M906 | Air | LGA1150/LGA1151/LGA1155/LGA1156/LGA1200/LGA1700/LGA2011/LGA2066/SAM4/SAM5 | Fan speed 500 - 1800 rpm | Air flow 63.41 cfm | TDP 250 Watts | Noise level, max 30.8 dB | Dimensions 129 x 106 x 154mm | Colour Black | Weight 0.905 kg
M704 | Air | LGA1150/LGA1151/LGA1155/LGA1156/LGA1200/LGA1700/LGA2011/LGA2066/SAM4/SAM5 | Fan speed 700 - 1600 ± 10% RPM | Air flow 70 cfm | TDP 180 Watts | Noise level, max 32.5 dB | Dimensions 160 x 120 x 75mm | Weight 0.426 kg