emfomenk commented on issue #17980: When compiled with MKL, fully_connected calls DNNL while dot and batch_dot call MKL URL: https://github.com/apache/incubator-mxnet/issues/17980#issuecomment-610648623 > I tried single-threaded (OMP_NUM_THREADS=1) and still saw a performance drop. There shouldn't be much difference between OMP libraries then right? Yeah, there should be zero difference in this case :) > > I would also suggest to try upgrading the library to the most recent version > > See my post above "I also tried the latest DNNL". Performance was unchanged. Didn't see that, thanks! Yeah, it looks like a performance bug indeed.
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