Is it possible to set GPU affinity for a mixed precision NN, with FP32 and FP16 going to different GPUs?












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I have a GTX 1080 and an RTX 2080. I want to train using both, but since the RTX can handle FP16 twice as fast, I'd like to set it up so that the training is multi-GPU and the RTX handles the FP16 layers and the GTX handles the FP32 layers.



Is this possible under tensorflow, pytorch, or keras?









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    $begingroup$


    I have a GTX 1080 and an RTX 2080. I want to train using both, but since the RTX can handle FP16 twice as fast, I'd like to set it up so that the training is multi-GPU and the RTX handles the FP16 layers and the GTX handles the FP32 layers.



    Is this possible under tensorflow, pytorch, or keras?









    share







    New contributor




    Mike Manh is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
    Check out our Code of Conduct.







    $endgroup$















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      0





      $begingroup$


      I have a GTX 1080 and an RTX 2080. I want to train using both, but since the RTX can handle FP16 twice as fast, I'd like to set it up so that the training is multi-GPU and the RTX handles the FP16 layers and the GTX handles the FP32 layers.



      Is this possible under tensorflow, pytorch, or keras?









      share







      New contributor




      Mike Manh is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.







      $endgroup$




      I have a GTX 1080 and an RTX 2080. I want to train using both, but since the RTX can handle FP16 twice as fast, I'd like to set it up so that the training is multi-GPU and the RTX handles the FP16 layers and the GTX handles the FP32 layers.



      Is this possible under tensorflow, pytorch, or keras?







      keras tensorflow nvidia





      share







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      Mike Manh is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.










      share







      New contributor




      Mike Manh is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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      share



      share






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      asked 5 mins ago









      Mike ManhMike Manh

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