I believe it to not be a problem with Unity, if radeon driver does not work for you should use fglrx.
** Also affects: xserver-xorg-video-ati (Ubuntu) Importance: Undecided Status: New ** Changed in: unity Importance: Undecided => Medium ** Changed in: xserver-xorg-video-ati (Ubuntu) Importance: Undecided => Medium ** Changed in: unity (Ubuntu) Importance: Undecided => Medium -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-ati in Ubuntu. https://bugs.launchpad.net/bugs/898963 Title: Desktop performance (2d) much worse than expected. To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/898963/+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