... xrandr as seen from user account (forget the previous ones taken from root) ... $ xrandr --verbose Screen 0: minimum 320 x 200, current 1920 x 1200, maximum 4096 x 4096 VGA-1 disconnected (normal left inverted right x axis y axis) Identifier: 0x51 Timestamp: 24877 Subpixel: unknown Clones: CRTCs: 0 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: LVDS-1 connected 1920x1200+0+0 (0x54) normal (normal left inverted right x axis y axis) 331mm x 207mm Identifier: 0x52 Timestamp: 24877 Subpixel: unknown Gamma: 1.0:1.0:1.0 Brightness: 1.0 Clones: CRTC: 1 CRTCs: 1 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: EDID: 00ffffffffffff004d109f1300000000 200d0103802115780aa8a098554d8f26 1f505400000001010101010101010101 0101010101012f3f800871b023406420 26004bcf100000190000000f00000000 00000000002892025000000000fe0055 30363734029a4d314c573032000000fe 00c0b0a0908068480002010a202000a4 scale: 1 (0x00000001) range: (0,2) flicker reduction: 50 (0x00000032) range: (0,100) contrast: 50 (0x00000032) range: (0,100) brightness: 50 (0x00000032) range: (0,100) mode: PAL supported: PAL PAL-M PAL-N PAL-Nc PAL-60 NTSC-M NTSC-J bottom margin: 50 (0x00000032) range: (0,100) left margin: 50 (0x00000032) range: (0,100) subconnector: Unknown supported: Unknown Composite SVIDEO Component SCART select subconnector: Automatic supported: Automatic Composite SVIDEO Component SCART dithering mode: auto supported: auto off on scaling mode: Full supported: None Full Center Full aspect 1920x1200 (0x54) 161.8MHz -HSync -VSync *current +preferred h: width 1920 start 2020 end 2052 total 2184 skew 0 clock 74.1KHz v: height 1200 start 1202 end 1208 total 1235 clock 60.0Hz 1920x1200 (0x55) 193.2MHz -HSync +VSync h: width 1920 start 2056 end 2256 total 2592 skew 0 clock 74.6KHz v: height 1200 start 1203 end 1209 total 1245 clock 59.9Hz 1920x1080 (0x56) 173.0MHz -HSync +VSync h: width 1920 start 2048 end 2248 total 2576 skew 0 clock 67.2KHz v: height 1080 start 1083 end 1088 total 1120 clock 60.0Hz 1600x1200 (0x57) 161.0MHz -HSync +VSync h: width 1600 start 1712 end 1880 total 2160 skew 0 clock 74.5KHz v: height 1200 start 1203 end 1207 total 1245 clock 59.9Hz 1680x1050 (0x58) 146.2MHz -HSync +VSync h: width 1680 start 1784 end 1960 total 2240 skew 0 clock 65.3KHz v: height 1050 start 1053 end 1059 total 1089 clock 60.0Hz 1400x1050 (0x59) 121.8MHz -HSync +VSync h: width 1400 start 1488 end 1632 total 1864 skew 0 clock 65.3KHz v: height 1050 start 1053 end 1057 total 1089 clock 60.0Hz 1280x1024 (0x5a) 109.0MHz -HSync +VSync h: width 1280 start 1368 end 1496 total 1712 skew 0 clock 63.7KHz v: height 1024 start 1027 end 1034 total 1063 clock 59.9Hz 1280x960 (0x5b) 101.2MHz -HSync +VSync h: width 1280 start 1360 end 1488 total 1696 skew 0 clock 59.7KHz v: height 960 start 963 end 967 total 996 clock 59.9Hz 1152x864 (0x5c) 81.8MHz -HSync +VSync h: width 1152 start 1216 end 1336 total 1520 skew 0 clock 53.8KHz v: height 864 start 867 end 871 total 897 clock 60.0Hz 1024x768 (0x5d) 63.5MHz -HSync +VSync h: width 1024 start 1072 end 1176 total 1328 skew 0 clock 47.8KHz v: height 768 start 771 end 775 total 798 clock 59.9Hz 800x600 (0x5e) 38.2MHz -HSync +VSync h: width 800 start 832 end 912 total 1024 skew 0 clock 37.4KHz v: height 600 start 603 end 607 total 624 clock 59.9Hz 640x480 (0x5f) 23.8MHz -HSync +VSync h: width 640 start 664 end 720 total 800 skew 0 clock 29.7KHz v: height 480 start 483 end 487 total 500 clock 59.4Hz 720x400 (0x60) 22.2MHz -HSync +VSync h: width 720 start 744 end 808 total 896 skew 0 clock 24.8KHz v: height 400 start 403 end 413 total 417 clock 59.6Hz 640x400 (0x61) 20.0MHz -HSync +VSync h: width 640 start 664 end 720 total 800 skew 0 clock 25.0KHz v: height 400 start 403 end 409 total 417 clock 60.0Hz 640x350 (0x62) 17.5MHz -HSync +VSync h: width 640 start 664 end 720 total 800 skew 0 clock 21.9KHz v: height 350 start 353 end 363 total 366 clock 59.8Hz DVI-D-1 disconnected (normal left inverted right x axis y axis) Identifier: 0x53 Timestamp: 24877 Subpixel: unknown Clones: CRTCs: 0 1 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: dithering mode: auto supported: auto off on scaling mode: Full supported: None Full Center Full aspect $