How-To: Boost your Mac's speed and prolong its useful life with easy RAM upgrades - 9to5Mac
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Timetec Hynix IC 8GB Compatible for Apple DDR3L 1600MHz PC3L-12800 SODIMM Memory Upgrade for Early/Mid/Late 2011, Mid/Late 2012, Early/Late 2013, Late 2014, Mid 2015 MacBook Pro, iMac, Mac Mini (8GB) - Newegg.com
How to upgrade Apple MacBook Pro RAM - YouTube
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