Teardown of new 21.5-inch iMac surprisingly reveals user-upgradable RAM, modular CPU - 9to5Mac
iMac Intel 21.5" A1418 and A2116 (2012-2019) Adhesive Strips
How to Upgrade/Install Memory in a 21.5-inch iMac (Late 2012– Mid 2014) iMac14,1 iMac14,3 - YouTube
Memory Upgrades for iMac 21.5-Inch 2012 - Late 2013
iMac RAM upgrade: Here's an affordable way to improve multitasking - CNET
OWC SSD Upgrade Kits for 21.5-Inch iMac (2013 - 2019)
Late 2013 iMac review: Faster than before, but the gains over previous models are modest | Macworld
OWC 16GB (2 x 8GB) PC21300 DDR4 2666MHz SO-DIMMs Memory Compatible with Mac Mini 2018, iMac 2019 and up, and Compatible PCs (OWC2666DDR4S16P) at Amazon.com
Apple Updates iMac with Faster CPUs and 802.11ac Wi-Fi - TidBITS
Memory Upgrades for iMac 21.5-Inch 2012 - Late 2013
SOLVED: Need more ram for iMac 21.5 late 2013 - iMac Intel 21.5" EMC 2638 - iFixit
21.5" Inch iMac Late 2013 A1418 RAM PCIe NVMe SSD Hard Drive Upgrade PSU Logicboard Replacement - YouTube
Install memory in an iMac - Apple Support
How to upgrade RAM iMac late 2013 21.5inch - break & fix MOVIE - YouTube
Memory Upgrades for iMac 21.5-Inch 2012 - Late 2013
How to Upgrade/Install Memory in a 21.5-inch iMac (Mid 2017) iMac18,1 iMac18,2 - YouTube
Amazon.com: Apple 21.5" ME699LL/A (Early 2013) iMac Ultra Thin AIO Desktop, FHD IPS Display, Intel Core i3 3.3GHz, 4GB DDR3, 500GB SATA, macOS (Renewed) : Electronics
Best Buy: Pre-Owned Apple iMac 21.5-inch Desktop "Core i5" 2.9 (Late 2013) 8GB Memory 1TB HDD ME087LL/A
Install memory in an iMac - Apple Support
usa-angel.com. Apple iMac 21.5" Core i5 2.7GHz 8GB RAM 1TB Desktop ME086LL/A Late 2013
Install memory in an iMac - Apple Support
![Apple iMac 21.5" Late 2013 Core i5 8GB RAM 250gb SSD - VESA Mount Only NO STAND | eBay](https://i.ebayimg.com/images/g/KfwAAOSwhxRj3KC0/s-l1200.jpg "Apple iMac 21.5" Late 2013 Core i5 8GB RAM 250gb SSD - VESA Mount Only NO STAND | eBay")
Apple iMac 21.5" Late 2013 Core i5 8GB RAM 250gb SSD - VESA Mount Only NO STAND | eBay
Apple's new 'Assembled in USA' iMac a bear to upgrade, repair • The Register
