Pas-à-pas : changer la mémoire RAM d'un iMac Retina 5K ou d'un iMac 27 pouces | MacGeneration
8GB Crucial DDR4-2666 CL19 PC4-19200 SO-DIMM für iMac 27" 2017/ab März 2019 ++ Cyberport
Apple 27-inch iMac 2020 review | Macworld
Crucial Memory Bundle with 16GB (2 x 8GB) DDR4 2666MHz SODIMM Upgrade kit CT2K8G4SFS8266 Compatible with iMac Retina 5K 27-inch 2019 (iMac19,1) and Mac Mini 2018 (Macmini8,1) at Amazon.com
Apple iMac 21.5-Inch (2019) Review | PCMag
Memory Upgrades for 2019-2020 iMac 27-Inch - Up to 128GB