How to get CPU's model number like Core i7-860 on Windows?

Question

There are many kinds of i7 CPU models as follows:

http://en.wikipedia.org/wiki/List_of_Intel_Core_i7_microprocessors#Desktop_processors

Answer 1

Open up "System Information" by

Start Menu > Accessories > System Tools > System Information

Then once in "System Information" open:

System Information > System Summary

On the right will be the "Processor", this will give you the full description of your CPU.