My Q9550 E0 L828B096 :

436*8.5

vcore: 1.296v
GTL 0.630x
0.680x
PLL: 1.52v
VTT: 1.22v
vNB: 1.16v (0.660x)

-> Rock@Solid

For 450*8.5

vcore: 1.35v
Same GTL
PLL: 1.56v
VTT: 1.38v
vNB: 1.38v (0.660x)

-> Not Stable


It's Normal ???



Helllp !