Need Quiet, reliable cooling? The Thermaltake TMG A1 CPU fan provides 28.11 CFM maximum Air Flow and fan speeds of 2000RPMs. The TMG A3 uses a frameless fan design that eliminates noise-producing turbulence normally created by air hitting the sidewalls of traditional fan enclosures. A spring loaded, anti-vibration design further reduces noise. An extensive heat sink array and a unique fan blade design that reduces backpressure create a competent, reliable solution for AMD Socket AM2/K8 applications. In most cases, the motherboard will not have to be removed for installation. And an innovative enter-bearing design seals the fan bearing even better than traditional designs. For quiet, reliable cooling, choose A ThermalTake TMG A3 CPU Cooling Fan.