CNPS8700 NT More Compatible with Slim Tower / Low Profile Home Theatre PC Enclosures. Pentium 4, Celeron D, Pentium D, Core 2 Duo, Core 2 Quad, Core 2 Extreme, Sempron, Athlon 64, Athlon 64 X2, Athlon 64 FX, Opteron, Dual-Core Opteron Zalman CNPS8700 NT CPU Cooler The Best of 2007: X-bit Labs Reader¡¯s Choice Awards Socket CPU CPU Compatibility Celeron D Pentium 4 Pentium D Intel 775 Supports all speeds Core 2 Duo Core 2 Quad Core 2 Extreme Sempron Athlon 64 AM2 Supports all speeds Athlon 64 X2 Athlon 64 FX Sempron 754 Supports all speeds Athlon 64 Athlon 64 AMD Athlon 64 X2 939 Athlon 64 FX Supports all speeds Opteron Dual-Core Opteron Athlon 64 FX 940 Opteron Supports all speeds Dual-Core Opteron No motherboard components such as the PSU, disk drives, VGA card, and RAM with a height greater than 39mm should be present within a 61.5mm radius from the center of the CPU. Dimensions 120(L) x 123(W) x 67(H) mm Weight 475g Base Material Pure Copper Dissipation Area 3,300§² Bearing Type 2 Ball-Bearing Speed 1,150rpm ~ 2,100rpm ¡¾ 10 % Noise Level(1) 17.5dBA ~30.0dBA ¡¾ 10% Control Method PWM Control, Auto Restart (1) Measured 1m distance away from source. Compatible with all single, dual, and quad core CPUs for Intel socket 775 and AMD socket AM2/754/939/940. Compatible with Slim Tower / Low Profile Home Theatre PC Enclosures. Automatic Fan Speed Control feature included in the Ultra Quiet 110mm PWM(Pulse Width Modulation) enabled fan. Patented curved heatpipe design for heat transfer performance of up to 4 heatpipes using just 2. Ultra-thin 0.2mm fins for minimized weight and significantly reduced airflow resistance. Common Components - Cooler (CNPS8700 NT) - Thermal Grease - Clip - Clip Lever - User¡¯s Manual Components for Intel Socket 775 - Four (4) Clip Support Fixing Bolts - One (1) Clip Support for Socket 775 - One (1) Backplate for Socket 775 Component for AMD Socket AM2/754/939/940 * No additional components Zalman affixes a Computer Noise Prevention System (CNPS) mark to all components used for noiseless computers. The maximum weight for a cooler is specified as 450g for Intel Socket 775 and AMD Sockets AM2/754/939/940. Special care should be taken when moving a computer equipped with a cooler that exceeds the specified weight limit. Zalman is not responsible for any damage that occurs when moving a computer. Check the components list and condition of the product before installation. If any problem is found, contact your place of purchase to obtain a replacement. Excessive force exerted on the fan may damage the fan, resulting in damage to the system. Operation of the PWM fan varies depending on the Motherboard¡¯s BIOS settings. Please activate the PWM Control mode in the BIOS settings after installation. Refer to the mother board¡¯s manual for detailed information regarding the PWM Control mode. Zaman Tech Co., Ltd. is not responsible for any damages to the system and CPU resulting from overclocking. .