AMD has announced the Radeon HD 7770 GHz Edition graphics card. The AMD Radeon HD 7770 GHz Edition is the equipped with a reference engine clock that breaks the one gigahertz barrier.
The AMD Radeon HD 7700 series features AMD's new Graphics Core Next (GCN) Architecture, and comes equipped with technology like PCI Express 3.0, AMD ZeroCore Power, PowerTune, AMD Eyefinity 2.0 and AMD App technologies.
With features from AMD Radeon HD 7900 series, the AMD Radeon HD 7700 series are available today via retailers worldwide, with select models of the AMD Radeon HD 7770 GHz Edition 1GB starting at US$159.
The AMD Radeon HD 7700 series GPUs will be available worldwide from add-in-board partners including Sapphire, Powercolor, HIS, XFX, Asustek Computer, Gigabyte Technology, and Micro Star International (MSI), AMD said.