Crucial 32GB PC4-21300 260-pin DDR4 SDRAM SODIMM for iMac, Mac (CT32G4S266M)
![iMac Core i5 21.5", i5-4570, 8GB DDR4, 1TB HDD, No OS (For Refurb) | eBay](https://i.ebayimg.com/images/g/91UAAOSwQ9hjzu5o/s-l1200.webp "iMac Core i5 21.5", i5-4570, 8GB DDR4, 1TB HDD, No OS (For Refurb) | eBay")
iMac Core i5 21.5", i5-4570, 8GB DDR4, 1TB HDD, No OS (For Refurb) | eBay
iMac 2019 - upgraded w 2 extra ram and the speed dropped to 2400 MHz? | MacRumors Forums
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
![iMac Core i7 21.5", i7-3770, 8GB DDR4, 1TB HDD, No OS (For Refurb) #2 | eBay](https://i.ebayimg.com/images/g/16IAAOSwew9jzwwT/s-l1600.jpg "iMac Core i7 21.5", i7-3770, 8GB DDR4, 1TB HDD, No OS (For Refurb) #2 | eBay")
iMac Core i7 21.5", i7-3770, 8GB DDR4, 1TB HDD, No OS (For Refurb) #2 | eBay
Apple 27-inch iMac with Retina 5K display: 3.8GHz 8-core 10th-generation Intel Core i7 | Sweetwater
Apple Memory Module 16GB DDR4 2400MHz SO-DIMM (2x8GB) - Apple
Amazon.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 : Electronics
DDR4 | 2019/2020 iMac | SO-DIMM | iMac Memory
iMac Intel 27" EMC 3070 (Mid 2017, 5K Display) Memory Maxxer RAM Upgrade Kit
Crucial 8GB DDR4-2400 SODIMM Memory for Mac | CT8G4S24AM | Crucial.com
Crucial 32GB Kit (2 x 16GB) DDR4-2666 SODIMM Memory for Mac | CT2K16G4S266M | Crucial.com
Apple iMac Pro A1862 3.0GHz 10-core Intel Xeon W processor 64GB DDR4 R – Global iStores
128GB Memory Upgrade for 2019-2020 Apple iMac (27-Inch)
parts-quick 16GB (2 X 8GB) Kit Memory Module for Apple iMac 27" 2017 5K Retina Display DDR4 2400MHz SO-DIMM Compatible RAM at Amazon.com
Apple Memory Module 32GB DDR4 2666MHz SO-DIMMS (2x16GB) - Apple
Amazon.com: A-Tech 16GB RAM for 2017 iMac 21.5 inch Non-Retina | DDR4 2133MHz PC4-17000 SO-DIMM 260-Pin CL15 1.2V Non-ECC Unbuffered Memory Upgrade Module : Electronics
Apple iMac MHK03LL/A (Mid 2020) 21.5", Full HD IPS Display; Intel Core – JBBwell
iMac 2017 RAM update, running smoothly on 3200MHz DDR4, higher than 2400MHz Recommendation : r/mac
Amazon.com: OWC 32GB (2 x 16GB) PC19200 DDR4 2400MHz SO-DIMMs Memory Compatible with Mac Mini (Late 2018), 27" and 21.5" iMac (Mid 2017), and Compatible PCs (OWC2400DDR4S32P) : Everything Else
Amazon.com: 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 : Electronics
DDR4 2400MHz PC4-19200 for Apple iMac 21.5" 18,1 & 18,2
