But its not recommended - its way more complicated than upgrading, say RAM, and you can actually cause damage if you're not careful. You should really know what you're doing before you try this, as messing this kind of operation up pretty much means a new mac. Definitely something I would not trybbrosemer said:Im sorry but I guess you havent heard... Yes the new chip wil be ugradable as long as you ahve a socketed CPU which does not apply to the laptops, so if you have an Imac or a Mini then yes you can upgrade the processor.