Sapphire HD 7870 XT With Boost (Tahiti LE) Maximum Overclock Graphics Card Review @ HardwareHeaven.com
 

"Today we take our second look at Tahiti LE with the Sapphire 7870 XT (With Boost) and in this article will be maxing out its core and memory speed then checking how it performs in games like Far Cry 3, Assassins Creed 3 and Hitman Absolution against... Read the whole article here