MiniMax H3 video VAE gets ~2.2x faster encoding after Kijai's optimization

Lexius2129 · reddit · 2026-09-24

Kijai optimized the MiniMax H3 video VAE: on Nvidia GPUs it now encodes up to 2.2x faster and decodes 1.4-2.7x faster, speeding up MiniMax H3 workflows in ComfyUI. The ComfyUI blog post explains how to use it.

Related event: MiniMax H3 Ecosystem Update: Video VAE Speedup and Slimmer Music Model(2 posts)→

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