xrandr

Screen 0: minimum 320 x 200, current 1440 x 900, maximum 8192 x 8192
VGA1 connected 1440x900+0+0 (normal left inverted right x axis y axis) 408mm x 255mm
   1440x900       59.9*+
   1280x1024      75.0     60.0
   1280x960       60.0
   1152x864       75.0
   1152x720       60.0
   1024x768       75.1     60.0
   832x624        74.6
   800x600        75.0     60.3
   640x480        75.0     60.0
   720x400        70.1
HDMI1 disconnected (normal left inverted right x axis y axis)
DP1 disconnected (normal left inverted right x axis y axis)
HDMI2 connected 1440x900+0+0 (normal left inverted right x axis y axis) 160mm x 90mm
   1920x1080      60.0 +   50.0
   1920x1080i     25.0     30.0
   1600x1200      60.0
   1680x1050      59.9
   1280x1024      60.0
   1440x900       59.9*
   1280x960       60.0
   1280x800       59.9
   1280x720       50.0     60.0
   1024x768       60.0
   800x600        60.3     56.2
   720x576        50.0
   720x480        59.9
   640x480        60.0
HDMI3 disconnected (normal left inverted right x axis y axis)
DP2 disconnected (normal left inverted right x axis y axis)
DP3 disconnected (normal left inverted right x axis y axis)