XIGMATEK Dark Knight II SD1283 Night Hawk Edition CPU Cooler with Stealth Aerospace Industry Thermal conductive ceramic coating ALL intel AMD IVY BRIDGE compatible Stealth Technology: Special formulated THERMAL CONDUCTIVE Low Heat Signature Ceramic Coating, larger heat dissipating area. Ultra quiet hydro long life fan bearing H.D.T (Heat-pipe Direct Touch) technology. Tower side flow design, efficient and optimal cooling performance Patented Anti-vibration rubbers prevent vibration and absorb noise. High Performance 3 x 8mm heat pipe design, way superior than 4 x 6mm heat pipe rated at 160W+ Dual fan capability, Equipped with multiple clips to support Intel LGA 2011/1366/1156/1155/775 and AMD FM1/AM3/AM2+/AM2