![Amazon.com: V-Color 128GB(4x32GB) 2666MHz ddr4 Compatible for iMac Retina 5K, 27-inch, 2019 and iMac Retina 5K, 27-inch, 2020 Non ecc SODIMM Mac Memory Ram Upgrade pc4-21300 CL19 260-pin 1.2V (TN432G26D819Q-VC) : Everything Amazon.com: V-Color 128GB(4x32GB) 2666MHz ddr4 Compatible for iMac Retina 5K, 27-inch, 2019 and iMac Retina 5K, 27-inch, 2020 Non ecc SODIMM Mac Memory Ram Upgrade pc4-21300 CL19 260-pin 1.2V (TN432G26D819Q-VC) : Everything](https://m.media-amazon.com/images/I/61nmGiI7I1L.jpg)
Amazon.com: V-Color 128GB(4x32GB) 2666MHz ddr4 Compatible for iMac Retina 5K, 27-inch, 2019 and iMac Retina 5K, 27-inch, 2020 Non ecc SODIMM Mac Memory Ram Upgrade pc4-21300 CL19 260-pin 1.2V (TN432G26D819Q-VC) : Everything
What should you keep in mind when choosing RAM for your Apple iMac? - Coolblue - anything for a smile
![iMac "Core i5" 3.4 27" (5K, Mid-2017) Specs (Retina 5K, Mid-2017, MNE92LL/A, iMac18,3, A1419, 3070): EveryMac.com iMac "Core i5" 3.4 27" (5K, Mid-2017) Specs (Retina 5K, Mid-2017, MNE92LL/A, iMac18,3, A1419, 3070): EveryMac.com](https://everymac.com/images/cpu_pictures/apple-imac-27-mid-2017.jpg)