Running MiniMax H3 Video Generation on RTX 4080 Laptop Takes Nearly an Hour
Last-Pie8057 · reddit · 2026-08-07
A user shared benchmark data for running the MiniMax H3 video generation model locally on an RTX 4080 Laptop (12GB VRAM).
- Hardware: 12282 MB VRAM, 65256 MB RAM, operating in LOWVRAM state.
- Performance: Without speed boosters, generating a 16:9 video at 1 megapixel took 54 minutes for 20 steps, with a total execution time of nearly 58 minutes.
- Prompt details: The author included a highly detailed prompt describing complex spatial actions and camera movements in a single continuous shot.
Related event: MiniMax H3 Video Model Tested Locally on Consumer GPUs(7 posts)→
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