Sapphire Radeon HD 5830

"The Sapphire Radeon HD 5830 uses the RV850 GPU at 800Mhz and has 1GB GDDR5 memory running at 4000Mhz. The Sapphire Radeon HD 5830 has a 256Bit Memory Interface, 1120 Pixel Shaders and DirectX 11."

"Sapphire Radeon HD 5830 put in some great performances easily beating Sapphire Radeon HD 5770 in ALL of the games we used for benchmarking by 12% overall. Now for the negative, both Sapphire Radeon HD 5830 and Sapphire Radeon HD 5770 delivered very playable performance but the problem with the Sapphire Radeon HD 5830 is the price. The Sapphire Radeon HD 5830 might offer 12% better performance than the Sapphire Radeon HD 5770 but it comes at a cost. This means the Sapphire Radeon HD 5830 costs 35% more than the Sapphire Radeon HD 5770 which isn't worth an extra 12% performance. To sum up the Sapphire Radeon HD 5830 it's a very good video card, offering great performance but the price is a bit too much."