Hey,
i got a very Good 3970X, tested with water only:
Here are the Screens:
5000MHZ@1,408V Prime 26.6 custom stable
(18°C Watertemp)
4800MHZ@1,32V Prime 26.6 normal room temperature custom stable
4500MHZ@1,216V // Prime 26.6 normal room temperature custom stable
Cinebench
5100MHZ@1.424V
5300MHZ boot // water:
http://valid.canardpc.com/wd4ajd
More references can be found in the hardwareluxx.de forum.