x@Akaigo-Arc:~$ xrandr
Screen 0: minimum 320 x 200, current 1366 x 768, maximum 8192 x 8192
LVDS connected 1366x768+0+0 (normal left inverted right x axis y axis) 0mm x 0mm
   1366x768       59.9*+
   1280x720       59.9  
   1152x768       59.8  
   1024x768       59.9  
   800x600        59.9  
   848x480        59.7  
   720x480        59.7  
   640x480        59.4  
HDMI-0 connected (normal left inverted right x axis y axis)
   1360x768       60.0 +
   1920x1080      50.0     60.0     30.0     25.0     24.0     25.0     30.0  
   1280x720       50.0     60.0  
   1024x768       75.1     70.1     60.0  
   832x624        74.6  
   800x600        72.2     75.0     60.3  
   720x576        50.0  
   720x480        59.9  
   640x480        72.8     75.0     66.7     60.0  
   720x400        70.1  
VGA-0 disconnected (normal left inverted right x axis y axis)
x@Akaigo-Arc:~$