http://www.theinquirer.net/?article=15345
In a Q&A session following the conference call, Ruiz said that AMD was starting to produce 90 nanometre versions of its AMD64 chips in the next few weeks, while crossover would occur in Q3/Q4 of this year.
He claimed that AMD's manufacturing is at "an all time high in terms of yields, performance and cycle time". He said 90 nanometre yields would be higher than the previous move to .13µ technology.