Thermalright Silver Arrow SB-E Dual Fan Universal CPU Cooler
8 X 6mm sintered heat-pipes effectively takes  away excessive heat from the CPU when overclocked, Nickel Plated heat-pipes, slower Oxidation and deterioration of the heat-pipes, provides longer period of Thermal conductivity.Double fin design , each side with 154mm*120mm heat dissipation area, can be used with 14 or 15 cm fan ( fan clips included). Special Arrow fin design, which allows cool air to pass through and take heat away rapidly, effectively provide cooling for the cpu. Support Multiple-Platforms. Can be used on Socket 2011/1366/1150/1155/1156/775 Platform, and AM2/AM2+/AM3/AM3+/FM1 Sockets. Including TY-150&TY-141; Ultra low noise PWM fans and PWM Y-Cable. With the compatibility of up to 3 fans maximum.    *The TY Series Fan can be pluged into the 3 pin; you can tell from the jack, there is fool-proof design on the jack so wrong installation of the pins are avoided.  *This fan is designed with PWM function, so full speed  will apply when pluged into 3 pins instead of 4 pins .