POWERCOLOR RADEON 5770 REVIEW

"The Powercolor Radeon 5770 uses the RV850 GPU at 850Mhz and has 1GB GDDR5 memory running at 4800Mhz. The Powercolor Radeon 5770 has a 256Bit Memory Interface, 800 Shader Processors and DirectX 11. The Powercolor Radeon 5770 has competition from the Palit GeForce GTX 550. Games used for testing are AVP, Bulletstorm, Crysis 2, Hawk 2, Just Cause 2 and Metro 2033."

http://www.ultimatehardware.net/amd/powercolor_radeon_5770.htm