sburnolo - Sempron 64 2800 (Palermo) @ 2535MHz - 35sec 969ms SuperPi - 1M

[sburnolo]

Without the phase on the northbridge the mb crash at 297fsb.

Bad chipset for OC.

[ludek]

Did you try vNB mod?

[sburnolo]

I don't know...

[ludek]

Try to do vNB mod (chipset volt mod). It should do ~400 MHz with higher voltage. I can help you doing this mod, just write me private message on hwbot forum