[Bug 80792] [IVB/HSW/BYT-M Bisected]3D ( SynMark2_v5.3.0 /SynMark2_v6.0 /Lightsmarkv2008 &/warsow_v1.0 /GLBenchmarkv2.7.0/GpuTest GiMark) performance reduced 20%~90%

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Wed Jul 16 05:00:43 PDT 2014


--- Comment #8 from Eero Tamminen <eero.t.tamminen at intel.com> ---
(In reply to comment #7)
> (In reply to comment #6)
> > GLBenchmark Egpyt & T-Rex performance drops to 1/3 (on HSW GT3e).  If
> > there's some issue with the fix still, at least revert the patch until fix
> > is ready.
> Since this performance drop is specific to Haswell

As the bug title and description state, this isn't specific to HSW or GT3e. Eg.
on BYT, TriangleList processing performance has halved and GLB T-Rex
performance has dropped >10%.  On IVB results are worse, and on HSW worst.

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