Happens here too, Geforce 4 MX, "nvidia" driver. In general compiz is way too slow.
** Changed in: compiz (Ubuntu) Status: Unconfirmed => Confirmed -- Resizing windows is way too slow https://launchpad.net/bugs/75596 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs