[root@x-bdwy01 ~]# xrandr Screen 0: minimum 8 x 8, current 3840 x 2160, maximum 32767 x 32767 DP1 disconnected (normal left inverted right x axis y axis) HDMI1 connected 3840x2160+0+0 (normal left inverted right x axis y axis) 698mm x 392mm 3840x2160 30.00*+ 30.30 25.00 24.00 29.97 23.98 1920x1200 59.95 1920x1080 60.00 60.00 50.00 59.94 24.00 23.98 1920x1080i 60.00 50.00 59.94 1600x1200 60.00 1680x1050 59.88 1280x1024 75.02 60.02 1280x800 59.91 1152x864 75.00 1280x720 60.00 50.00 59.94 1440x576i 50.00 1024x768 75.08 60.00 1440x480i 60.00 59.94 800x600 75.00 60.32 720x576 50.00 720x480 60.00 59.94 640x480 75.00 60.00 59.94 720x400 70.08 HDMI2 disconnected (normal left inverted right x axis y axis) VIRTUAL1 disconnected (normal left inverted right x axis y axis) [root@x-bdwy01 ~]# xrandr --verbose Screen 0: minimum 8 x 8, current 3840 x 2160, maximum 32767 x 32767 DP1 disconnected (normal left inverted right x axis y axis) Identifier: 0x43 Timestamp: 37588 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 HDMI1 connected 3840x2160+0+0 (0x48) normal (normal left inverted right x axis y axis) 698mm x 392mm Identifier: 0x44 Timestamp: 37588 Subpixel: unknown Gamma: 1.0:1.0:1.0 Brightness: 1.0 Clones: DP1 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: EDID: 00ffffffffffff0010ac924050313632 3517010380462778ea73e0a35336b626 0d5153a54b008100b300d100714fa940 8180d1c0010104740030f2705a80b058 8a00ba882100001e000000ff004b3352 3930334356323631500a000000fc0044 454c4c20555033323134510a000000fd 001d4b1f8c1e000a20202020202001c4 020323b1509005040302071601061112 1513141f206d030c001000383c200060 03020130750030f2705a80b0588a00ba 882100001e023a801871382d40582c25 00ba882100001e011d8018711c162058 2c2500ba882100009e011d007251d01e 206e285500ba882100001e8c0ad08a20 e02d10103e9600ba88210000180000af Broadcast RGB: Automatic supported: Automatic, Full, Limited 16:235 audio: auto supported: force-dvi, off, auto, on 3840x2160 (0x48) 297.000MHz +HSync +VSync *current +preferred h: width 3840 start 4016 end 4104 total 4400 skew 0 clock 67.50KHz v: height 2160 start 2168 end 2178 total 2250 clock 30.00Hz 3840x2160 (0xaa) 300.000MHz +HSync +VSync h: width 3840 start 4016 end 4104 total 4400 skew 0 clock 68.18KHz v: height 2160 start 2168 end 2178 total 2250 clock 30.30Hz 3840x2160 (0xab) 297.000MHz +HSync +VSync h: width 3840 start 4896 end 4984 total 5280 skew 0 clock 56.25KHz v: height 2160 start 2168 end 2178 total 2250 clock 25.00Hz 3840x2160 (0xac) 297.000MHz +HSync +VSync h: width 3840 start 5116 end 5204 total 5500 skew 0 clock 54.00KHz v: height 2160 start 2168 end 2178 total 2250 clock 24.00Hz 3840x2160 (0xad) 296.704MHz +HSync +VSync h: width 3840 start 4016 end 4104 total 4400 skew 0 clock 67.43KHz v: height 2160 start 2168 end 2178 total 2250 clock 29.97Hz 3840x2160 (0xae) 296.704MHz +HSync +VSync h: width 3840 start 5116 end 5204 total 5500 skew 0 clock 53.95KHz v: height 2160 start 2168 end 2178 total 2250 clock 23.98Hz 1920x1200 (0xaf) 154.000MHz +HSync -VSync h: width 1920 start 1968 end 2000 total 2080 skew 0 clock 74.04KHz v: height 1200 start 1203 end 1209 total 1235 clock 59.95Hz 1920x1080 (0xb0) 148.500MHz +HSync +VSync h: width 1920 start 2008 end 2052 total 2200 skew 0 clock 67.50KHz v: height 1080 start 1082 end 1087 total 1125 clock 60.00Hz 1920x1080 (0xb1) 148.500MHz +HSync +VSync 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 1920x1080 (0xb2) 148.500MHz +HSync +VSync h: width 1920 start 2448 end 2492 total 2640 skew 0 clock 56.25KHz v: height 1080 start 1084 end 1089 total 1125 clock 50.00Hz 1920x1080 (0xb3) 148.352MHz +HSync +VSync h: width 1920 start 2008 end 2052 total 2200 skew 0 clock 67.43KHz v: height 1080 start 1084 end 1089 total 1125 clock 59.94Hz 1920x1080i (0xb4) 74.250MHz +HSync +VSync Interlace h: width 1920 start 2008 end 2052 total 2200 skew 0 clock 33.75KHz v: height 1080 start 1084 end 1094 total 1125 clock 60.00Hz 1920x1080i (0xb5) 74.250MHz +HSync +VSync Interlace h: width 1920 start 2448 end 2492 total 2640 skew 0 clock 28.12KHz v: height 1080 start 1084 end 1094 total 1125 clock 50.00Hz 1920x1080 (0xb6) 74.250MHz +HSync +VSync h: width 1920 start 2558 end 2602 total 2750 skew 0 clock 27.00KHz v: height 1080 start 1084 end 1089 total 1125 clock 24.00Hz 1920x1080i (0xb7) 74.176MHz +HSync +VSync Interlace h: width 1920 start 2008 end 2052 total 2200 skew 0 clock 33.72KHz v: height 1080 start 1084 end 1094 total 1125 clock 59.94Hz 1920x1080 (0xb8) 74.176MHz +HSync +VSync h: width 1920 start 2558 end 2602 total 2750 skew 0 clock 26.97KHz v: height 1080 start 1084 end 1089 total 1125 clock 23.98Hz 1600x1200 (0xb9) 162.000MHz +HSync +VSync h: width 1600 start 1664 end 1856 total 2160 skew 0 clock 75.00KHz v: height 1200 start 1201 end 1204 total 1250 clock 60.00Hz 1680x1050 (0xba) 119.000MHz +HSync -VSync h: width 1680 start 1728 end 1760 total 1840 skew 0 clock 64.67KHz v: height 1050 start 1053 end 1059 total 1080 clock 59.88Hz 1280x1024 (0xbb) 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 (0xbc) 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 1280x800 (0xbd) 71.000MHz +HSync -VSync h: width 1280 start 1328 end 1360 total 1440 skew 0 clock 49.31KHz v: height 800 start 803 end 809 total 823 clock 59.91Hz 1152x864 (0xbe) 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 1280x720 (0xbf) 74.250MHz +HSync +VSync h: width 1280 start 1390 end 1430 total 1650 skew 0 clock 45.00KHz v: height 720 start 725 end 730 total 750 clock 60.00Hz 1280x720 (0xc0) 74.250MHz +HSync +VSync h: width 1280 start 1720 end 1760 total 1980 skew 0 clock 37.50KHz v: height 720 start 725 end 730 total 750 clock 50.00Hz 1280x720 (0xc1) 74.176MHz +HSync +VSync h: width 1280 start 1390 end 1430 total 1650 skew 0 clock 44.96KHz v: height 720 start 725 end 730 total 750 clock 59.94Hz 1440x576i (0xc2) 27.000MHz -HSync -VSync Interlace h: width 1440 start 1464 end 1590 total 1728 skew 0 clock 15.62KHz v: height 576 start 580 end 586 total 625 clock 50.00Hz 1024x768 (0xc3) 78.800MHz +HSync +VSync h: width 1024 start 1040 end 1136 total 1312 skew 0 clock 60.06KHz v: height 768 start 769 end 772 total 800 clock 75.08Hz 1024x768 (0xc4) 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 1440x480i (0xc5) 27.027MHz -HSync -VSync Interlace h: width 1440 start 1478 end 1602 total 1716 skew 0 clock 15.75KHz v: height 480 start 488 end 494 total 525 clock 60.00Hz 1440x480i (0xc6) 27.000MHz -HSync -VSync Interlace h: width 1440 start 1478 end 1602 total 1716 skew 0 clock 15.73KHz v: height 480 start 488 end 494 total 525 clock 59.94Hz 800x600 (0xc7) 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 (0xc8) 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 720x576 (0xc9) 27.000MHz -HSync -VSync h: width 720 start 732 end 796 total 864 skew 0 clock 31.25KHz v: height 576 start 581 end 586 total 625 clock 50.00Hz 720x480 (0xca) 27.027MHz -HSync -VSync h: width 720 start 736 end 798 total 858 skew 0 clock 31.50KHz v: height 480 start 489 end 495 total 525 clock 60.00Hz 720x480 (0xcb) 27.000MHz -HSync -VSync h: width 720 start 736 end 798 total 858 skew 0 clock 31.47KHz v: height 480 start 489 end 495 total 525 clock 59.94Hz 640x480 (0xcc) 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 (0xcd) 25.200MHz -HSync -VSync h: width 640 start 656 end 752 total 800 skew 0 clock 31.50KHz v: height 480 start 490 end 492 total 525 clock 60.00Hz 640x480 (0xce) 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 (0xcf) 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 HDMI2 disconnected (normal left inverted right x axis y axis) Identifier: 0x45 Timestamp: 37588 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: Broadcast RGB: Automatic supported: Automatic, Full, Limited 16:235 audio: auto supported: force-dvi, off, auto, on VIRTUAL1 disconnected (normal left inverted right x axis y axis) Identifier: 0x46 Timestamp: 37588 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: