CPU Socket:Intel® Socket LGA 1366, LGA 775AMD® Socket AM3, AM2+, AM2, FM1, FM2CPU Support:Intel® Core i7, Core 2 Extreme, Core 2 Quad, Core 2 Duo, Pentium D, Pentium 4, Celeron D, CeleronAMD® Phenom II X4, Phenom, Athlon 64 FX, Athlon 64 X2, Athlon 64, SempronSolution: DesktopOverall Dimension: 122 x 108 x157mmWeight: 688 gMaterial: Aluminum Heatsink with 7 x D6mm Heatpipes embeddedFan Dimension: 120 x 120 x 25mmSpeed:At Duty Cycle 0%: 1000 RPMAt Duty Cycle 20%: 1500 RPMAt Duty Cycle 50%: 1700 RPMAt Duty Cycle 100%: 2200 RPMBearing: Sleeve BearingRated Voltage: 12VPower:At Duty Cycle 0%: 1.2 WAt Duty Cycle 20%: 2.4 WAt Duty Cycle 50%: 3.0 WAt Duty Cycle 100%: 4.32 WAir Flow:At Duty Cycle 0%: 36.64 CFMAt Duty Cycle 20%: 54.96 CFMAt Duty Cycle 50%: 62.28 CFMAt Duty Cycle 100%: 80.60 CFMNoise Level:At Duty Cycle 0%: 19.38 dBAAt Duty Cycle 20%: 28.18 dBAAt Duty Cycle 50%: 30.90 dBAAt Duty Cycle 100%: 36.50 dBAAir Pressure:At Duty Cycle 0%: 0.03 inch-H2OAt Duty Cycle 20%: 0.06 inch-H2OAt Duty Cycle 50%: 0.07 inch-H2OAt Duty Cycle 100%: 0.13 inch-H2O