Yes it looks like either the kernel driver or Xorg driver is failing to
expose 4K modes, which definitely should be available:
EDID version: 1.3
Manufacturer: SAM Model 3988 Serial Number 0
Made in week 41 of 2018
Digital display
Maximum image size: 70 cm x 39 cm
Gamma: 2.20
DPMS levels: Off
RGB color display
First detailed timing is preferred timing
Color Characteristics
Red: 0.6513, 0.3398
Green: 0.2998, 0.6230
Blue: 0.1494, 0.0712
White: 0.3125, 0.3291
Established Timings I & II
720x400 70.082 Hz 9:5 31.467 kHz 28.320 MHz (IBM)
640x480 59.940 Hz 4:3 31.469 kHz 25.175 MHz (DMT)
640x480 66.667 Hz 4:3 35.000 kHz 30.240 MHz (Apple)
640x480 72.809 Hz 4:3 37.861 kHz 31.500 MHz (DMT)
640x480 75.000 Hz 4:3 37.500 kHz 31.500 MHz (DMT)
800x600 56.250 Hz 4:3 35.156 kHz 36.000 MHz (DMT)
800x600 60.317 Hz 4:3 37.879 kHz 40.000 MHz (DMT)
800x600 72.188 Hz 4:3 48.077 kHz 50.000 MHz (DMT)
800x600 75.000 Hz 4:3 46.875 kHz 49.500 MHz (DMT)
832x624 74.551 Hz 4:3 49.726 kHz 57.284 MHz (Apple)
1024x768 60.004 Hz 4:3 48.363 kHz 65.000 MHz (DMT)
1024x768 70.069 Hz 4:3 56.476 kHz 75.000 MHz (DMT)
1024x768 75.029 Hz 4:3 60.023 kHz 78.750 MHz (DMT)
1280x1024 75.025 Hz 5:4 79.976 kHz 135.000 MHz (DMT)
1152x870 75.062 Hz 192:145 68.681 kHz 100.000 MHz (Apple)
Standard Timings
1152x864 75.000 Hz 4:3 67.500 kHz 108.000 MHz (DMT)
1280x800 59.810 Hz 16:10 49.702 kHz 83.500 MHz (DMT)
1280x720 60.000 Hz 16:9 45.000 kHz 74.250 MHz (DMT)
1280x1024 60.020 Hz 5:4 63.981 kHz 108.000 MHz (DMT)
1440x900 59.887 Hz 16:10 55.935 kHz 106.500 MHz (DMT)
1600x900 60.000 Hz 16:9 60.000 kHz 108.000 MHz (DMT, RB)
1680x1050 59.954 Hz 16:10 65.290 kHz 146.250 MHz (DMT)
Detailed mode: Clock 594.000 MHz, 697 mm x 392 mm
3840 4016 4104 4400 (176 88 296)
2160 2168 2178 2250 ( 8 10 72)
+hsync +vsync
VertFreq: 60.000 Hz, HorFreq: 135.000 kHz
Display Range Limits
Monitor ranges (GTF): 24-75 Hz V, 30-135 kHz H, max dotclock 600 MHz
Display Product Name: U32R59x
Display Product Serial Number: H1AK500000
Has 1 extension block
Checksum: 0x46
----------------
CTA-861 Extension Block Revision 3
Underscans PC formats by default
Basic audio support
Supports YCbCr 4:4:4
Supports YCbCr 4:2:2
0 native detailed modes
48 bytes of CTA data blocks
Video Data Block
3840x2160 60.000 Hz 16:9 135.000 kHz 594.000 MHz (VIC 97)
720x576 50.000 Hz 16:9 31.250 kHz 27.000 MHz (VIC 18)
720x480 59.940 Hz 16:9 31.469 kHz 27.000 MHz (VIC 3)
1280x720 50.000 Hz 16:9 37.500 kHz 74.250 MHz (VIC 19)
1280x720 60.000 Hz 16:9 45.000 kHz 74.250 MHz (VIC 4)
1920x1080 24.000 Hz 16:9 27.000 kHz 74.250 MHz (VIC 32)
1920x1080 30.000 Hz 16:9 33.750 kHz 74.250 MHz (VIC 34)
1920x1080 50.000 Hz 16:9 56.250 kHz 148.500 MHz (VIC 31)
1920x1080 60.000 Hz 16:9 67.500 kHz 148.500 MHz (VIC 16)
3840x2160 30.000 Hz 16:9 67.500 kHz 297.000 MHz (VIC 95)
3840x2160 50.000 Hz 16:9 112.500 kHz 594.000 MHz (VIC 96)
3840x2160 24.000 Hz 16:9 54.000 kHz 297.000 MHz (VIC 93)
3840x2160 25.000 Hz 16:9 56.250 kHz 297.000 MHz (VIC 94)
Audio Data Block
Linear PCM, max channels 2
Supported sample rates (kHz): 48 44.1 32
Supported sample sizes (bits): 24 20 16
Speaker Allocation Data Block
Speaker map:
FL/FR - Front Left/Right
Vendor-Specific Data Block, OUI 0x000c03 (HDMI)
Source physical address 1.0.0.0
Supports_AI
DC_36bit
DC_30bit
DC_Y444
Maximum TMDS clock: 300 MHz
Extended HDMI video details:
HDMI VICs:
3840x2160 30.000 Hz 16:9 67.500 kHz 297.000 MHz (HDMI VIC 1)
3840x2160 25.000 Hz 16:9 56.250 kHz 297.000 MHz (HDMI VIC 2)
3840x2160 24.000 Hz 16:9 54.000 kHz 297.000 MHz (HDMI VIC 3)
Vendor-Specific Data Block, OUI 0xc45dd8 (HDMI Forum)
Version: 1
Maximum TMDS Character Rate: 600 MHz
SCDC Present
Supports 12-bits/component Deep Color 4:2:0 Pixel Encoding
Supports 10-bits/component Deep Color 4:2:0 Pixel Encoding
Extended tag: YCbCr 4:2:0 Capability Map Data Block
3840x2160 60.000 Hz 16:9 135.000 kHz 594.000 MHz (VIC 97)
3840x2160 50.000 Hz 16:9 112.500 kHz 594.000 MHz (VIC 96)
Detailed mode: Clock 148.500 MHz, 697 mm x 392 mm
1920 2008 2052 2200 ( 88 44 148)
1080 1084 1089 1125 ( 4 5 36)
+hsync +vsync
VertFreq: 60.000 Hz, HorFreq: 67.500 kHz
Detailed mode: Clock 148.500 MHz, 697 mm x 392 mm
1920 2448 2492 2640 (528 44 148)
1080 1084 1089 1125 ( 4 5 36)
+hsync +vsync
VertFreq: 50.000 Hz, HorFreq: 56.250 kHz
Detailed mode: Clock 297.000 MHz, 697 mm x 392 mm
3840 4016 4104 4400 (176 88 296)
2160 2168 2178 2250 ( 8 10 72)
+hsync +vsync
VertFreq: 30.000 Hz, HorFreq: 67.500 kHz
Detailed mode: Clock 241.500 MHz, 697 mm x 392 mm
2560 2608 2640 2720 ( 48 32 80)
1440 1443 1448 1481 ( 3 5 33)
+hsync -vsync
VertFreq: 59.951 Hz, HorFreq: 88.787 kHz
Checksum: 0xa0
--
You received this bug notification because you are a member of Desktop
Packages, which is subscribed to xorg in Ubuntu.
https://bugs.launchpad.net/bugs/1893601
Title:
4k not working
Status in linux package in Ubuntu:
Incomplete
Status in xorg-server package in Ubuntu:
Incomplete
Bug description:
Windows 10 is working with 4k monitor, but not Ubuntu 20.04 LTS.
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: xorg 1:7.7+19ubuntu14
ProcVersionSignature: Ubuntu 5.4.0-42.46-generic 5.4.44
Uname: Linux 5.4.0-42-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.8
Architecture: amd64
BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
CasperMD5CheckResult: skip
CompositorRunning: None
CurrentDesktop: ubuntu:GNOME
Date: Sun Aug 30 20:35:52 2020
DistUpgraded: Fresh install
DistroCodename: focal
DistroVariant: ubuntu
DkmsStatus: virtualbox, 6.1.10, 5.4.0-42-generic, x86_64: installed
ExtraDebuggingInterest: No
GraphicsCard:
Intel Corporation HD Graphics 530 [8086:1912] (rev 06) (prog-if 00 [VGA
controller])
Subsystem: Hewlett-Packard Company HD Graphics 530 [103c:81b4]
InstallationDate: Installed on 2020-08-28 (2 days ago)
InstallationMedia: Ubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
Lsusb:
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 046d:c52b Logitech, Inc. Unifying Receiver
Bus 001 Device 002: ID 413c:2113 Dell Computer Corp. Dell KB216 Wired
Keyboard
Bus 001 Device 004: ID 8087:0aa7 Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: HP 510-p114
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-42-generic
root=UUID=906d29e9-4c50-43be-a8f5-2f6d9df94188 ro quiet splash vt.handoff=7
SourcePackage: xorg
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 08/02/2016
dmi.bios.vendor: AMI
dmi.bios.version: F.13
dmi.board.asset.tag: CNV6370S3L
dmi.board.name: 81B4
dmi.board.vendor: HP
dmi.board.version: 00
dmi.chassis.asset.tag: CNV6370S3L
dmi.chassis.type: 3
dmi.chassis.vendor: HP
dmi.modalias:
dmi:bvnAMI:bvrF.13:bd08/02/2016:svnHP:pn510-p114:pvr:rvnHP:rn81B4:rvr00:cvnHP:ct3:cvr:
dmi.product.family: 103C_53316J G=D
dmi.product.name: 510-p114
dmi.product.sku: X6F90AA#ABA
dmi.sys.vendor: HP
version.compiz: compiz N/A
version.libdrm2: libdrm2 2.4.101-2
version.libgl1-mesa-dri: libgl1-mesa-dri 20.0.8-0ubuntu1~20.04.1
version.libgl1-mesa-glx: libgl1-mesa-glx N/A
version.xserver-xorg-core: xserver-xorg-core 2:1.20.8-2ubuntu2.2
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-1
version.xserver-xorg-video-intel: xserver-xorg-video-intel
2:2.99.917+git20200226-1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.16-1
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