[qrsam@localhost ~]$ xrandr --verbose Screen 0: minimum 8 x 8, current 3968 x 1080, maximum 32767 x 32767 DP1 disconnected (normal left inverted right x axis y axis) Identifier: 0x43 Timestamp: 258593 Subpixel: unknown Clones: HDMI1 CRTCs: 0 1 2 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: Broadcast RGB: Automatic supported: Automatic, Full, Limited 16:235 audio: auto supported: force-dvi, off, auto, on link-status: Good supported: Good, Bad DP2 connected primary 1920x1080+0+0 (0x50) normal (normal left inverted right x axis y axis) 530mm x 300mm Identifier: 0x44 Timestamp: 258593 Subpixel: unknown Gamma: 1.0:1.0:1.0 Brightness: 1.0 Clones: HDMI2 CRTC: 0 CRTCs: 0 1 2 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: _MUTTER_PRESENTATION_OUTPUT: 0 EDID: 00ffffffffffff0010acdba042345634 0d1b0104a5351e783a0565a756529c27 0f5054a54b00714f8180a9c0d1c00101 010101010101023a801871382d40582c 45000f282100001e000000ff00565254 434a373431345634420a000000fc0044 454c4c205032343137480a20000000fd 00384c1e5311010a2020202020200024 Broadcast RGB: Automatic supported: Automatic, Full, Limited 16:235 audio: auto supported: force-dvi, off, auto, on link-status: Good supported: Good, Bad 1920x1080 (0x50) 148.500MHz +HSync +VSync *current +preferred h: width 1920 start 2008 end 2052 total 2200 skew 0 clock 67.50KHz v: height 1080 start 1084 end 1089 total 1125 clock 60.00Hz 1600x900 (0xec) 108.000MHz +HSync +VSync h: width 1600 start 1624 end 1704 total 1800 skew 0 clock 60.00KHz v: height 900 start 901 end 904 total 1000 clock 60.00Hz 1280x1024 (0xed) 135.000MHz +HSync +VSync h: width 1280 start 1296 end 1440 total 1688 skew 0 clock 79.98KHz v: height 1024 start 1025 end 1028 total 1066 clock 75.02Hz 1280x1024 (0xee) 108.000MHz +HSync +VSync h: width 1280 start 1328 end 1440 total 1688 skew 0 clock 63.98KHz v: height 1024 start 1025 end 1028 total 1066 clock 60.02Hz 1152x864 (0xef) 108.000MHz +HSync +VSync h: width 1152 start 1216 end 1344 total 1600 skew 0 clock 67.50KHz v: height 864 start 865 end 868 total 900 clock 75.00Hz 1024x768 (0xf0) 78.750MHz +HSync +VSync h: width 1024 start 1040 end 1136 total 1312 skew 0 clock 60.02KHz v: height 768 start 769 end 772 total 800 clock 75.03Hz 1024x768 (0x51) 65.000MHz -HSync -VSync h: width 1024 start 1048 end 1184 total 1344 skew 0 clock 48.36KHz v: height 768 start 771 end 777 total 806 clock 60.00Hz 800x600 (0xf1) 49.500MHz +HSync +VSync h: width 800 start 816 end 896 total 1056 skew 0 clock 46.88KHz v: height 600 start 601 end 604 total 625 clock 75.00Hz 800x600 (0xf2) 40.000MHz +HSync +VSync h: width 800 start 840 end 968 total 1056 skew 0 clock 37.88KHz v: height 600 start 601 end 605 total 628 clock 60.32Hz 640x480 (0xf3) 31.500MHz -HSync -VSync h: width 640 start 656 end 720 total 840 skew 0 clock 37.50KHz v: height 480 start 481 end 484 total 500 clock 75.00Hz 640x480 (0xf4) 25.175MHz -HSync -VSync h: width 640 start 656 end 752 total 800 skew 0 clock 31.47KHz v: height 480 start 490 end 492 total 525 clock 59.94Hz 720x400 (0xf5) 28.320MHz -HSync +VSync h: width 720 start 738 end 846 total 900 skew 0 clock 31.47KHz v: height 400 start 412 end 414 total 449 clock 70.08Hz DP3 disconnected (normal left inverted right x axis y axis) Identifier: 0x45 Timestamp: 258593 Subpixel: unknown Clones: HDMI3 CRTCs: 0 1 2 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: Broadcast RGB: Automatic supported: Automatic, Full, Limited 16:235 audio: auto supported: force-dvi, off, auto, on link-status: Bad supported: Good, Bad DP3-1 disconnected (normal left inverted right x axis y axis) Identifier: 0x46 Timestamp: 258593 Subpixel: unknown Clones: DP3-1-1 DP3-1-2 DP3-2 CRTCs: 0 1 2 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: link-status: Good supported: Good, Bad DP3-1-1 disconnected (normal left inverted right x axis y axis) Identifier: 0x47 Timestamp: 258593 Subpixel: unknown Clones: DP3-1 DP3-1-2 DP3-2 CRTCs: 0 1 2 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: link-status: Good supported: Good, Bad DP3-1-2 connected 1024x768+1920+0 (0x51) normal (normal left inverted right x axis y axis) 0mm x 0mm Identifier: 0x48 Timestamp: 258593 Subpixel: unknown Gamma: 1.0:1.0:1.0 Brightness: 1.0 Clones: DP3-1 DP3-1-1 DP3-2 CRTC: 1 CRTCs: 0 1 2 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: _MUTTER_PRESENTATION_OUTPUT: 0 link-status: Good supported: Good, Bad 1024x768 (0x51) 65.000MHz -HSync -VSync *current h: width 1024 start 1048 end 1184 total 1344 skew 0 clock 48.36KHz v: height 768 start 771 end 777 total 806 clock 60.00Hz 800x600 (0xf2) 40.000MHz +HSync +VSync h: width 800 start 840 end 968 total 1056 skew 0 clock 37.88KHz v: height 600 start 601 end 605 total 628 clock 60.32Hz 800x600 (0xf6) 36.000MHz +HSync +VSync h: width 800 start 824 end 896 total 1024 skew 0 clock 35.16KHz v: height 600 start 601 end 603 total 625 clock 56.25Hz 848x480 (0xf7) 33.750MHz +HSync +VSync h: width 848 start 864 end 976 total 1088 skew 0 clock 31.02KHz v: height 480 start 486 end 494 total 517 clock 60.00Hz 640x480 (0xf4) 25.175MHz -HSync -VSync h: width 640 start 656 end 752 total 800 skew 0 clock 31.47KHz v: height 480 start 490 end 492 total 525 clock 59.94Hz DP3-2 connected 1024x768+2944+0 (0x51) normal (normal left inverted right x axis y axis) 0mm x 0mm Identifier: 0x49 Timestamp: 258593 Subpixel: unknown Gamma: 1.0:1.0:1.0 Brightness: 1.0 Clones: DP3-1 DP3-1-1 DP3-1-2 CRTC: 2 CRTCs: 0 1 2 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: _MUTTER_PRESENTATION_OUTPUT: 0 link-status: Good supported: Good, Bad 1024x768 (0x51) 65.000MHz -HSync -VSync *current h: width 1024 start 1048 end 1184 total 1344 skew 0 clock 48.36KHz v: height 768 start 771 end 777 total 806 clock 60.00Hz 800x600 (0xf2) 40.000MHz +HSync +VSync h: width 800 start 840 end 968 total 1056 skew 0 clock 37.88KHz v: height 600 start 601 end 605 total 628 clock 60.32Hz 800x600 (0xf6) 36.000MHz +HSync +VSync h: width 800 start 824 end 896 total 1024 skew 0 clock 35.16KHz v: height 600 start 601 end 603 total 625 clock 56.25Hz 848x480 (0xf7) 33.750MHz +HSync +VSync h: width 848 start 864 end 976 total 1088 skew 0 clock 31.02KHz v: height 480 start 486 end 494 total 517 clock 60.00Hz 640x480 (0xf4) 25.175MHz -HSync -VSync h: width 640 start 656 end 752 total 800 skew 0 clock 31.47KHz v: height 480 start 490 end 492 total 525 clock 59.94Hz HDMI1 disconnected (normal left inverted right x axis y axis) Identifier: 0x4a Timestamp: 258593 Subpixel: unknown Clones: DP1 CRTCs: 0 1 2 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: aspect ratio: Automatic supported: Automatic, 4:3, 16:9 Broadcast RGB: Automatic supported: Automatic, Full, Limited 16:235 audio: auto supported: force-dvi, off, auto, on link-status: Good supported: Good, Bad HDMI2 disconnected (normal left inverted right x axis y axis) Identifier: 0x4b Timestamp: 258593 Subpixel: unknown Clones: DP2 CRTCs: 0 1 2 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: aspect ratio: Automatic supported: Automatic, 4:3, 16:9 Broadcast RGB: Automatic supported: Automatic, Full, Limited 16:235 audio: auto supported: force-dvi, off, auto, on link-status: Good supported: Good, Bad HDMI3 disconnected (normal left inverted right x axis y axis) Identifier: 0x4c Timestamp: 258593 Subpixel: unknown Clones: DP3 CRTCs: 0 1 2 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: aspect ratio: Automatic supported: Automatic, 4:3, 16:9 Broadcast RGB: Automatic supported: Automatic, Full, Limited 16:235 audio: auto supported: force-dvi, off, auto, on link-status: Good supported: Good, Bad VGA1 disconnected (normal left inverted right x axis y axis) Identifier: 0x4d Timestamp: 258593 Subpixel: unknown Clones: CRTCs: 0 1 2 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: link-status: Good supported: Good, Bad VIRTUAL1 disconnected (normal left inverted right x axis y axis) Identifier: 0x4e Timestamp: 258593 Subpixel: no subpixels Clones: CRTCs: 3 Transform: 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 filter: [qrsam@localhost ~]$