Apple 2020 iMac 27 Inch 5K 3.8GHz 8-Core i7 1TB SSD 64GB RAM 5700 XT 16GB GFX A2115 | MacPro-LA
Apple 2020 iMac with Retina 5K display. 2TB SSD storage 64GB RAM -...
Apple iMac 27", 3.6GHz 10-Core i9, 64GB RAM, 1TB SSD, Pro 5300, 10GbE Z0ZW0014N
OWC Confirms 64GB of RAM in Apple 27" iMac 2017
Timetec 64GB KIT(2x32GB) Compatible for Apple DDR4 2666MHz for Mid 2020 iMac (20,1 / 20,2) / Mid 2019 iMac (19,1) 27-inch w/Retina 5K Display, Late 2018 Mac Mini (8,1) PC4-21333 / PC4-21300 MAC RAM at Amazon.com
A-Tech 64GB (4x16GB) RAM for Apple iMac 2017 27 inch Retina 5K | DDR4 2400MHz SODIMM PC4-19200 2Rx8 1.2V 260-Pin SO-DIMM Memory Upgrade Kit at Amazon.com
Refurbished 27-inch iMac 3.6GHz 10-core Intel Core i9 with Retina 5K display, 10GB Ethernet - Apple
2020 iMac 27-inch 5K - Intel Core i9, 64GB, 1TB Flash, Radeon Pro 5700XT 16GB, Grade A | iPowerResale
Amazon.com: OWC 64GB (4 x 16GB) PC19200 DDR4 2400MHz SO-DIMMs Memory Compatible with 27" iMac (Mid 2017), and Compatible PCs (OWC2400DDR4S64S) : Everything Else
64GB (2x32GB) NEMIX RAM Memory for 2019 Apple iMac 27 inch Retina 5K (iMac19,1 A2115), 2018 Apple Mac Mini (Macmini8,1 A1993) System Specific Memory - Newegg.com