The Accelero Twin Turbo 6990 is the most powerful VGA cooler ever. There is no reason to suffer from the stock cooler's enormous noise level any longer since the Accelero Twin Turbo 6990 offers superior cooling performance at a fraction of the loudness
- a perfect solution for over clockers as well as silent enthusiast. Accelero Twin Turbo 6990 features two 120 mm. PWM fans with a cooling capacity of 400 Watts. It has a built-in 86 aluminium fins heat sink with 10 copper heat pipes to deliver excellent cooling performance. This cooler ensures an enhanced overclocking performance & extended service life of this VGA graphic card. Accelero Twin Turbo 6990 operates with its maximum capacity at a minimum noise level of 0.4 Sone due to its two 120 mm. PWM fans, low-noise impeller & patented fan holder. With the PWM control, the fan operates according to the temperature of the GPU whereby the fan stays at minimum speed unless otherwise necessary to increase the cooling performance. PWM settings can be modified according to your preference for cooling performance & noise level. Click here to see how the PWM settings work. Accelero Twin Turbo 6990 is unique solution for the AMD Radeon HD 6990 graphic card which provides an unmatched cooling performance for enthusiasts.