World’s first Integrated Variable Speed Pump 24% more radiator’s cooling volume comparing with older generation Kraken CAM Software Kraken+ :Integrated Hue and digital fan control Extended 16″ tubing and premium black sleeved cables for easy installation and improved air ow. Powerful, quiet, and durable new FX 140 V2 water-cooling PWM fan tuned for radiator cooling. 6 Year Warranty COMPATIBAL CPUS: INTEL SOCKET 1150, 1155, 1156, 1366, 2011, 2011-3 Core i7 / Core i5 / Core i3 / Pentium/ Celero; AMD SOCKET AM2, AM2+, AM3, AM3+, FM1 FX / Phenom / Phenom II / Athlon / Athlon II / Sempron /A-Series APU