How to Upgrade RAM on MacBook Pro, iMac & More | AVG
Maxing out memory on iMac (2011) | MacRumors Forums
Timetec 32GB KIT(4x8GB) Compatible for Apple DDR3L 1600MHz PC3L-12800 CL11 for iMac (Mid 2011, Late 2012, Late 2013, Late 2014 Retina 5K, Mid 2015 Retina 5K) SODIMM Memory Module MAC RAM Upgrade at Amazon.com
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Hynix IC 32GB KIT4x8GB Compatible for Apple DDR3 1333MHz PC310600 for iMac Mid 2010 27 inch Mid 2011 21527 inch MAC SODIMM Upgrade | MAX RAM Upgrade for iMac 113 iMac 121 iMac 12 2 - Newegg.com