128.0GB OWC Memory Upgrade Kit 4 X 32GB 2666MHZ DDR4 SO-DIMM PC4-21300 OWC Memory Lifetime
iMac w/Retina 5K display (27-inch Mid 2020) (August 2020)
iMac w/Retina 5K display (27-inch Early 2019) (March 2019)
https://eshop.macsales.com/item/OWC/2666DR4S128S/
