Forum Profile Fields - CPU, RAM, GPU

[Coastie]

You have 2 physical cores Coastie. It's Hyper-Threading Technology that delivers two processing threads per physical core. Your CPU can run 4 threads on 2 cores at the same time.

I know I am getting i deep water now.  :-[

Does this mean I have two dual core CPU's? If I do should my specs in the profile say 2 X Dual Core Intel Atom Intel Atom 330? What is hyper-threading? What are threads?  :-\