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
Install memory in an iMac - Apple Support
How to Upgrade/Install Memory in a 21.5-inch iMac (Late 2012– Mid 2014) iMac14,1 iMac14,3 - YouTube
Apple Posts iMac (Late 2013) Memory Specifications
Memory Upgrades for iMac 21.5-Inch 2012 - Late 2013
Amazon.com: Apple 21.5" iMac Desktop Computer, Intel Core i5-7360U, 8GB RAM Memory, 1TB HDD Hard-Drive, Mac OSX Operating System, MMQA2LL/A (Renewed) : Electronics
iMac RAM Upgrade mixing different memory sticks: 27” iMac late 2013 - YouTube
A-Tech 32GB Kit (4x8GB) RAM for Apple iMac (Late 2012, Late 2013, Late 2014, Mid 2015) | DDR3 1600MHz PC3-12800 SODIMM 204-Pin Memory Upgrade at Amazon.com
Apple iMac 21.5″ 2013 – i5 – 2.70 GHz (i5-4570R) Processor, 8GB RAM, 1TB HDD, Catalina, Grade B | Green Dragon Technology
Mac RAM Upgrade, Best iMac Memory Upgrade – Best Reviews
16GB -2x8GB Memory Ram Upgrade 21.5" Apple iMac-14.1 Core i5 2.7GHz Late 2013 | eBay
Memory upgrade: Apple iMac 2012/2013/2014 (Howto)
iMac RAM upgrade: Here's an affordable way to improve multitasking - CNET
Install memory in an iMac - Apple Support
Install memory in an iMac - Apple Support
Amazon.com: 2013 Apple iMac with 3.2GHz Intel Core i5 (27-inch, 8GB 1TB Mac OS X) (Renewed) : Electronics
HOW I UPGRADED MY iMAC 21.5in Late 2013 MODEL (SSD & RAM UPGRADE) - YouTube
2013 Apple iMac 21.5" 2.7GHz i5 8GB Ram 1TB HD wired keyboard mouse | eBay
Install memory in an iMac - Apple Support
Apple iMac 21.5" Core i5-4570R 2.70 GHz, 8GB RAM, 1TB HDD, 10.15.6 Lat – PC Retro Shop
Refurbished: Refurbished Apple iMac 21.5 (Late 2013) Intel Core I5-4570S CPU @ 2.9GHz A1418 8GB RAM 1TB HDD Silver (Grade A+) - Newegg.com
Memory upgrade: Apple iMac 2012/2013/2014 (Howto)
iMac Intel 27" EMC 2639 RAM Replacement - iFixit Repair Guide
