Reading one of the links at the foot of the forum for "partner content", I stumbled upon a nice review of an ATI Radeon 5770 by Bruce Normann of BenchmarkReviews.com.
Therein is a picture he's taken of the 5770 sample he had for testing:
.. also stresses that this apparently isn't on the production model, but the solder lines maybe there.
Hmmm... so what kind of possible bonuses do we have here ?
Source: BenchmarkReviews.com (this is page 5 of 18, right at the bottom is the dip thing)