Quote Originally Posted by Lightman View Post
Probably TDP reasons ...

I love how easy is to get 1GHz core on this card! Memory though is another topic...

Anyone know if memory voltage can be adjusted via software on HD5870??
There is no real reason to push ram past ~1250 since performance is about the same as 1300 mhz. Over 1300 performance decreases. Push the core, leave the memory @ 1300Mhz.