Pure Rock 2 Black is be quiet!'s CPU cooler designed for quiet multimedia and graphics applications. With a cooling performance of 150W TDP, four 6mm high-performance heat pipes, a Pure Wings 2 120mm PWM fan, and the ability to install the cooler easily from above, the Pure Rock 2 Black is an essential category CPU cooler. With 150W TDP, it offers excellent cooling performance for graphics, multimedia, and entry-level systems of all kinds. The Pure Rock 2 Black features four 6mm heat pipes with aluminum caps, which are key to its high cooling performance as they efficiently transfer heat to the cooling fins. The Pure Wings 2 120mm PWM fan with high-quality rifle bearings provides the optimal balance between necessary cooling and quiet operation. The 9 fan blades are designed for airflow optimization to reduce noise-generating turbulence.