I Oc'ed my GTX 580 matrix to 940 Mhz with a voltage of 1,138 ( I wan't it on 1,130 but it automatically goes to 1,138) and it is STABLE with good temperatures around 75c but here comes the problem: My problem is that when I start my PC it is on 1,150...

When I try to change my e-mail address it says that the two addresses don't match while they are both exactly the same, so please fix it

I've my GTX580 Matrix OC'd to 940mhz with a voltage of 1125 ( used clock and voltage sync ) but now I everywhere here that it also can on a voltage of 1115. But here comes the problem when I try to lower the voltage ( and yes I had it sync off ) and ...