As an extension of the acclaimed Accelero XTREME series, this 3-fan cooler is specially designed for the ATI Radeon HD 5970. The performance is exellent 40C cooler then the stock cooler running at only 0.5 Sone. Overclocking can be maximized to a new level, making the Accelero XTREME 5970 the most effective cooler for this high-end graphic card.