ZALMAN Computer Noise Prevention System with Ultra Slim Direct Touch Heatpipe Heatsink CPU Cooler CNPS8900 Quiet Two heat pipes and aluminum fins are designed for maximum cooling while switching noise free, down-blowing 110mm fan minimizes noise and cools not only the CPU but also provides powerful peripheral cooling. The CPU cooler's height is 60mm and designed to be installed in ATX cases as well as slim or LP (low profile) cases. Compatible with Socket FM2/Socket 940/939/754/Socket AM2+/AM2/Socket AM3+/AM3/Socket FM1/Socket 775/Socket 1156/Socket 1159