ASUS R9 280X DirectCU II TOP 3 GB @ techPowerUp
 

ASUS is using a completely revamped PCB design and the cooler from their GeForce GTX 780 DC II on their latest R9 280X card. The card also comes overclocked out of the box with an overclock on both memory and GPU, which provides a serious performance advantage over the reference design.

http://www.techpowerup.com/reviews/A...ect_Cu_II_TOP/