iMac Intel 21.5" EMC 2638 RAM Replacement - iFixit Repair Guide
Apple iMac 21.5" Late 2013 Core i5 2.7GHz 8GB RAM 1TB HDD MacOS Big Sur 11.5.7 | eBay
Memory Upgrades for iMac 21.5-Inch 2012 - Late 2013
16GB -2x8GB Memory Ram Upgrade 21.5" Apple iMac-14.1 Core i5 2.7GHz Late 2013 | eBay
21.5 inch late 2013 iMac - RAM upgrade - Apple Community
Install memory in an iMac - Apple Support
How to Upgrade Memory in a 27-inch iMac (Late 2012-2013) iMac13,2 and iMac14,2 - YouTube
iMac Intel 27" EMC 2639 RAM Replacement - iFixit Repair Guide
Apple iMac 21.5-inch and 27-inch (Late 2013) reviews | Macworld
iMac Intel 27" EMC 2639 (Late 2013) Memory Maxxer RAM Upgrade Kit
Install memory in an iMac - Apple Support
NEMIX RAM 16GB Kit (2x8GB Upgrade) DDR3-1600 SODIMM PC3-12800 for Apple MacBook Pro Mid 2012 / iMac Late 2012 / iMac 2013, Late 2014, Mid 2015, Mac Mini Late 2012 at Amazon.com
Apple iMac 2013 (Late) 21.5-inch (iMac 14,3) SSD ,Ram & OSX Upgrades - ZD Laptop Service Centre
Memory Upgrades for iMac 27-Inch (2012 - Mid 2015)
Apple Posts iMac (Late 2013) Memory Specifications
CMS 16GB (2X8GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Apple® iMac Core I5 3.4 27-Inch (Late 2013) Me089Ll/A - A7
A-Tech 32GB Kit (4x8GB) RAM for Apple iMac (Late 2012, Late 2013, Late 2014, Mid 2015) | DDR3 1600MHz SODIMM PC3-12800 204-Pin SO-DIMM Max Memory Upgrade at Amazon.com
How to Upgrade/Install Memory in a 21.5-inch iMac (Late 2012– Mid 2014) iMac14,1 iMac14,3 - YouTube
Install memory in an iMac - Apple Support
Install memory in an iMac - Apple Support
Apple Classifies Early 2013 21.5-inch iMac as Obsolete - MacRumors
Upgrade RAM on Apple Retina iMac 5K (Late 2015) / How To install memory - YouTube
