The Deepcool Gammaxx 400 heatsink ships with a 120mm PWM fan that rotates at 1500-900RPM and moves upwards of 66CFM at full speed. According to Frostytech's real world sound measurements, the heatsink produces between 48-39 dBA noise, making it pretty moderate on the sound front. DeepCool's Gammaxx 400 heatsink installs onto Intel socket LGA2011/1366/1155/1156/775 processors and the complete line up of AMD chips (socket 754/940/939/AM2/AM3/FM1/FM2).
