Quote Originally Posted by Lanek View Post
Nvidia have similar optimisation on their driver, so what ? and ofc 6870 is a 5870 with a new stickers on it.

It's remember me the FP16 demotion "cheat" history, before we discover Nvidia use it too since Geforce 4xx...
Nvidia has always had a way to disable the optimizations fully though. It's only now that AMD is allowing it's customers the same option..