Comment #7 shows the wrong driver in use - it's using software rendering on the CPU instead of using the GPU. I cannot figure out why yet, but generally recommend you use long term support release 22.04 instead:
https://ubuntu.com/download/desktop ** Changed in: linux-hwe-5.13 (Ubuntu) Status: Incomplete => New ** Also affects: xorg-server (Ubuntu) Importance: Undecided Status: New ** Summary changed: - Screen flickering whe update images + [focal] Screen flickering in Xorg on i7-1165G7 -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/2023927 Title: [focal] Screen flickering in Xorg on i7-1165G7 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-hwe-5.13/+bug/2023927/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
