32.0GB OWC Memory Upgrade Kit For 2010-2011 Apple iMac
Install memory in an iMac - Apple Support
iMac 27-inch Mid 2010 – Full Tech Specs, Release Date, and Price
A-Tech 32GB (4x8GB) RAM for Apple iMac (Mid 2010 27 inch 4-Core, Mid 2011 21.5/27 inch) | DDR3 1333MHz PC3-10600 204-Pin SODIMM Memory Upgrade Kit at Amazon.com
Timetec Hynix IC 16GB KIT(2x8GB) Compatible for Apple DDR3 PC3-8500 1067MHz/1066MHz Upgrade for MacBook 13'' Mid 2010, MacBook Pro 13'' Mid 2010, iMac 27''Late 2009, Mac Mini Mid 2010(16GB KIT(2x8GB)) Laptop Memory -
iMac 10,1 (21.5-inch | 27-inch, Late 2009)
iMac Intel 27" Mid 2010 EMC 2374 - used original spareparts for Macs
Apple MC508LL/A 21.5" iMac Computer Core i3 3.06 GHz 4GB RAM 500GB HD Mid- 2010 | RecycledGoods.com
How to Upgrade iMac RAM (21.5" and 27" Aluminum): EveryMac.com
A-Tech 32GB (4x8GB) RAM for Apple iMac (Mid 2010 27 inch 4-Core, Mid 2011 21.5/27 inch) | DDR3 1333MHz PC3-10600 204-Pin SODIMM Memory Upgrade Kit at Amazon.com
Install memory in an iMac - Apple Support
iMac - Wikipedia
A-Tech 16GB Kit (2x8GB) DDR3 1066MHz / 1067MHz PC3-8500 SODIMM RAM for Apple MacBook (13 inch, Mid 2010), MacBook Pro (13 inch, Mid 2010), iMac (27 inch, Late 2009), Mac Mini (Mid 2010) at Amazon.com
How to Upgrade iMac RAM (21.5" and 27" Aluminum): EveryMac.com