AMD's Radeon R9 290X is built on the company's new Hawaii GPU, the first truly new highend graphics chip from the company in a very long time (21 months) Using 68 billion transistors, the GPU is built on a 28 nanometer process at TSMC, Taiwan It features 2816 shaders and 64 ROPs, connected to 4 GB of memory using a 512bit wide memory busPCI Express x16 30 Core Clocks;GDDR5 Memory Bus;
Sapphire Radeon R9 290 Tri X Oc Review Our First Custom Cooled 290