AMD to offer speed boosts on Barcelona
 

So what do you end up with? A massive gain in frequency. How massive? Almost 500MHz. Instead of the much touted launch parts, look for five SKUs at launch, AM2 quads at 2.6GHz, 2.7GHz and 2.9GHz, a dual at 2.7GHz and a quad on socket F at 2.8GHz.

http://uk.theinquirer.net/?article=39440