tried your setting i was able to boot windows with 560 but it was ultra unstable , and hunged in the memory test Everest . Now @ 550 Mhz it can do some bench but as u see in the screen shot memory test show error just after 6 % (512 mb) .

current setting :
CPu + 0.30 v
memory +0.3 v
Chipset +0.50v
GTl xxx:0.63
GTL xxx:0.63
GTl MCH : 64%
Cpu PLL v : 1.5

CPU SKEW 100ps
MCH SKEW 300ps
cpu Driving Control 1000mv

ANy other idea ?