According to the site, Fermi's yields will not be worse than what ATI is experiencing. The reporter talks about a 4 percent yield, but this must be a mistake as it was reported a couple of weeks ago that TSMC's 40nm process achieved yields of around 40 percent in late October 2009.
According to our source, Fermi's yield will be low but not any worse than what AMD/ATI is experiencing. TSMC, the company producing Radeon HD 5800 series at 40nm, is "happy at 4-percent yield," said our source.