Not to be a dick, but pretty much every site has an article on this, probably arstechnica too, as well, obviously, as wikipedia, and intel. That said, 1366 is the [strikeout]7[strikeout]Bloomfield ...

I may be mis-remembering my processor form factor history.. but here goes. I put together my existing PC about 18 months ago. At the time the Intel 1156 processor form factor was the new hotness..