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AMD R600g Catches Up With Another GL 4.3 Extension

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  • AMD R600g Catches Up With Another GL 4.3 Extension

    Phoronix: AMD R600g Catches Up With Another GL 4.3 Extension

    Thanks to Glenn Kennard, the R600 Gallium3D driver now supports another OpenGL 4.3 extension that was already available for RadeonSI, Intel i965, Nouveau NV50/NVC0, and even the Softpipe and LLVMpipe drivers...

    Phoronix, Linux Hardware Reviews, Linux hardware benchmarks, Linux server benchmarks, Linux benchmarking, Desktop Linux, Linux performance, Open Source graphics, Linux How To, Ubuntu benchmarks, Ubuntu hardware, Phoronix Test Suite

  • #2
    Thanks Glenn ! It's great to see those red marks turn green at mesa matrix.
    Those who would give up Essential Liberty to purchase a little Temporary Safety,deserve neither Liberty nor Safety.
    Ben Franklin 1755

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    • #3
      Will Radeon 6670 support GL 4?

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      • #4
        Originally posted by clockley1 View Post
        Will Radeon 6670 support GL 4?
        I'd say no, at least not any time soon. According to wiki, it's Turks chip, and does not have hw fp64 support.

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        • #5
          Anyone knows if someone is working on fp64 "emulation" for chips not supporting it natively?

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          • #6
            However, not all graphics cards supported by the R600g driver will be able to handle all of the GL4 extensions and for some are currently limited in the Git code to just a few select GPU generations.
            Where can I get information about the support status of the R600g cards?

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            • #7
              Originally posted by lowflyer View Post
              Where can I get information about the support status of the R600g cards?
              Here

              and here
              Show Mesa progress for the OpenGL, OpenGL ES, Vulkan and OpenCL drivers implementations into an easy to read HTML page.


              Stop TCPA, stupid software patents and corrupt politicians!

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              • #8
                Originally posted by lowflyer View Post
                Where can I get information about the support status of the R600g cards?
                For fp64 see also http://phoronix.com/scan.php?page=ne...ds-FP64-Native

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                • #9
                  Originally posted by Adarion View Post

                  Here

                  and here
                  Show Mesa progress for the OpenGL, OpenGL ES, Vulkan and OpenCL drivers implementations into an easy to read HTML page.

                  So tell us where on these sites we can find information which R600g GPUs will be able (future) to handle all of the GL4 extensions?

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                  • #10
                    Judging based on Dave Airlie's comments from: http://lists.freedesktop.org/archive...ne/061792.html and http://lists.freedesktop.org/archive...er/094134.html

                    from the evergreen family only CAYMAN and CYPRESS seem to have native FP64 support in the hw according to the version of the AMD shader compiler I'm using, all other VLIW4/5 chips seem to emulate fp64
                    So you could identify them from http://xorg.freedesktop.org/wiki/RadeonFeature/
                    Last edited by xxmitsu; 11 November 2015, 06:25 AM.

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