thx guys
@gandalfone
Crucial ballistix PC 5300 C3 pic
My old windows 2003 version (not the R2 one)

I'll post my O.S settings and tips later

@Enoc
2.9v, but 2.75v for the 1M is OK i think
yes, sure. .844 / .843 at 3600MHz but .828 it's possible.
I'll try, but with 2.9v you know...