Dynatron A27G 60mm 2 Ball CPU Cooler Type: Fan & Heatsinks RPM: 7000 RPM Air Flow: 35.3 CFM Noise Level: 45.9 dBA Power Connector: Pin1-Black (-) Pin2-Red (+) Pin3-Techometer/Signal output Color: Black Heatsink Material: Copper Compatibility: AMD Socket AM2 for 2U Server and up