64GB RAM upgrade kit for 21.5-inch iMAC now offered by OWC - 9to5Mac
Review: Apple's 21.5" iMac with Retina 4K display gets solid 2017 architectural refresh | AppleInsider
iMac 21.5-inch Retina (Mid-2017) Core i5 3.0GHz - HDD 1 TB - 8GB | Back Market
Apple iMac with Retina 4K Display (21.5-inch, 8GB RAM, 256GB SSD Stora – HHgregg Electronics
Timetec 32GB KIT(2x16GB) Compatible for Apple 2017 iMac (27-inch w/Retina 5K, 21.5-inch
Install memory in an iMac - Apple Support
Apple iMac 21.5-Inch With 4K Retina Display (2017) Review | PCMag
iMac Retina 4K 2019 21.5-inch 1TB Fusion 3.2GHz Six-core i7 MRT32LL/A (BTO)
How to Upgrade iMac Hard Drive or SSD 2012-2022: EveryMac.com
Apple 21.5" Certified Refurbished iMac Desktop Intel Core i5 2.3GHz 8GB Memory 1TB HDD (2017) Silver MMQA2LL/A - Best Buy
Apple 21.5in iMac with Retina 4K display (2017) review | Stuff
iMac 21.5-inch 4K (2017) Review | Trusted Reviews
iMac 21.5" 4K Retina 2019 Model MHK33C/A - Upgrade - YouTube
2017 21.5-inch 4K iMac memory upgrade kit includes 32GB of RAM, tools to take it apart | AppleInsider
iMac Intel 21.5" Retina 4K Display (2017) RAM Replacement - iFixit Repair Guide
OWC Tears Down iMac Retina 4K, Confirms Memory Is Soldered
Apple 21.5" iMac with Retina 4K Display (Mid 2017)
Install memory in an iMac - Apple Support
iMac Intel 21.5" Retina 4K Display (2017) RAM Replacement - iFixit Repair Guide
Install memory in an iMac - Apple Support
64GB Memory Upgrade Kit for 21.5-inch Apple iMac 2017
iMac 21.5-inch (2017) Review: Ultimate Refinement | Macworld
NEMIX RAM 32GB (2X16GB) SODIMM Memory Upgrade Kit DDR4 2400MHz PC4-19200 Compatible with Apple iMac 2017 27-inch w/Retina 5K, 21.5-inch w/Retina 4K /Non-Retina 4K iMac 18,1 / iMac 18,2 / iMac 18,3 at
iMac Core i5 3.0GHz 21.5-Inch (4K, Mid 2017) - MacUpgrades.co.uk
Install memory in an iMac - Apple Support
