extra ram for MBP

[iraiguana]

Hey guys,

noob question, but I installed 4GB of RAM in my MBP but it is only registering the 3.5GB. I assume this is due to a 32bit set-up, is there a way of switching it to 64bit or am i being silly ?

Thanks for your help

 

[iraiguana]

Its one of the new intel ones from jan 08