[KongchangAI]
Unverified50% confidenceTradeoffExact time

在GPU的SIMT执行模型下,同一warp中的32个线程需在同一时钟周期执行相同指令,Karatsuba的条件分支会引发线程分歧导致有效计算效率降至峰值的1/4甚至更低

1
Sources
50%
Confidence
Long-term
Relevance
7/17/2026
First Seen

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