rongzha1 commented on issue #13699: add mkldnn softmax_output
URL: https://github.com/apache/incubator-mxnet/pull/13699#issuecomment-449890607
 
 
   > @rongzha1 could you post some performance changes by this PR?
   
   for 1024*256 input, performance speedup 2.75
   
   env: skx-8180, 1socket 28 core, 
   model : wide_and_deep model
   
   
   old (ms) | opt(ms) | speedup
   -- | -- | --
   0.1890553 | 0.0687512 | 2.7498492
   
   
   

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