Originally Posted by hybris
for those that do not want to play with unofficial patches for some reason and are in a hurry of having an usable system, remove all the nvidia proprietary stuff and install the nouveau driver (if it supports your card)
it will solve slowness problems, it worked for me using KDE 4
the nouveau driver will not work properly if you leave nvidia stuff around
Does Nouveau driver have good speed for GL, 3D, etc. yet?