A-Tech 8GB RAM for Apple MacBook Pro (Mid 2012), iMac (Late 2012, Early/Late 2013, Late 2014, Mid 2015), Mac Mini (Late 2012) | DDR3 1600MHz PC3-12800 SODIMM 204-Pin Memory Upgrade at Amazon.com
MacBook Pro 13" Retina Display Late 2013 Teardown - iFixit
macbook pro - Can I upgrade RAM on late 2013 retina Mac Book Pro? - Ask Different
MacBook Pro 13" Retina Display Late 2013 Teardown - iFixit
iMac with Retina 5K Display 2014/2015 Memory Upgrades
A-Tech 16GB Kit (2x8GB) RAM for Apple MacBook Pro (Mid 2012), iMac (Late 2012, Early/
Amazon.com: Timetec 8GB KIT(2x4GB) Compatible for Apple DDR3L 1600MHz for Mac Book Pro (Early/Late 2011,Mid 2012), iMac(Mid 2011,Late 2012,Early/Late 2013,Late 2014,Mid 2015), Mac Mini(Mid 2011,Late 2012) MAC RAM : Electronics
How to add more RAM to your MacBook Pro - CNET
Adamanta 8GB (1x8GB) Apple Memory Upgrade DDR3L 1600MHz SODIMM Compatible for iMac (Mid 2011, Late 2012, Early/Late 2013, Late 2014, Mid 2015), MacBook Pro (Early/Late 2011, Mid 2012), Mac Mini at Amazon.com
macbook pro - Can I upgrade RAM on late 2013 retina Mac Book Pro? - Ask Different
How to upgrade Apple MacBook Pro RAM - YouTube
Odyson - Logic Board 2.6GHz Core i5 (i5-4288U), 8GB RAM Replacement for MacBook Pro 13"
CMS 32GB (4X8GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Apple® iMac Retina 5K 27-Inch (Late 2014) Core I5/I7 - A6 at Amazon.com
Install 16GB RAM Upgrade on Macbook Pro 15" in under 5 minutes - YouTube