CPU Cooler - socket AM2, AM2+, AM3, AM3+, AM4, FM1, FM2 and FM2+, 1150, 1151, 1155, 1156, 1200, 1366, 2011, 2011-3 and 2066, 200 W, 1x135mm fan, 6× heatpipe(s), maximum noise level of 21,4 dB, maximum speed of 1400 RPM, height of 159,4mm A powerful and efficient cpu cooler is an essential component in every computer assembly. You will be able to sleep well in the knowledge that the Be quiet! DARK ROCK 4 is producing sufficient air cooling to keep your system running smoothly. By using a high-speed fan and a robust metal heat sink, it dissipates heat from your processor and ensures an optimal operating temperature. Its fan works at speeds up to 1400RPM. Speed is controlled automatically. You won't need to worry about excessive noise levels, as the cooler operates at 21,4dB. The Be quiet! DARK ROCK 4 is designed to work with CPUs with Intel sockets: 1150, 1151, 1155, 1156, 1200, 1366, 2011, 2011-3 and 2066, and AMD sockets: AM2, AM2+, AM3, AM3+, AM4, FM1, FM2...