Hello I reported the same bug here(https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-ati/+bug/531372), but Bryce Harrington marked it as invalid. This is the same bug but I have another card model. However, when I disabled KMS(through grub), 3D performance remained same like in Karmic.
Hello I reported the same bug here(https:/ /bugs.launchpad .net/ubuntu/ +source/ xserver- xorg-video- ati/+bug/ 531372), but Bryce Harrington marked it as invalid. This is the same bug but I have another card model. However, when I disabled KMS(through grub), 3D performance remained same like in Karmic.