Featuring a closed-loop liquid cooled system, the Sapphire Radeon HD 4870 X2 Atomic ST-6026 brings workstation class cooling to the PC, enabling faster clock speeds and quieter operation - and delivering the fastest graphics performance ever seen in a single card-slot solution. Both GPU's in the Sapphire Atomic ST-6026 are clocked at 800MHz and each has 1GB of DDR5 memory clocked at 1000MHz, making a total of 2GB of video frame buffer. The streamlined single-slot liquid-cooler assembly on the graphics card evenly cools both RV770 GPU's and their associated memories - enabling this dual graphics system to run with a high level of stability even when delivering the highest levels of performance.



Link: Benchmark Reviews