Macbook Pro Ram upgrade

[ioaus09]

Is it possible to upgrade my macbook pro (old version, the one that looks like a powerbook G4) 2GB 667MHz to a 4GB 1066Mhz RAM, the one that is used in the new macbook pros?

 

[Collin Bl]

Have a look here - check out the models and it will give the limits of upgrading Ram.
Apple MacBook Pro Specs (All MacBook Pro Technical Specs) @ EveryMac.com