The Spire DualStar is a Universal applicable Socket 775, Socket AM2 and upcoming Socket 1156 Heat-Pipe CPU Cooler. The DualStar, part# SP680S1 is constructed with a large copper base plate, aluminum stacked fins and two (2) 8mm copper Heat-Pipes. Ready to cool the latest Intel Core 2 Extreme and AMD Phenom X3 Micro-processors. Transferring up to 135 watts of heat safely away from your computers critical, heat-sensitive components. Designed for Mainstream and PC Enthusiasts alike this cooler is a great performer and build to last. Screw clipping mechanism ensures safe and solid retention, the DualStar is supplied with Multi-language installation manual and S-420 Thermal grease. Main Features: Large Copper Base heat-sink Dual (2) 8mm Heat-Pipes 50 Aluminum Stacked Fins UV-reactant 105x25mm silent fan design Four anti-vibe rubber fan mounts Secure and Safe Screw retention Compatibility: The new Spire DualStar is universally compatible with Intel sockets 775 & 1156 as well as AMD socket AM2(+)/AM3.