This version allows Nvidia 6800 non-ultra and LE owners to "unlock" and use the masked pipes etc. Talking about a free speed boost!RivaTuner is the most powerful tweaking utility for NVIDIA and ATI display adapters running under Windows XP. The purpose of this utility is to give you access to all the undocumented features of Detonator and Catalyst drivers. Drivers have a lot of undocumented registry entries.
Grab it here!