If its stable while playing all your games and being on 24/7 that's stable, all the other stress testers do is put it at under unrealistic situations.
I will get my settings and post them on here for you.
http://imgur.com/7atcxAO
http://imgur.com/1n1YrJo
Those are the settings I have for my FX-8350 not sure the MOBO you have but if you go with the same settings you should have decent over clock with less Voltage, don't forget you are subject to " the lottery "