The rumor started when a guy from some remote ass country I've never heard of emailed AMD and got a response, people called BS on GAF then a member on GAF tried the same trick and got the following reponse:
http://www.neogaf.com/forum/showpost.php?p=42398987&postcount=4830
http://www.neogaf.com/forum/showpost.php?p=42495681&postcount=5388
oh shit, no wonder rumors of DX11 was out there, it's DX11 capable.