Wang Sean

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> > > > > > > 您好, size_t M = 256; size_t K =64; size_t N = 512; 的结果也是不同的 > > > > > > > > > 请问是哪个版本的sgemm呢?...

> 当K=64,128等的时候,结果不同。 例如: size_t M = 8000; size_t K = 64; size_t N = 8000; ![image](https://private-user-images.githubusercontent.com/53090559/241392565-0b94fedb-8063-4059-83ae-d5af326264aa.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.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.CZAo32NjwsF8QgS8-4l88UfVYOebzCBvaHquWCbpn50) 因为M=N=8000除以bm=bn=128不整除,改成bm=bn=64试试,是对的。