output of `xrandr`

Screen 0: minimum 320 x 200, current 3840 x 1080, maximum 16384 x 16384
DisplayPort-0 connected 1920x1080+0+0 (normal left inverted right x axis y axis) 532mm x 304mm
   1920x1080     60.00*+ 143.98   120.00   100.00   119.88    50.00    59.94
   1680x1050     59.95
   1600x900      60.00
   1280x1024     75.02    60.02
   1440x900      59.89
   1280x800      59.81
   1152x864      75.00
   1280x720      60.00    50.00    59.94
   1024x768      75.03    70.07    60.00
   832x624       74.55
   800x600       72.19    75.00    60.32    56.25
   720x576       50.00
   720x480       60.00    59.94
   640x480       75.00    72.81    66.67    60.00    59.94
   720x400       70.08
HDMI-A-0 connected 1920x1080+1920+0 (normal left inverted right x axis y axis) 527mm x 296mm
   1920x1080     60.00*+  50.00    59.94
   1680x1050     59.88
   1280x1024     60.02
   1440x900      59.90
   1280x800      59.91
   1152x864      75.00
   1280x720      60.00    50.00    59.94
   1024x768      70.07    60.00
   800x600       60.32    56.25
   720x576       50.00
   720x480       60.00    59.94
   640x480       66.67    60.00    59.95    59.94
   720x400       70.08
DVI-D-0 disconnected (normal left inverted right x axis y axis)