![OWC 32.0GB (4 x8GB) PC8500 DDR3 1066 MHz 240 pin Memory Upgrade Kit Compatible with 2009 iMac 27 inch, (OWC8566DDR3S32S) at Amazon.com OWC 32.0GB (4 x8GB) PC8500 DDR3 1066 MHz 240 pin Memory Upgrade Kit Compatible with 2009 iMac 27 inch, (OWC8566DDR3S32S) at Amazon.com](https://m.media-amazon.com/images/I/51zrYNaDy9L._AC_.jpg)
OWC 32.0GB (4 x8GB) PC8500 DDR3 1066 MHz 240 pin Memory Upgrade Kit Compatible with 2009 iMac 27 inch, (OWC8566DDR3S32S) at Amazon.com
![CMS 32GB (4X8GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Apple® iMac Core I7 3.4 27-Inch (Late 2012) - A6 at Amazon.com CMS 32GB (4X8GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Apple® iMac Core I7 3.4 27-Inch (Late 2012) - A6 at Amazon.com](https://m.media-amazon.com/images/I/71zgz0dAVbL.jpg)
CMS 32GB (4X8GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Apple® iMac Core I7 3.4 27-Inch (Late 2012) - A6 at Amazon.com
![Third-Party RAM for 27-inch iMac Still Far More Affordable Than Apple's Checkout Upgrade Options - MacRumors Third-Party RAM for 27-inch iMac Still Far More Affordable Than Apple's Checkout Upgrade Options - MacRumors](https://images.macrumors.com/t/OrKad7DAlme733bl9JqbjX6IljM=/1600x/article-new/2020/08/new-27-inch-imac-2020.jpg)
Third-Party RAM for 27-inch iMac Still Far More Affordable Than Apple's Checkout Upgrade Options - MacRumors
![Amazon.com: Apple iMac 27-inch Desktop Computer MK482LL/A - 3.2GHz Intel Core i5, 32GB RAM, 1TB HDD - Silver (Renewed) : Electronics Amazon.com: Apple iMac 27-inch Desktop Computer MK482LL/A - 3.2GHz Intel Core i5, 32GB RAM, 1TB HDD - Silver (Renewed) : Electronics](https://m.media-amazon.com/images/I/717q8QReNaL.jpg)