Apple iMac A1312 27" Late 2009 / Intel i5-750 @ 2.66GHz / 4GB RAM / ATI Radeon HD
Timetec 16GB KIT(4x4GB) Compatible for Apple DDR3 1067MHz / 1066MHz PC3-8500 CL7 Dual Rank for iMac (Late 2009 21.5-inch / 27-inch) SODIMM Memory MAC RAM Upgrade for iMac 10,1 and iMac 11,1 at Amazon.com
iMac | 2.66 GHz Intel i5 | 27 Inch | Late 2009 - Techable.com
How to Upgrade Memory in a Late 2009 21.5-inch or 27-inch iMac - YouTube
Apple iMac 27-inch Late 2009 3.06GHz Intel Core 2 Duo (MB952LL/A) – UNICOM, Inc.
Apple iMac 27" - Late 2009 Reviews, Pros and Cons | TechSpot
Review: Apple's 27" big screen iMac (late 2009) | AppleInsider
Memory Upgrades for Apple iMac 2009 - Up to 32GB
Sold - 27" iMac Late 2009 // $295 - Boulder Mac Repair
iMac (27-inch, 2.8GHz Intel Core i7, Late 2009) | iGotOffer
Apple iMac Late 2009 All in One Pc i7 16gb Ram 2TB HHD 2.8gz Selling as Is | eBay