Unverified50% confidenceTradeoffExact time
扩散模型步数越多理论上结果越精细，但耗时也成比例增长，20步是速度与质量的经典平衡点
1
Sources
50%
Confidence
Long-term
Relevance
8/9/2026
First Seen
Sources
MiniMax H3实测：RTX 3080跑通参考图生视频仅需90秒
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