Q: How much RAM??

  Model Name:          MacBook Pro

  Model Identifier:          MacBookPro5,5

  Processor Name:          Intel Core 2 Duo

  Processor Speed:          2.53 GHz

  Number of Processors:          1

  Total Number of Cores:          2

  L2 Cache:          3 MB

  Memory:          4 GB

  Bus Speed:          1.07 GHz

  Boot ROM Version:          MBP55.00AC.B03

  SMC Version (system):          1.47f2

thanks!

next question: where to get 2 4GB chips to replace my 2GB chips?

can I replace myself or does Apple have to do it?

Thanks again!

just found RamJet for MAC do you know them?

was about to buy there but won't if you think it's a bad product. thanks

thanks

i decided to buy from OWC...fingers crossed i can do this w/out a problem

do you suggest a video w directions for switching out RAM?