Interestingly enough XFX have closed their US discussion forums. It appears too many people were complaining about faulty 7900 series cards. Thats an interesting response. Didnt want people to see the large numbers of complaints i guess.
http://www.xfxforce.com/web/forumsMessage.jspa;jsessionid=awe6-y62f2Ido29MIW
http://www.xfxforce.com/web/forumsMessage.jspa;jsessionid=awe6-y62f2Ido29MIW