ok, so.. i managed to O/C my X2 4200+ to 2.7GHz (22% OC), with a VCORE of 1.55V (crazy killer volt). hopefully it stays stable.

EDIT: BSOD! DAMN!

anyways, my wish upgrade spec is

• INTEL CORE 2 DUO E8400 3GHz
  
• +another 8800GT, making it 8800GT x2 SLi