I'm noticing this problem too. Mine is also the Intel 965GM Chipset on a Dell XPS M1330. I can't watch any HD videos on Youtube, Vimeo, or Totem. This was fixed up until the final release. It wasn't doing this in Alpha/Beta/RC.
-- [i965GM] Slow and tearing scrolling with composite enabled https://bugs.launchpad.net/bugs/464874 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in ubuntu. _______________________________________________ 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