Model Name: OROCHI CPU Cooler Model Number: SCORC-1000 Manufacturer: Scythe Co., Ltd. Japan Overall Dimensions: 120 x 194 x 155 mm 4.7 x 7.6 x 6.1 inch Weight: 1,285 g 2.84 lb Fan Dimensions: 140 x 140 x 25 mm 5.5 x 5.5 x 1.0 inch Weight: 130 g 0.29 lb Speed: 500 rpm (±10%) Air Flow: 29.39 CFM Noise Level: 10.8 dBA Important Notice: *Due to the large dimension of this CPU Cooler, this product may not fit into all PC cases. Please check the dimension of your PC case and surrounding components to make sure this CPU cooler can fit into your system. Compatibility Intel® LGA775 (SocketT) Proessor Intel® Quad-Core Intel® Xeon® Processor 3200 Series Intel® Dual-Core Intel® Xeon® Processor 3000 Sequence Intel® Core™2 Extreme processor Intel® Core™2 Quad processor Intel® Core™2 Duo processor Intel® Core™ Duo Processor Intel® Pentium® Processor Extreme Edition Intel® Pentium® D Processor Intel® Pentium® 4 Processor Extreme Edition supporting Hyper-Threading Technology Intel® Pentium® 4 Processor supporting Hyper-threading Technology Intel® Celeron® Dual-Core Processor Intel® Celeron® D Processor Intel® Socket478 Proessor Intel® Pentium® 4 Processor Extreme Edition supporting Hyper-Threading Technology Intel® Pentium® 4 Processor supporting Hyper-threading Technology Intel® Pentium® 4 Processor Intel® Celeron® D Processor Intel® Celeron® Processor AMD Socket AM2+ Processor AMD Phenom™ Processor AMD Socket AM2 Processor AMD Athlon™ 64 Processor AMD Athlon™ 64 FX Processor AMD Athlon™ 64 X2 Dual-Core Processor AMD Sempron™ Processor AMD Socket940 Processor Dual-Core AMD Opteron™ Processor AMD Opteron™ Processor AMD Athlon™ 64 FX Processor AMD Socket939 Processor Dual-Core AMD Opteron™ Processor AMD Opteron™ Processor AMD Athlon™ 64 Processor AMD Athlon™ 64 FX Processor AMD Athlon™ 64 X2 Dual-Core AMD Socket754 Processor AMD Athlon™ 64 Proessor AMD Sempron™ Processor