I have a mid 2010 macbook pro with 4GB memory and need to purchase an additional 4 GB. Do I need to purchase 8GB of memory to upgrade or can a 4GB upgrade be placed next to the existing memory?
I have a mid 2010 macbook pro with 4GB memory and need to purchase an additional 4 GB to. Do I need to purchase 8GB of memory to upgrade or can a 4GB upgrade be placed next to the existing memory?
MacBook Pro, OS X Mavericks (10.9.1)