2T, 1T has never worked on this vanilla P5K, whether with 2 sticks or 4. My FSB won't reliably go over 425 either. I'm tempted to go for a new mobo as I think it might be the factor, but theres so much new tech on the horizon I'm unwilling to spend any more at present.
Untutored carnage is useless in the face of an educated bullet
The penalty for masturbation in Indonesia is decapitation