I got a FREE 2013 iMac 21.5 with internal upgrades including Samsung evo ssd and 16gigs of ram. Then used open legacy patcher to install Mac OS Venture 13.5 beta. : r/OSXBeta
Memory Upgrades for iMac 21.5-Inch 2012 - Late 2013
CMS 16GB (4X4GB) DDR3 10600 1333MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Apple® iMac Core I3 3.06 21.5-Inch (Mid-2010) - A28 at Amazon.com
Memory upgrade: Apple iMac 2012/2013/2014 (Howto)
How to upgrade RAM iMac late 2013 21.5inch - break & fix MOVIE - YouTube
Performance - Apple 21-inch iMac, late 2013 review - Page 3 | TechRadar
Apple Classifies Early 2013 21.5-inch iMac as Obsolete - MacRumors
iMac Intel 21.5" EMC 2638 RAM Replacement - iFixit Repair Guide
Apple's New 21.5 Inch iMac Has Upgradeable Parts — That's a Huge Deal
Apple Desktops - iMAC Stylish | 21.5 INCH | Core i5 2.7GHz | 8GB RAM | 1TB HDD * ULTRASLIM * Intel Iris Pro Graphics for sale in Johannesburg (ID:588906360)
Memory Upgrades for iMac 21.5-Inch 2012 - Late 2013
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 Intel 21.5" EMC 2389 RAM Replacement - iFixit Repair Guide
Install memory in an iMac - Apple Support
2012 21.5-Inch Apple iMac Review: Slim, Sleek, And Stylish, But Far From Shallow | TechCrunch
New CPUs, faster Wi-Fi, same flaws: Apple's 2013 iMac reviewed | Ars Technica
iMac 21.5" 2.7Ghz i5 RAM & SSD UPGRADE 2017 - YouTube
Apple iMac 21.5" All-in-One Desktop Core i3-3225 3.3GHz 4GB RAM 500GB HDD Mac OS Mojave Early-2013 w/ Keyboard & Mouse ME699LL/A
Apple's new 'Assembled in USA' iMac a bear to upgrade, repair • The Register
Pre-Owned Apple iMac 21.5-inch Desktop "Core i5" 2.9 (Late 2013) 8GB Memory 1TB HDD ME087LL/A - Best Buy
Install memory in an iMac - Apple Support
16GB KIT 2X 8GB for Apple iMac 2.7GHz 21.5" Late 2013 2.93GHz 27" Late
Apple 21.5" iMac® Intel Core i5 (2.3GHz) 8GB Memory 1TB Hard Drive Silver MMQA2LL/A - Best Buy
iMac Intel 21.5" EMC 2638 RAM Replacement - iFixit Repair Guide
Apple iMac, 21.5" 2013, i5 2.9GHz, 16GB RAM, 1TB HDD | The Renewed Store
Memory upgrade: Apple iMac 2012/2013/2014 (Howto)
