Unverified50% confidenceFactExact time
SIMT执行机制下每个Warp中的32个线程在同一时钟周期执行相同指令，当出现条件分支导致线程路径分歧时两条路径将被串行处理，有效计算带宽减半，称为Warp分歧
1
Sources
50%
Confidence
Long-term
Relevance
7/20/2026
First Seen
Sources
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