Thanks. Can you please also run 'lspci -k' and send us the output?
** Summary changed: - High CPU usage by gnome-shell. + High CPU usage by gnome-shell when using Google Chrome -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1773528 Title: High CPU usage by gnome-shell when using Google Chrome Status in gnome-shell package in Ubuntu: Incomplete Bug description: Usually 40% or more CPU usage. May be related to AMD GPU. Problem disappears while using XFCE. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: gnome-shell 3.28.1-0ubuntu2 ProcVersionSignature: Ubuntu 4.15.0-22.24-generic 4.15.17 Uname: Linux 4.15.0-22-generic x86_64 ApportVersion: 2.20.9-0ubuntu7 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Sat May 26 16:59:28 2018 DisplayManager: gdm3 InstallationDate: Installed on 2018-04-28 (27 days ago) InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426) SourcePackage: gnome-shell UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1773528/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp