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Logic board on my Macbook Pro 15” Retina display has gone bad and I need to replace it. The current board has 8Gb ram on it, can I replace it with one that has 16Gb ram? Any thing I should know about or need to do if I do change it out?

@sharkdiver72 yes you can use a 16GB board. Here is the guide for the replacement MacBook Pro 15" Retina Display Mid 2012 Logic Board Replacement