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Re: [Starpu-devel] Support for half precision


Chronologique Discussions 
  • From: Samuel Thibault <samuel.thibault@inria.fr>
  • To: Hatem Ltaief <hatem.ltaief@kaust.edu.sa>
  • Cc: "starpu-devel@lists.gforge.inria.fr" <starpu-devel@lists.gforge.inria.fr>, "Sameh M. Abdulah" <sameh.abdulah@kaust.edu.sa>, "Nicolas L. Doucet" <nicolas.doucet@kaust.edu.sa>
  • Subject: Re: [Starpu-devel] Support for half precision
  • Date: Fri, 19 Oct 2018 17:08:36 +0200
  • List-archive: <http://lists.gforge.inria.fr/pipermail/starpu-devel/>
  • List-id: "Developers list. For discussion of new features, code changes, etc." <starpu-devel.lists.gforge.inria.fr>
  • Organization: I am not organized

Hatem Ltaief, le ven. 19 oct. 2018 13:27:57 +0000, a ecrit:
> There is an explicit cuda support for half precision (16bits) to run on
> Volta V100 GPU with tensor cores.
> How should we proceed with StarPU to exploit this data type, as far as the
> data transfer between GPUs is concerned?

You just need to fix the element size in matrix registration etc.

Samuel




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