I was able to validate 4.5GHz today but it took 1.5 vcore & 1.5 vtt lol. Hottest core was 87c under Linpack haha. I'll stay at 4.4 since its much cooler and takes a lot less voltage.
http://valid.canardpc.com/show_oc.php?id=636853
My Watercooling Worklog (LONG 100+ Pics)
Brett Kuntz