Despite the fact that computers have become commonplace at home and at workplaces for a long time, true user friendliness of the computers is still a long shot. Zalman strives to make that goal a closer reality through extensive research and development of its products and will continue to put efforts to creating more enhanced levels of user friendliness in computing.PRODUCT FEATURES:Compatible with all single and dual core CPUs for Intel's Socket 775 and AMD's Socket AM2/754/939/940;100% copper heatsink with aerodynamically optimized tunnel design for maximum cooling efficiency;Innovative and patented, curved heatpipe design for a heat transfer capacity of up to six heatpipes with the use of just three;40.2mm ultra-slim fins for minimized weight and reduced airflow resistance;Ultra quiet CNPS 110mm LED fan;Does not generate noise or vibration in Silent Mode;Adjustable fan speed controller (FAN MATE 2) included;Super Thermal Grease (ZM-STG1) included.