AMD has just launched its new flagship video card, the dual-GPU Radeon HD 6990. A worthy successor to the Radeon HD 5970, the HD 6990 is made-up of two Cayman GPUs on a single card running at 830Mhz for a total of 3072 stream processors, 192 texture units and two 256-bit memory channels driving 4GB of GDDR5 RAM. The card can provide output to up to six displays simultaneously using AMD’s Eyefinity technology.

As you might have guessed, the Radeon HD 6990 is insanely fast; but the graphics card has also broken another type of record as well, by being the most power hungry (consuming up to 375W at default clock speeds) and most noisy single card ever.
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