Processors Supported: ALL K8 Sempron Series Athlon 64 3800+ Heat Sink Dimensions(D xW xH -mm): 80*78*42 Fan Dimensions(D xW xH -mm): 80*80*25 Bearing: 1 Ball 1 sleeve Fan Speed(RPM): 2500 Air Flow Rate(CFM): 30.0 Wind Pressure(mmap): 2.6 Rating Current(A): 0.1 Acoustical Noise(dBA): 23.0 Rating Voltage(V): 12 Package: color box Weight: 344g