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Minimax H3: fast movement always leads to artifacts, why?

I'm trying to generate a basic t2v clip with Minimax H3, but all fast movements suffer from artifacts. It's less noticeable with the original 20-step model (but still present) and gets worse with whatever turbo model I try (FastH3 8-step, 10Eros Max TURBO 8-step, r1024 Turbo8 Mystic07 8-step). I've…

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  1. 2026-09-18 14:52 · r/comfyui
    Minimax H3: fast movement always leads to artifacts, why?

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