I know it's been a couple of weeks since you posted this Paula, but in case you didn't know AMD has 8, 12, and 16 Core CPUs now. Some folks like Boxxtech

http://www.boxxtech.com/products/3DBOXX/7600_Overview.asp 

and Titanus Computers

http://www.titanuscomputers.com/ 

are putting them into Workstations with 16, 24, 32 or 64 Cores.

I would rather be Politically Incorrect,
Then have Politically Correct-Incorrectness!!!