Which flavour of AVX-512?

By: -.- (blarg.delete@this.mailinator.com), December 9, 2019 11:48 pm
Room: Moderated Discussions
-.- (blarg.delete@this.mailinator.com) on November 19, 2019 4:32 pm wrote:
> Adrian (a.delete@this.acm.org) on November 19, 2019 8:40 am wrote:
> > Anyway, I expect it to implement the same subset as Skylake Server, because
> > it is intended as a competitor for the Intel Xeon D-2100 series.
> >
> > It also implements "new instructions for fast transfer of AI data". It is not
> > clear if these are instructions proprietary to VIA or they are among the instructions
> > announced by Intel for future products (e.g. Tremont or Tiger Lake).
>
> This article suggests BF16 support (but no VNNI), which might be part of it.
>
> If correct, this could suggest Skylake compatibility (since there are so many AVX512 variants,
> I suspect developers just program to what Intel uArchs support instead of targeting every permutation
> of AVX512 levels), although Intel doesn't have any CPU with BF16 but not VNNI.

Wikichip's article says it has Cannonlake level support. No VNNI or BF16.
< Previous Post in ThreadNext Post in Thread >
TopicPosted ByDate
A new x86 core & SoC from VIA/CentaurGabriele Svelto2019/11/19 07:14 AM
  A new x86 core with AVX-512Adrian2019/11/19 07:26 AM
    Which flavour of AVX-512?Anon2019/11/19 08:44 AM
      Which flavour of AVX-512?Adrian2019/11/19 09:40 AM
        Which flavour of AVX-512?-.-2019/11/19 05:32 PM
          Which flavour of AVX-512?-.-2019/12/09 11:48 PM
  A new x86 core & SoC from VIA/CentaurPer Hesselgren2019/11/20 05:51 AM
  A new x86 core & SoC from VIA/Centaurnonymous2019/11/24 02:44 AM
    A new x86 core & SoC from VIA/Centauranon62019/11/24 12:13 PM
      A new x86 core & SoC from VIA/Centauraatbc2019/11/25 07:23 AM
        A new x86 core & SoC from VIA/Centauranon62019/11/25 02:11 PM
          A new x86 core & SoC from VIA/Centauraatbc2019/11/26 07:27 AM
            A new x86 core & SoC from VIA/Centauritsmydamnation2019/11/26 08:02 PM
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