GPU each was built for

I keep seeing "turbo LoRA or FastH3 on a 3060?" and "H3 takes 40 min even on a 5090", so I put the speed-up options next to each other from their own model cards. Short version: on a small card the slow part is usually weights or the text encoder streaming from system RAM, and turbo LoRAs cut steps…

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  1. 2026-10-26 08:45 · r/comfyui
    MiniMax H3 on 12-16 GB: the seven speed-ups compared, with file sizes and the GPU each was built for

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