On Mon, 2015-05-25 at 21:22 +0800, mudongliang wrote: > 5. I use "glxgears -info" to test the performance. However ,the > performance is so bad ! It seems no ati driver at all! > 375 frames in 5.0 seconds = 74.986 FPS > 300 frames in 5.0 seconds = 59.857 FPS > 300 frames in 5.0 seconds = 59.855 FPS > 300 frames in 5.0 seconds = 59.854 FPS
A, glxgears is not a benchmark! :) B, It is probably working, but vsync'ed by default. Try setting the environment variable vblank_mode=0 before running glxgears. Or configure this in ~/.drirc -- Cheers, Sven Arvidsson http://www.whiz.se PGP Key ID 6FAB5CD5
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