arch xrandr -q

Screen 0: minimum 320 x 200, current 800 x 600, maximum 4096 x 4096
Virtual-1 connected primary 800x600+0+0 (normal left inverted right x axis y axis) 0mm x 0mm
   preferred     60.00*+
   2560x1600     59.99
   1920x1440     60.00
   1856x1392     60.00
   1792x1344     60.00
   1920x1200     59.88
   1600x1200     60.00
   1680x1050     59.95
   1400x1050     59.98
   1280x1024     60.02
   1440x900      59.89
   1280x960      60.00
   1360x768      60.02
   1280x800      59.81
   1152x864      75.00
   1280x768      59.87
   1024x768      60.00
   800x600       60.32
   640x480       59.94
Virtual-2 disconnected (normal left inverted right x axis y axis)
Virtual-3 disconnected (normal left inverted right x axis y axis)
Virtual-4 disconnected (normal left inverted right x axis y axis)
Virtual-5 disconnected (normal left inverted right x axis y axis)
Virtual-6 disconnected (normal left inverted right x axis y axis)
Virtual-7 disconnected (normal left inverted right x axis y axis)
Virtual-8 disconnected