Sapphire Radeon HD4850 X2 2048MB Graphics Card Review
 

Sapphire is back again with another specialty graphics card based on a high end ATI Radeon GPU. The newly released Sapphire Radeon HD4850 X2 2048MB graphics card incorporates a pair of Radeon HD4850 graphics processors and 2048MB of GDDR3 memory on a custom PCB to create one serious looking piece of equipment.

http://www.bigbruin.com/2008/4850x2_1