130nm and 90nm

[Gajdycz]

im looking for a amd 64 chip, and im just wondering, how much of a difference between the two would i see, in heat and performance. iahev a 3ghz p4

what about this, or should i get the cheaper oem?

http://www.newegg.com/app/ViewProductDesc.asp?description=19-103-463&depa=0