An appropriately powerful cpu cooler is an essential addition to every purpose-built PC. You will be able to sleep well in the knowledge that the NOCTUA NH-U12S DX-3647 is producing first-class air cooling. Thanks to a high-speed fan and an active heat sink, heat is drawn away from your components, and most importantly, your CPU and keeps a safe temperature in your enclosure. Its fan provides cooling at speeds up to 2000RPM. Speed is regulated automatically. There's no need to worry about excessive noise levels, as the cooler operates at an ultra-quiet 22,6dB. Air flows through your system at a rate of 60CFM. The NOCTUA NH-U12S DX-3647 is designed for processors with Intel sockets: 3647. It has dimensions of 125 × 158 × 97mm.