The R680 NDA has officially lifted, & now the rest of the sites around the 'net are posting their reviews. Most sites seem to be cautiously optimistic about AMD/ATi's latest high-end offering, a few (notably Anandtech) even stating that it's a victory for the beleagured company. I'll add 'em as I get 'em.

the [H]
HotHardware
techPowerUp
the TechReport
Hexus
PCPerspective
Guru3D
Anandtech