Memory Upgrades for Apple iMac 2011 Up to 32GB
iMac Intel 21.5" and 27" (Late 2009-Mid 2010) SSD Upgrade Bundle - iFixit Store
iMac 27-Inch "Core 2 Duo" 3.06 (Late 2009) Specs (Late 2009, MB952LL/A, iMac10,1, A1312, 2309): EveryMac.com
iMac 21.5-Inch "Core 2 Duo" 3.06 (Late 2009) Specs (Late 2009, MB950LL/A*, iMac10,1, A1311, 2308): EveryMac.com
Install memory in an iMac - Apple Support
iMac (late 2009) 16GB RAM upgrade question | MacRumors Forums
iMac RAM Memory Installation 2009 2010 2011 21 5" Apple Dollars #13 - YouTube
Install memory in an iMac - Apple Support
16GB 4x4GB PC3-8500 1066MHz DDR3 MEMORY for Apple Imac 21.5 and 27" Late 2009 at Amazon.com
Install memory in an iMac - Apple Support
Timetec 8GB KIT(2x4GB) Compatible for Apple DDR3 1067MHz / 1066MHz PC3-8500 CL7 for Mac Book,
iMac Intel 21.5" EMC 2308 RAM Replacement - iFixit Repair Guide
Early 2009 model iMac Computer, DDR3 8GB (2x4GB) RAM Replacement - YouTube
A-Tech 8GB (2 x 4GB) PC3-8500 DDR3 1066/1067 MHz RAM for MacBook, MacBook Pro, iMac, Mac Mini (Late 2008, Early/Mid/Late 2009, Mid 2010) | 204-Pin SODIMM Memory Kit at Amazon.com
Install memory in an iMac - Apple Support
Apple iMac A1312 27'' Late 2009 Core 2 Duo 3.06GHz 4GB 500GB - OS X Yosemite | eBay
Install memory in an iMac - Apple Support
27-inch Apple iMac (late 2009)
Apple iMac Late 2009 21.5” Intel Core 2 Duo 3.06GHz 4GB RAM 500GB HDD A14 /14 | eBay
Install memory in an iMac - Apple Support
iMac (2009) RAM & Storage Upgrades
Install memory in an iMac - Apple Support
Install memory in an iMac - Apple Support
How-To: Boost your Mac's speed and prolong its useful life with easy RAM upgrades - 9to5Mac
