Manually adding resolution works. $ xrandr --newmode 1920x1080 148.5 1920 2008 2052 2200 1080 1089 1095 1125 +hsync +vsync $ xrandr --addmode DisplayPort-1 1920x1080 $ xrandr --output DisplayPort-1 --mode 1920x1080
Seems like the problem is related to detecting display modes. Note that the display was able to handle refresh rate up to 144Hz. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1552693 Title: Radeon driver only provides 1024x768 resolution To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/1552693/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs