8GB PC3-8500 RAM for Apple iMac Late 2009 - 27 Inch MC507LL/A Memory Upgrade Module
Should I upgrade my late 2009 27" iMac fr… - Apple Community
Install memory in an iMac - Apple Support
iMac Intel 27" EMC 2309 and 2374 RAM Replacement - iFixit Repair Guide
Apple iMac "Core i5" 2.66 27-Inch (Late 2009) Quad Core - Imagine41
Install memory in an iMac - Apple Support
iMac Intel 21.5" EMC 2428 RAM Replacement - iFixit Repair Guide
How do the "Late 2009" Aluminum iMac models compare to the "Early 2009" models that preceded them?: EveryMac.com
Timetec Hynix IC 16GB KIT(4x4GB) Compatible for Apple Late 2009 iMac 21.5-inch / 27-inch DDR3 1067MHz/1066MHz PC3-8500 CL7 204 Pin 1.5V SODIMM RAM Upgrade for iMac 10,1 iMac 11,1 (16GB KIT(4x4GB)) - Walmart.com
Buy Timetec 8GB KIT(2x4GB) Compatible for Apple DDR3 1067MHz / 1066MHz PC3-8500 CL7 for Mac Book, Mac Book Pro, iMac, Mac Mini (Late 2008, Early/ Mid/Late 2009, Mid 2010) SODIMM Memory MAC RAM
Review: Apple's 27" big screen iMac (late 2009) | AppleInsider
8GB -2x4GB Memory Ram Upgrade 21.5" Apple iMac 10.1 3.06GHz Core2Duo Late 2009 | eBay
Install memory in an iMac - Apple Support
Memory Upgrades for Apple iMac 2009 - Up to 32GB
Install memory in an iMac - Apple Support
Install memory in an iMac - Apple Support
Install memory in an iMac - Apple Support
Buy Timetec 32GB KIT(4x8GB) Compatible for Apple DDR3 1067MHz/1066MHz PC3-8500 CL7 Dual Rank for iMac (Late 2009 27-inch) 204 Pin Dual Rank SODIMM Memory Module MAC RAM Upgrade for iMac 11,1 Online
Install memory in an iMac - Apple Support
Install memory in an iMac - Apple Support
KIT Apple iMac 21.5 Desktop Intel Core i5 2.50GHz 4GB RAM 500GB HDD MC309LL/A (B) - Walmart.com
Apple iMac 21.5-inch Late 2009 - 3.33GHz Core 2 Duo Desktop DDR3 RAM Memory | Kingston
Memory Upgrades for Apple iMac 2009 - Up to 32GB
Install memory in an iMac - Apple Support
Install memory in an iMac - Apple Support
iMac (2009) RAM & Storage Upgrades
iMac 27-Inch "Core i7" 2.8 (Late 2009) Specs (Late 2009, MC507LL/A, iMac11,1, A1312, 2374): EveryMac.com
