home > Radeon HD 7770 OC / GV-R777OC-1GD (rev. 1.0)
GIGABYTE Radeon HD 7770 OC (part number GV-R777OC-1GD (rev. 1.0)) desktop Graphics Processing Unit was released in February 2012. The card is based on AMD Radeon HD 7770 GHz Edition, and produced on 28 nm technology. The cards graphics frequency is 1.1 GHz. It also has 640 stream processors, 16 color ROPs, along with 40 texture units. The Radeon HD 7770 OC incorporates 1 GB of GDDR5 memory. Because the memory operates at 1.125 GHz, and utilizes 128 bit bus, the effective memory bandwidth is 72 GB/s. The GPU supports PCI Express 3.0 interface, and uses 2 motherboard slots. The maximum power consumption of this model is 80 Watt. For better GIGABYTE Radeon HD 7770 OC 3D graphics and game performance, it can be paired with a similar graphics card in crossfire mode.
Detailed specifications of the GIGABYTE Radeon HD 7770 OC graphics card are available below.