guth[~]$ xrandr -q
Screen 0: minimum 320 x 200, current 2680 x 1050, maximum 2680 x 1050
VGA-0 connected 1280x1024+0+0 (normal left inverted right x axis y axis) 350mm x 262mm
   1280x1024      84.8*    75.0  
   1152x864       75.0  
   1024x768       84.9     75.1     70.1     60.0     43.5  
   832x624        74.6  
   800x600        84.9     72.2     75.0     60.3     56.2  
   640x480        84.6     75.0     72.8     66.7     60.0  
   720x400        87.8     70.1  
LVDS connected 1400x1050+1280+0 (normal left inverted right x axis y axis) 0mm x 0mm
   1400x1050      60.0*+
   1280x1024      59.9  
   1360x768       59.8     60.0  
   1280x800       60.0  
   1152x864       60.0  
   1280x768       60.0  
   1280x720       60.0  
   1024x768       60.0     59.9  
   800x600        60.3     59.9  
   640x480        59.9     59.4  
S-video disconnected (normal left inverted right x axis y axis)