iMac (Retina 5K, 27-inch, 2019) - Technical Specifications
A-Tech 64GB Kit (4x16GB) RAM for Apple iMac 2019 & 2020 27 inch Retina 5K | DDR4 2666 MHz SODIMM PC4-21300 / PC4-21333 260-Pin SO-DIMM Memory Upgrade
16GB Memory for Apple iMac Retina 4K 21.5-inch (2019) DDR4 2666 MHz SODIMM RAM | eBay
A-Tech 32GB Kit (2x16GB) RAM for Apple iMac & Mac Mini (2018, 2019 & 2020) | DDR4 2666 MHz SODIMM PC4-21300 / PC4-21333 260-Pin SO-DIMM Memory Upgrade
Timetec 32GB KIT(2x16GB) Compatible for Apple DDR4 2666MHz / 2667MHz for Mid 2020 iMac (20,1/
A-Tech 16GB RAM for Apple iMac & Mac Mini (2018, 2019 & 2020) | DDR4
Apple Memory Module 16GB DDR4 2666MHz SO-DIMMS (2x8GB) - Apple
DDR4 | 2019/2020 iMac | SO-DIMM | iMac Memory
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
Timetec Hynix IC 32GB KIT(2x16GB) 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 (32GB KIT(2x16GB)) - Newegg.com
A-Tech 64GB Kit (4x16GB) RAM for Apple iMac 2019 & 2020 27 inch Retina 5K | DDR4 2666 MHz SODIMM PC4-21300 / PC4-21333 260-Pin SO-DIMM Memory Upgrade
OWC 64GB (4 x 16GB) 2666MHz DDR4 PC4-21300 SO-DIMM 260 Pin Memory Upgrade, (OWC2666DDR4S64S), for 2019 27 inch iMac
![How to upgrade the 27-inch 5K iMac (2019) with a massive 128GB of RAM [Video] - 9to5Mac](https://9to5mac.com/wp-content/uploads/sites/6/2019/04/2019-5K-27-inch-iMac-RAM-128GB-Upgrade.jpg?quality=82&strip=all "How to upgrade the 27-inch 5K iMac (2019) with a massive 128GB of RAM [Video] - 9to5Mac")
How to upgrade the 27-inch 5K iMac (2019) with a massive 128GB of RAM [Video] - 9to5Mac
A-Tech 64GB Kit (4x16GB) RAM for Apple iMac 2019 & 2020 27 inch Retina 5K | DDR4 2666 MHz SODIMM PC4-21300 / PC4-21333 260-Pin SO-DIMM Memory Upgrade
32GB DDR4 2666 2667MHz SODIMM Mac Memory RAM for APPLE iMac 2019 5K Retina A2115 | eBay
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
![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")
How to upgrade the 27-inch 5K iMac (2019) with a massive 128GB of RAM [Video] - 9to5Mac
OWC 256GB 2666 MHz DDR4 LRDIMM Memory Upgrade Kit
128GB 4X32GB DDR4 2666 Memory G.SKILL RAM for Apple iMac 5k 19,1 2019 Upgrade | eBay
A-Tech 64GB Kit (4x16GB) RAM for Apple iMac 2019 & 2020 27 inch Retina 5K
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
Timetec Hynix IC 32GB Kit (2x16GB) DDR4 2666MHz PC4-21300 Unbuffered Non-ECC 1.2V CL19 260 Pin SODIMM Laptop Notebook Computer Memory RAM Module Upgrade S Series (Not For iMac 2019) (32GB KIT(2x16GB)) -
OWC 2x 16GB DDR4 2666MHz SO-DIMM PC4-21300 Memory Upgrade Kit - OWC2666DDR4S32P - -
16GB iMac Memory for 27-inch Retina - 2019 to Current - Models 19.1 20.1 20.2 | Ramjet.com
Timetec Hynix IC 32GB KIT(2x16GB) 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 (32GB KIT(2x16GB)) - Walmart.com
