All Celeron D, Pentium 4 up to 650 , Pentium D up to 940, All Core 2 Duo All Sempron (S 754) and Athlon 64, All Athlon 64 FX, All Athlon 64 X2 Heat Sink (mm): 78 x 98 x 56 Fan (mm): 113 x 101 x 47,2 Fan Speed: 300-2000 RPM Air Flow: 36 CFM / 62 m3h Bearing: Fluid Dynamic Bearing Weight: 486 g