AMD Radeon HD 7770: specs and benchmarks
AMD started Radeon HD 7770 sales at a recommended price of $129.99. This is GCN architecture desktop card and primarily aimed at gamers. MB MB of GDDR5 memory clocked at 4.5 GHz are supplied.
It provides poor gaming and benchmark performance at 12.56 percent of a leader's which is AMD Radeon R9 390 X2.