Amazon.com: 2017 Apple iMac Pro with 3.2GHz 8-core Intel Xeon W3503 (27-inch, 32GB RAM, 1TB SSD) - Space Gray (Renewed) : Electronics
Amazon.com: Early 2019 Apple iMac with 3.0GHz Intel Core i5 (27 inch Retina 5K Display, 8GB RAM, 1TB) (Renewed)
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