If you love gaming, you have to know graphics card is very important in your PC hardware. it have significance for gaming. These three graphics for your game PC.

512MB Visiontek Radeon HD 4870 GDDR5

The ultimate. The new performance leader for ultimate game play. One powerful RV770 chip on one card. Cuts through DirectX? 10 and DirectX? 10.1 games at HD resolutions. No card gives you more. Give yourself the performance edge, with all the newest technologies that ensure that this is the only card you will need for ultimate gaming dominance!
 

512MB ATI Radeon HD 4850 GDDR3

The ATI Radeon HD 4850 gives intense game play at highest resolutions at an accessible price, making is a great bang for the buck card for your new Velocity Micro system. Never before has performance this close to perfection come in such an affordable package. With 512 MB of GDDR3 memory, single slot design, low power draw and wide availability, the competition is left speechless with the onslaught of the ATI Radeon HD 4850.
 

512MB NVIDIA GeForce 9800 GT Velocity Micro Performance Edition

GeForce 9800GT GPUs play all the latest games with all the detail, lighting and special effects the way they were meant to be played. The PureVideo? HD processor plays full HD and Blu-ray movies with cinematic quality and battery sipping power. The included CUDA? technology improves video and photo editing productivity by handling tasks up to 5 times faster than mainstream CPUs