Cooler Master Hyper N520 - CPU Cooler with Copper Base and 5 Heat Pipes (RR-920-N520-GP) Optimum airflow with offset cooling fans Unique dual fan cooling ensures cool air accelerates straight through the heatsink Supports Intel sockets LGA 1366/1155/775 and AMD socket AM3 6 Copper heatpipes Dual 92mm silent fans included