I updated xserver-xorg-video-ati to version 1:6.12.191-1ubuntu1 in my PPA [1] to fix the tearing problem. Can you test it if it solves your problem, too?
[1] https://launchpad.net/~bdrung/+archive/ppa -- vsync does not work on Ati Radeon Mobility 4530 HD https://bugs.launchpad.net/bugs/503987 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs