As of Ubuntu 12.10 GNOME remix in combination with AMD CCC 12.11 beta (fglrx 9.010) the issue has disappeared! Note that I did a complete fresh install (not perserving the home folder either) and I have yet to test it with tear free and vsync on, but so far so good.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/969860 Title: fglrx uses 100% CPU when screen turns off (spinning in glXWaitVideoSyncSGI or glXSwapBuffers) To manage notifications about this bug go to: https://bugs.launchpad.net/compiz/+bug/969860/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs