Superior Cooling: With 92mm PWM fan, 45 aluminum fins, 4 copper heatpipes & MX-4 thermal compound, heat is dissipated quickly, efficiently and quietly * Quiet Operation: Low noise impeller, fluid dynamic bearing PWM-controlled fan runs smoothly and virtually silent even at 2000 RPM * Easy Installation: Simple push-pin design and pre-applied MX-4 non-conductive, non-capacitive thermal compound making installation process safe and easy * Wide Compatibility: Supports Intel 1366/1155/1156/775 and AMD FM1/AM3+/AM3/AM2+/AM2/939/754. See Arctic website for complete list of supported CPUs * Peace-of-Mind Protection: Freezer 13 comes with a 6-year limited product warranty; your CPU is well protected for years to come * Performance: Freezer 13 offers computer power users and enthusiasts an ideal upgrade for generic Intel/AMD CPU coolers