661-6589 820-3115 i7 2.9Ghz Logic Board, A1278 for Macbook Pro NB-5593W
This is the 2.9GHz Core i7 Logic Board for the Macbook Pro 13" Mid 2012.
EEE code: F1YG,F1YH,F1YK
Apple part number: 661-6589
Compatible models: MacBook Pro (13-inch Mid 2012), A1278
661-6589 2.9Ghz Logic Board, A1278 for Macbook Pro