Comment 2 for bug 638103

Also affected by this bug; gdm uses 1360x768 instead of 1024x768. When logging in, resolution changes to 1024x768 though. Applying 1024x768 as system default in gnome-display-properties has no effect on gdm.

$ xrandr
Screen 0: minimum 320 x 200, current 1024 x 768, maximum 4096 x 4096
VGA-0 disconnected (normal left inverted right x axis y axis)
DVI-0 disconnected (normal left inverted right x axis y axis)
LVDS connected 1024x768+0+0 (normal left inverted right x axis y axis) 0mm x 0mm
   1024x768 60.0*+ 60.0
   1360x768 59.8
   800x600 60.3 59.9
   848x480 59.7
   720x480 59.7
   640x480 59.9 59.4
S-video disconnected (normal left inverted right x axis y axis)