Product information: CNPS7000-Cu Ultra-Quiet CPU Cooler - RetailThe Zalman CNPS7000-Cu is a super-quiet cooling solution for Intel Pentium 4 (Socket478) and the forthcoming AMD Athlon 64 (Socket754 "Hammer") CPUs only (not suitable for AMD Socket A). It features a heatsink constructed entirely from pure copper for the very best heat dissapation. It is cooled by a 92mm fan with fully adjustable fan speed controller (1350 - 2450RPM). Note - When fitted to the Gigabyte GA-SINXP1394 (GA-8SQ800 Ultra2) (Socket
478) motherboard the Dual Power System (DPS) daughter card supplied with the board will not fit.