Product Detail 4 X 8mm sintered heat-pipes effectively take away excessive heat from the CPU when overclocked, Nickel Plated heat-pipes, slower Oxidation and deterioration of the heat-pipes, provide longer period of Thermal conductivity. Double fin design , each side with 147*103mm heat dissipation area, can be used with 12 or 14 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 1366/1156/775 Platform, and AM2/AM3 Socket Including two 160*140 Ultra low noise PWN fan. With the compatibility of up to 3 fans at a time. . The "THERMALRIGHT SILVER ARROW DUAL14CM ROUND FAN HEATSINK" is best product for you. We recommended THERMALRIGHT SILVER ARROW DUAL14CM ROUND FAN HEATSINK