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Posted to commits@mxnet.apache.org by GitBox <gi...@apache.org> on 2021/11/25 13:30:35 UTC

[GitHub] [incubator-mxnet] PawelGlomski-Intel commented on pull request #20753: [WIP] Improve AMP, bf16 support. Support oneDNN ops in AMP

PawelGlomski-Intel commented on pull request #20753:
URL: https://github.com/apache/incubator-mxnet/pull/20753#issuecomment-979217642


   @ptrendx Could you please explain what is the use case of `amp_multicast` and why can't we just use multiple `amp_cast` nodes? Also, why would we cast the input parameters of `amp_multicast` offline to low precision, doesn't that contradict the purpose of using `amp_multicast` for these cases?


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