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Logic Board 820-00138-A for MacBook Pro 15" A1398 2015 I7-4770HQ 2.2GHz 16Gb RAM EMC 2909 Mid-2015 (IG) MJLQ2LL/A - MJLT2LL/A - Newegg.com
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Amazon.com: Odyson - DG Logic Board 2.5GHz Core i7 (i7-4870HQ), 16GB RAM Replacement for MacBook Pro 15" Retina A1398 (Late 2013, Mid 2014) : Electronics
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