Memory Upgrades for iMac 21.5-Inch 2012 - Late 2013
How to Upgrade iMac Hard Drive or SSD 2012-2022: EveryMac.com
Harder, better, faster, stronger: A review of the 27-inch iMac | Ars Technica
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 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
iMac RAM for Model 13.2 to 15.1| DDR3-1600MHz | 8GBx4 | MacMemory.com
Timetec Hynix IC DDR3L 1600MHz PC3L-12800 SODIMM Compatible with Apple 2011, 2012, 2013, 2014 MacBook Pro, iMac, Mac mini (16GB Kit(2x8GB)) Laptop Memory - Newegg.com
A First Look At The 2012 21.5-inch iMac, And How It Compares To Generations Past | TechCrunch
Memory Upgrades for iMac 27-Inch (2012 - Mid 2015)
2012 21.5-Inch Apple iMac Review: Slim, Sleek, And Stylish, But Far From Shallow | TechCrunch
OWC 8GB (2 x 4GB) PC12800 DDR3L 1600MHz SO-DIMMs Memory Compatible with 2011-2015 iMac, 2011-12 Mac Mini, and 2011-2012 MacBook Pro (Non-Retina Display) Models (OWC1600DDR3S08S) at Amazon.com
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
How to Upgrade/Install Memory in a 21.5-inch iMac (Late 2012– Mid 2014) iMac14,1 iMac14,3 - YouTube