GAINWARD RADEON HD 4870 REVIEW AT ULTIMATE HARDWARE - "Gainward Radeon HD 4870 review which we are comparing to the Gainward Radeon HD 4850. The Gainward Radeon HD 4870 is a pixel shading monster boasting 800 Shaders for amazing gaming performance. The Gainward Radeon HD 4870 also features advanced GDDR5 memory which is 45% faster than the Gainward Radeon HD 4850!"

ATI RADEON HD 4550 AND 4350 DETAILS ADDED TO ULTIMATE HARDWARE - "The ATI video card chart has now been updated to include the latest information about the ATI Radeon HD 4550 and 4350. We include information on the chip, core clock speed, memory clock speed, memory interface, memory transfer rate, pixels per clock and directx version."