I tried last weekend but my board wouldn`t boot at 420 fsb .I think its at its limit.I`ll try again soon.
UPDATE: just tried it , won`t boot at 420 fsb, even tried 1.6v.
I`m more than happy with a stable 3.7 ghz with CS2 & Capture One both loading in around 5 secs ,,, result !
tommysdad