xrandr

martoo on hptoo  ven ago 25 10:16:15
[dir.= ~] > xrandr
Screen 0: minimum 320 x 200, current 3840 x 2160, maximum 16384 x 16384
DVI-I-1 disconnected (normal left inverted right x axis y axis)
HDMI-1 connected primary 3840x2160+0+0 (normal left inverted right x axis y axis) 1872mm x 1053mm
   4096x2160     24.00    23.98
   3840x2160     30.00*   25.00    24.00    29.97    23.98
   1920x1080     60.00    50.00    59.94    30.00    25.00    24.00    29.97    23.98
   1920x1080i    60.00    50.00    48.04    59.94
   1600x1200     60.00
   1680x1050     59.88
   1400x1050     59.95
   1280x1024     75.02    60.02
   1440x900      59.90
   1280x960      60.00
   1280x800      59.91
   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    60.00    59.94
   720x400       70.08