Sapphire Radeon HD 4770

"The Sapphire Radeon HD 4770 uses the RV740 GPU at 750Mhz and has 512MB GDDR5 memory running at 3200Mhz. The Sapphire Radeon HD 4770 has a 128Bit Memory Interface, 640 Pixel Shaders and DirectX 10.1."

"The Sapphire Radeon HD 4770 delivered a great performance increase over the earlier Sapphire Radeon HD 3870 beating it by 27% Overall. In this review the Sapphire Radeon HD 4770 always beat the Sapphire Radeon HD 3870 at all quality settings which is very impressive. Although the 128 bit memory interface found on the Sapphire Radeon HD 4770 should limit it's performance the Sapphire Radeon HD 4770 was still able to deliver great performance with all of the games tested. If you are upgrading your video card then I recommend the excellent Sapphire Radeon HD 4770!"