Apple A Grade Desktop Computer 27-inch iMac A1419 2017 MNED2LL/A 4.2 GHz Core i7 (I7-7700K) 48GB RAM 1 TB SSD Storage Mac OS Include Keyboard and Mouse - Walmart.com
Amazon.com: Late 2017 Apple iMac Pro with 3.2GHz 8-Core Xeon (27 inch 64GB RAM, 1TB SSD) Space Gray (Renewed) : Electronics
Apple iMac 27-Inch with 5K Display Review (2017): Serious Power | Tom's Guide
Install memory in an iMac - Apple Support
OWC Confirms New Low-End 27-inch iMac Can Be Fitted With 64GB RAM - MacRumors
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
Amazon.com: Late 2017 Apple iMac Pro with 3.2GHz 8-Core Xeon (27 inch 64GB RAM, 1TB SSD) Space Gray (Renewed) : Electronics
OWC Confirms New Low-End 27-inch iMac Can Be Fitted With 64GB RAM - MacRumors
Amazon.com: Apple iMac MNE92LL/A 27 Inch, 3.4 GHz Intel Core i5, 8GB RAM, 1TB Fusion Drive, Silver (Renewed), Mac OS : Electronics
Configure your own 27-inch Apple iMac (2017) at OWC
Apple iMac 27 inch 2017 / 5K RETINA / 2TB SSD / 8GB RAM/ Radeon Pro 580 | eBay
Amazon.com: Apple 2017 iMac with 2.3GHz Intel Core i5 (21.5-inch, 16GB RAM, 1TB HDD Storage) - Silver (Renewed) : Electronics
Memory Upgrades for 2017 iMac 27-Inch
Apple iMac 5K Retina 27" Desktop - 4.2GHz Quad-Core i7 - 16GB RAM - 2. – The Refurbished Apple Store
27-Inch iMac 3.4GHz Core-i5 8GB RAM 1.03TB Fusion Drive - AMD Radeon P – The Refurbished Apple Store