Please help...

i fail to OC cpu above 3.5Ghz, CPU fail to boot, or blue screen.
it that the max OC for pentium D? or my PSU no good enough?
fail to boot vcore above 1.35v.
i had trail Ram ratio 1:1, can go to winXP, after awhile "Hang"

my rig:
Pentium D 820
Abit IP35P
Cooler Master 460Watt
Ram: Corsair 1066
NViDIA Quadro NVS 285
3units 120mm fan.
1 unit sata 320Gb hitachi HDD
1 unit sata dvd-rw drive