iMac (Retina 5K, 27-inch, 2019) - Technical Specifications
NEMIX RAM 32GB Upgrade Kit (2x16GB) DDR4 2666MHz PC4-21300 SODIMM Memory Compatible for Apple iMac Mid 2020 iMac (20,1 / 20,2) / Mid 2019 iMac (19,1) 27-inch w/Retina 5K, Late 2018 Mac Mini (8,1)
Adamanta 32GB (2x16GB) Memory Upgrade for 2020 Apple iMac 27" w/Retina 5K Display, 2019 Apple iMac 27" w/Retina 5K Display, 2018 Apple Mac Mini DDR4 2666Mhz PC4-21300 SODIMM 2Rx8 CL19 1.2v DRAM
New For Imac 27" Retina 5k 2019 Year A2115 4gb 8gb 16gb 32gb 64gb 128gb Ram Pc4-2666v 2667mhz Ddr4 Memory Upgrade Kit Emc 3194 - Laptop Repair Components - AliExpress
Amazon.com: A-Tech 32GB RAM for Apple iMac & Mac Mini (2018, 2019 & 2020) | DDR4 2666 MHz SODIMM PC4-21300 / PC4-21333 260-Pin SO-DIMM Memory Upgrade : Electronics
A-Tech 64GB Kit (4x16GB) RAM for Apple iMac 2019 & 2020 27 inch Retina 5K
5K Apple iMac Retina 2019 27" Ram 64GB 128GB DDR4 2666 MHz memory Kit iMac19,1 | eBay
OWC 16GB (2 x 8GB) PC21300 DDR4 2666MHz SO-DIMMs Memory Compatible with Mac Mini 2018, iMac 2019 and up, and Compatible PCs (OWC2666DDR4S16P) at Amazon.com
Factory Original 64GB (2x32GB) Memory Upgrade for 2020 & 2019 Apple iMac 27" w/ Retina 5K Display & 2018 Apple Mac Mini DDR4 2666Mhz PC4-21300 SODIMM 2Rx8 CL19 1.2v RAM Adamanta at Amazon.com
128GB (4 X 32GB) Memory for 27" Apple iMac with Retina 5K Display (2019) iMac19,1
![Apple iMac 2019 21.5" i7-8700 3.2GHz 8GB RAM 1TB HDD A2116 [READ] | eBay](https://i.ebayimg.com/images/g/fQ0AAOSwyiljfoJx/s-l1600.png "Apple iMac 2019 21.5" i7-8700 3.2GHz 8GB RAM 1TB HDD A2116 [READ] | eBay")
Apple iMac 2019 21.5" i7-8700 3.2GHz 8GB RAM 1TB HDD A2116 [READ] | eBay
2019 iMac 5K Retina Memory - Intel 6-Core i5 27" 2019 MRQY2LL/A- DMS
A-Tech 8GB RAM for Apple iMac & Mac Mini (2018, 2019 & 2020) | DDR4 2666 MHz SODIMM PC4-21300 / PC4-21333 260-Pin SO-DIMM Memory Upgrade
V-Color 16Gb(2X8Gb) 2666Mhz Ddr4 Compatible for Imac Retina 5K, 27-Inch, 2019 an 313038354305 | eBay
21.5-inch 3.0GHz 6-core Core i5 iMac (2019) review | Macworld
2020 2019 5k 27 Inch Imac 64gb 32gb 16gb 8gb Ddr4 2666 2667 Apple All-in-one Pc Memory Ram - Rams - AliExpress
iMac 27" Retina 5K Display - Campus Computer Store
32GB Memory Upgrade for 21.5-inch iMac 2019
27-inch iMac with Retina 5K display: 3.8GHz 8-core 10th-generation Intel Core i7 processor, 512GB - Central Tech Store
Timetec Hynix IC 16GB Compatible for Apple 2019 iMac 27-inch w/Retina 5K Display, Late 2018 Mac Mini DDR4 2666MHz PC4-21300 2Rx8 CL19 1.2V SODIMM Memory RAM Upgrade (16GB) - Newegg.com
iMac (Retina 4K, 21.5-inch, 2019) - Technical Specifications
Factory Original 64GB (2x32GB) Memory Upgrade for 2020 & 2019 Apple iMac 27" w/ Retina 5K Display & 2018 Apple Mac Mini DDR4 2666Mhz PC4-21300 SODIMM 2Rx8 CL19 1.2v RAM Adamanta at Amazon.com
64GB 2x32GB DDR4 2666 SODIMM Memory RAM for 2019 APPLE iMac 5K Retina 19,1 A2115 | eBay
![How to upgrade the 27-inch 5K iMac (2019) with a massive 128GB of RAM [Video] - 9to5Mac](https://9to5mac.com/wp-content/uploads/sites/6/2019/04/2019-27-inch-5K-iMac-OWC-128GB.jpg?quality=82&strip=all "How to upgrade the 27-inch 5K iMac (2019) with a massive 128GB of RAM [Video] - 9to5Mac")