Bad video performance on an intel card could also be due to xgl. That was the problem for me after upgrading to Gutsy. Found remedy in the following post:
http://ubuntuforums.org/showpost.php?p=3416144&postcount=15 -- Intel 945GM / 950GMA Video Very Slow In Xorg 7.0 https://bugs.launchpad.net/bugs/48884 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs