Gelid Solutions Tranquillo CPU Cooler Rev3 (CC-TranQ-03-A) 4 heatpipe and an unique heatpipe constellation to achieve best heat transfer from CPU core to the aluminum fins in its class. RoHS and WEEE conform. Silent 120mm PWM (Pulse Width Module) fan control with minimum 1000 rpm which guarantees a much higher airflow Intelligent Gelid PWM curve keeps the fan silent but accelerates the fan speed whenever additional cooling is needed Multi-award winning high performance GC-2 thermal compound is included in the package Additional Mounting clips for AMD AM2, AM2+, AM3, AM3+, FM1, FM2, and for Intel 775, 1366, 1155, 1156 sockets are well as back plates for Intel LGA775, Core i3, Core i5, Core i7 boards are all included