4GB Memory Module for Apple iMac 27-inch (Late 2012) Core i5 Core i7 1600MHz DDR3 (PC3-12800) (PARTS-QUICK Brand) at Amazon.com
It's Dead Easy to Swap the RAM on a 27” iMac (Late 2012) – How To
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
Imac 27 inch Late 2012 core i5 16GB RAM 1TB HDD - All in one computer - computers - by owner - electronics sale -...
Apple iMac Late 2012 A1418 21.5" i5 2.7GHz 8GB RAM 128GB HDD Mac OS Catalina | eBay
Memory Upgrades for iMac 27-Inch (2012 - Mid 2015)
How to Upgrade Memory in a 27-inch iMac (Late 2012-2013) iMac13,2 and iMac14,2 - YouTube
8GB (2X4GB) RAM Memory for Apple iMac "Core i7" 3.4 27-Inch (Late 2012) A24 | eBay
Apple iMac 2012 (Late) 27-inch 2K (iMac 13,2) SSD ,Ram & macOS Mac OS X OSX Upgrades - ZD Laptop Service Centre
27" iMac Offers Easier RAM Upgrade
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