AnalysisAI ModelsAugust 29, 2026

MiniMax H3 upscales to 1440p on one RTX 4090 with sparse attention

Independent developer built auto-scheduled sparse attention for X-MinimaxH3, enabling native second sampling from 720p to 1440p on a single RTX 4090. Measured times: 112s, 223s, 334s.

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