iMac Retina 4K 2019 21.5-inch 1TB Fusion 3.2GHz Six-core i7 MRT32LL/A (BTO)
iMac Intel 21.5" Retina 4K Display (2017) RAM Replacement - iFixit Repair Guide
Review: Apple's 21.5" iMac with Retina 4K display gets solid 2017 architectural refresh | AppleInsider
Install memory in an iMac - Apple Support
How to Upgrade/Install Memory in a 21.5-inch iMac (Mid 2017) iMac18,1 iMac18,2 - YouTube
iMac (Retina 4K, 21.5-inch, 2017) - Technical Specifications
Install memory in an iMac - Apple Support
64GB RAM upgrade kit for 21.5-inch iMAC now offered by OWC - 9to5Mac
iMac 21.5-inch 4K (2017) Review | Trusted Reviews
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
Install memory in an iMac - Apple Support
2017 21.5-inch 4K iMac memory upgrade kit includes 32GB of RAM, tools to take it apart | AppleInsider
OWC Tears Down iMac Retina 4K, Confirms Memory Is Soldered
iMac 21.5-inch 4K (2017) Review | Trusted Reviews
iMac 21.5" 2.7Ghz i5 RAM & SSD UPGRADE 2017 - YouTube
Configure your own 21.5-inch Apple iMac (2017) at OWC
Apple A Grade Desktop Computer iMac 21.5-inch (Retina 4K) 3.4GHZ Quad Core i5 (Mid 2017) MNE02LL/A 8 GB 1 TB HDD 4096 x 2304 Display Mac OS Includes Keyboard and Mouse - Walmart.com
Apple 21.5" iMac with Retina 4K Display (Mid 2017) MNDY2LL/A B&H
iMac Retina 4K 21.5" 3.0GHz (Mid 2017) | mac of all trades
A-Tech 16GB (2x8GB) RAM for Apple iMac 2017 (27 inch Retina 5K & 21.5 inch Retina 4K) | DDR4 2400MHz SODIMM PC4-19200 1.2V 260-Pin SO-DIMM Memory Upgrade Kit at Amazon.com
Review: Apple's 21.5-in., 3.4GHz 'Kaby Lake' 2017 iMac | Computerworld
A-Tech 32GB (2x16GB) RAM for Apple iMac 2017 (27 inch Retina 5K & 21.5 inch Retina 4K) | DDR4 2400MHz SODIMM PC4-19200 2Rx8 1.2V 260-Pin SO-DIMM Memory Upgrade Kit at Amazon.com
Apple 21.5" Certified Refurbished iMac Desktop Intel Core i5 2.3GHz 8GB Memory 1TB HDD (2017) Silver MMQA2LL/A - Best Buy
Apple iMac with Retina 4K Display (21.5-inch, 8GB RAM, 256GB SSD Storage, Intel Core i5) - Walmart.com
