... ,775pin,65nm)7 Pentium Dual Core - (E5200) (2.5GHz,2M,800MHz,775pin,45nm)8 Pentium Dual Core - (E5300) (2.6GHz,2M,800MHz,775pin, ... 45nm)9 Pentium Dual Core - (E5400) (2.7GHz,2M,800MHz,775pin,45nm)10 Pentium Dual Core - (E6300) (2 ... computer desktop cpu,laptop cpu and server cpu,which is one business zone of its . pentium 4 CPU 521 2.80GHz 1M 800MHz