glxgears
1012 frames in 5.0 seconds = 202.331 FPS
965 frames in 5.0 seconds = 192.797 FPS
after delete my VirtualScreen in /etc/X11/xorg.conf
all works better
delete this
SubSection "Display" Virtual 2560 1568 EndSubSection
glxgears
5378 frames in 5.0 seconds = 1075.537 FPS
5280 frames in 5.0 seconds = 1055.875 FPS
after restart x
ubuntu 8.10 xorg-video- intel 2:2.4.1-1ubuntu10.3
xserver-
xserver-xorg 1:7.4~5ubuntu3
Display controller: Intel Corporation Mobile 945GM/GMS/GME, 943/940GML Express Integrated Graphics Controller
glxgears
1012 frames in 5.0 seconds = 202.331 FPS
965 frames in 5.0 seconds = 192.797 FPS
after delete my VirtualScreen in /etc/X11/xorg.conf
Virtual 2560 1568
EndSubSection
all works better
delete this
SubSection "Display"
glxgears
5378 frames in 5.0 seconds = 1075.537 FPS
5280 frames in 5.0 seconds = 1055.875 FPS
after restart x
best regards