klown@klown-desktop:~$ xrandr
xrandr: Failed to get size of gamma for output default
Screen 0: minimum 320 x 175, current 1280 x 720, maximum 1920 x 1080
default connected 1280x720+0+0 0mm x 0mm
   1280x720       50.0*    51.0    109.0    110.0    108.0
   960x600        52.0
   960x540        53.0
   840x525        54.0     55.0
   832x624        56.0
   800x600        57.0     58.0     59.0     60.0     61.0
   800x512        62.0
   720x480        63.0     64.0
   720x450        65.0
   720x400        66.0
   700x525        67.0     68.0     69.0
   680x384        70.0     71.0
   640x512        72.0     73.0     74.0
   640x480        75.0     76.0     77.0     78.0     79.0     80.0     81.0
   640x400        82.0
   640x350        83.0
   576x432        84.0     85.0     86.0     87.0     88.0     89.0     90.0
   512x384        91.0     92.0     93.0     94.0     95.0
   416x312        96.0
   400x300        97.0     98.0     99.0    100.0    101.0
   360x200       102.0
   320x240       103.0    104.0    105.0    106.0
   320x200       107.0
   320x175       108.0
   1920x1080     109.0
   1600x590      110.0
   1600x720      109.0
   1530x720      110.0
   1440x720      109.0
  1280x690_60.00 (0x1d5)   70.8MHz
        h: width  1280 start 1336 end 1464 total 1648 skew    0 clock   42.9KHz
        v: height  690 start  693 end  703 total  717           clock   59.9Hz
  1304x690_60.00 (0x1d8)   72.5MHz
        h: width  1304 start 1368 end 1496 total 1688 skew    0 clock   43.0KHz
        v: height  690 start  693 end  703 total  717           clock   59.9Hz
  1368x768_60.00 (0x1da)   85.2MHz
        h: width  1368 start 1440 end 1576 total 1784 skew    0 clock   47.8KHz
        v: height  768 start  771 end  781 total  798           clock   59.9Hz
klown@klown-desktop:~$