gcn

Source: (Update) AMD announces Polaris architecture - GCN 4.0 | VideoCardz.com

Guys, after lots of rumor, HD 7790 now got tested properly in Tom's Hardware. It is based on the current GCN architecture, not GCN 2.0 as the rumors were suggesting earlier. It comes with 896 Stream Processor, 128 Bit Memory bus with 1GB/2GB memory, 1GHz Clock Speed and 1500 MHz GDDR5 Memory...