Memory Upgrades for iMac 21.5-Inch 2012 - Late 2013
OWC 16GB (2x8GB) ram Upgrade PC3-12800 DDR3L 1600MHz sodimm 204 Pin CL11 Memory Upgrade Kit Compatible with Late iMac, Mac Mini, and MacBook Pro Computer at Amazon.com
Apple's 2012 iMac: Ready for its close-up (pictures) - CNET
Memory Upgrades for iMac 21.5-Inch 2012 - Late 2013
A First Look At The 2012 21.5-inch iMac, And How It Compares To Generations Past | TechCrunch
How to Upgrade/Install Memory in a 21.5-inch iMac (Late 2012– Mid 2014) iMac14,1 iMac14,3 - YouTube
How To Upgrade RAM in a Mac | Macworld
Apple 21.5" Pre-Owned iMac Desktop Intel Core i5 2.7GHz 8GB Memory 1TB HDD (2012) Silver MD093LL/A - Best Buy
Apple iMac (Late 2012) review (21.5- and 27-inch) | Macworld
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
iMac RAM upgrade: Here's an affordable way to improve multitasking - CNET
How to Upgrade iMac RAM: 2012-2022: EveryMac.com
Review: 27-Inch iMac 5K with i5 processor - 2012 on the outside, 2019 on the inside | AppleInsider
Apple's 27" iMac Late 2012 model. How to upgrade the ram to 16GB - YouTube
Teardown of New 21.5-inch iMac Reveals Glued Down LCD and Dual Microphones - MacRumors