Noctua NH-C12P CPU Cooler 6 heat pipes, excellently soldered joints and widely-spaced cooling fins guarantee optimal heat dissipation even at low fan speeds. Due to the down-facing design and two large Airflow-Gaps, the NH-C12P provides additional cooling for near-socket motherboard components. NF-P12 120mm premium fan Excellent compatibility: The down-facing c-type design allows for low height as well as excellent motherboard and case compatibility. Noctua's professional SecuFirm mounting system for LGA 775, AM2 and AM2+ provides superior reliability and contact pressure. Xeon, Socket F and K8 (939, 940, 754) kits are sold separately.