... 4 cpu 640 1.3.2GHz 800MHz 2MB LGA775 2. Used CPU.100% test 3. lga775 cpu 4. Original brand Pentium ... ,4M,1066MHz,775pin,65nm)6Core 2 Dual-(E6600)(2.40GHz,4M,1066MHz,775pin,65nm)7Core 2 Dual-(E6750)(2.660GHz,4M,1333MHz,775pin,65nm ... )8Core 2 Dual-(E7400)(2.793GHz,3M,1066MHz,775pin,45nm ...