I am a member of the EVGA Folding team and have decided to fold a little here and there to help you guys a little since I read the forums often.
Slave, it could be that you are looking at the ppd with the bonus points already calculated. My 3.8 920 gets around 16-17k ppd on smp units/
And I got this following link about the big ppd folder posted a few posts back. It has the hardware details in it.
http://forums.bit-tech.net/showthread.php?t=205733