Ok, I'm know I've shown an obsession with this chip, but I promise this is my last post about it until it arrives.
Look here:
http://www.theinquirer.net/default.aspx?article=34359
Unfortunetly, the only real thing we can say about this GPU is that what ever we have in terms of details now is inconsistent, and that nVidia is very good at keeping everything a secret.