Thermalright Macho Rev.B Processor Cooler Silver

— Multiple support bracket system For Intel and AMD platform.- The Best C/P CPU Cooler for Overclockers & Gamer !- Proprietary through holes on fins for efficient ventilation.- Fanless design for low-noise operation.- Including one Thermalright TY-147A Utra-low noise 300~1300RPM PWM-Fan (MAX21 dBA).- Enlarged copper base to ensure 100% contact with hot 2011-3 processors.Thermalright Macho Rev.B. Type: Cooler, Rotational speed (min): 300 RPM, Rotational speed (max): 1300 RPM, Noise level (low speed): 15 dB, Noise level (high speed): 21 dB, Maximum airflow: 73.6 cfm. Product colour: Silver