[Bug 46648] New: Low frame rate in OpenGL applications such as glxears on Radeon 6950

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Sun Feb 26 09:04:54 PST 2012


https://bugs.freedesktop.org/show_bug.cgi?id=46648

             Bug #: 46648
           Summary: Low frame rate in OpenGL applications such as glxears
                    on Radeon 6950
    Classification: Unclassified
           Product: xorg
           Version: unspecified
          Platform: x86-64 (AMD64)
        OS/Version: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Driver/Radeon
        AssignedTo: xorg-driver-ati at lists.x.org
        ReportedBy: abc.mikey at googlemail.com
         QAContact: xorg-team at lists.x.org


Created attachment 57663
  --> https://bugs.freedesktop.org/attachment.cgi?id=57663
Xorg log

Poor 3D performance on OpenGL applications compared against older ATI cards
using the Radeon driver: http://free3d.org/

System:


3.8 GHz PhenomII x4 core AMD processsor
4GB DDR3 RAM
Sapphire Radeon 6950 graphics card


Tested using "vblank_mode=0 glxgears" for longer than 30 seconds, in Openbox
with only one terminal open:

Maximum framerate: 1259.137 FPS

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