A9 has non-DX tessellation pipeline

Article: A Look Inside Apple’s Custom GPU for the iPhone
By: anon (a.delete@this.b.c), October 26, 2016 8:23 am
Room: Moderated Discussions
David Kanter (dkanter.delete@this.realworldtech.com) on October 25, 2016 6:35 am wrote:
> Ladies and Gentlemen,
>
> I have a new article for you.
>
> Previously, Apple’s iPhones and iPads used PowerVR GPUs from Imagination Technologies for graphics. Based
> on our analysis, Apple has created a custom GPU that powers the A8, A9, and 10 processors, shipping in the iPhone
> 6 and later models, and some iPads. Using public documents, we demonstrate that the programmable shader cores
> inside Apple’s GPU are different from Imagination Technologies’ PowerVR and offer superior 16-bit floating-point
> performance and data conversion functions. We further believe that Apple has also developed a custom shader
> compiler and graphics driver. The proprietary design enables Apple to deliver best-in-class performance for
> graphics, and other tasks that use the GPU, such as image processing and machine learning.
>
> http://www.realworldtech.com/apple-custom-gpu/
>
> I look forward to the discussion.
>
> David

Stronger evidence than what's presented here is that A9 has a custom tessellation pipeline. IE, it does not use the DX/OpenGL tessellation pipeline.

Presumably more custom features will be unveiled for A10 in WWDC 2017.
< Previous Post in ThreadNext Post in Thread >
TopicPosted ByDate
A Look Inside Apple’s Custom GPU for the iPhoneDavid Kanter2016/10/25 06:35 AM
  A Look Inside Apple’s Custom GPU for the iPhoneRicardo B2016/10/25 08:25 AM
    A Look Inside Apple’s Custom GPU for the iPhoneExophase2016/10/25 08:08 PM
      A Look Inside Apple’s Custom GPU for the iPhoneExophase2016/10/25 11:39 PM
  A Look Inside Apple’s Custom GPU for the iPhoneDoug S2016/10/25 08:59 AM
    A Look Inside Apple’s Custom GPU for the iPhonedmcq2016/10/25 11:07 AM
      A Look Inside Apple’s Custom GPU for the iPhoneMaynard Handley2016/10/25 05:28 PM
    A Look Inside Apple’s Custom GPU for the iPhoneGroo2016/10/30 09:28 PM
  A Look Inside Apple’s Custom GPU for the iPhoneGabriele Svelto2016/10/25 01:58 PM
  A Look Inside Apple’s Custom GPU for the iPhoneAndreas2016/10/26 02:48 AM
    A Look Inside Apple’s Custom GPU for the iPhoneGabriele Svelto2016/10/26 03:28 AM
    A Look Inside Apple’s Custom GPU for the iPhoneDoug S2016/10/26 08:06 AM
  A couple of typosJim Trent2016/10/26 07:15 AM
    A couple of typosDavid Kanter2016/10/26 01:22 PM
  A9 has non-DX tessellation pipelineanon2016/10/26 08:23 AM
  A Look Inside Apple’s Custom GPU for the iPhoneEd2016/10/27 04:52 AM
    A Look Inside Apple’s Custom GPU for the iPhoneanon2016/10/27 06:58 AM
      A Look Inside Apple’s Custom GPU for the iPhoneIan Ollmann2021/07/28 02:27 PM
    A Look Inside Apple’s Custom GPU for the iPhoneDoug S2016/10/27 11:44 PM
  A Look Inside Apple’s Custom GPU for the iPhonePeter McGuinness2016/11/04 11:48 AM
    A Look Inside Apple’s Custom GPU for the iPhoneSalvatore De Dominicis2016/11/05 03:20 AM
    A Look Inside Apple’s Custom GPU for the iPhoneNickK2017/01/23 03:36 PM
      A Look Inside Apple’s Custom GPU for the iPhoneBrett2017/01/28 03:33 PM
        A Look Inside Apple’s Custom GPU for the iPhoneIreland2017/01/28 04:02 PM
        A Look Inside Apple’s Custom GPU for the iPhoneBrett2017/04/03 03:09 AM
        A Look Inside Apple’s Custom GPU for the iPhoneAnon2017/04/04 04:15 PM
          A Look Inside Apple’s Custom GPU for the iPhoneBrett2017/04/04 11:44 PM
  Imagination's Furian architectureDoug S2017/03/08 10:02 AM
    Imagination's Furian architectureGabriele Svelto2017/03/08 02:29 PM
  A Look Inside Apple’s Custom GPU for the iPhoneAnonymous coward2017/04/03 03:03 AM
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