iMac Intel 21.5" EMC 2544 RAM Replacement - iFixit Repair Guide
Memory Upgrades for Apple iMac 2009 - Up to 32GB
Install memory in an iMac - Apple Support
How to Upgrade Memory in a Late 2009 21.5-inch or 27-inch iMac - YouTube
iMac | 2.0 GHz Core 2 Duo | 20 Inch | Mid 2009 - Techable.com
Review: 21.5-inch 2012 iMac takes two steps forward, one step back | Ars Technica
Install memory in an iMac - Apple Support
iMac RAM upgrade: Here's an affordable way to improve multitasking - CNET
iMac Intel 21.5" EMC 2428 RAM Replacement - iFixit Repair Guide
iMac 21.5" Late 2009 (10,1) - CPU Upgrade E8600 | MacRumors Forums
iMac (21.5-inch, 3.33GHz Intel Core 2 Duo, Late 2009) | iGotOffer
Apple iMac 21.5 2009 3.06Ghz UPGRADE 8GB-RAM 1TB-HDD DVD OS10-15-7 One-owner Box | eBay
A-Tech 16GB (4 x 4GB) PC3-8500 DDR3 1066/1067 MHz RAM for iMac Late 2009 21.5-inch / 27-inch | 204-Pin SODIMM Memory Upgrade Kit at Amazon.com
A-Tech for Apple 2GB DDR3 1067MHz / 1066MHz PC3-8500 SODIMM iMac (Early/Mid/Late 2009, 20/24 inch, 21.5/27 inch), Mac Mini (Early/Late 2009 Mid 2010) Memory RAM Upgrade Module at Amazon.com
Install memory in an iMac - Apple Support
Install memory in an iMac - Apple Support
Install memory in an iMac - Apple Support
Memory Upgrades for Apple iMac 2009 - Up to 32GB
Late 2009 21.5" inch iMac A1311 Disassembly RAM SSD Hard Drive Upgrade Repair Loud Fan Fix - YouTube
Apple iMac 21.5" intel® Core 2 Duo 3.06GHz Late 2009 (Ricondizionato) - Smart Generation
CMS 8GB (2X4GB) DDR3 8500 1066MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Apple® iMac Core 2 Duo 3.06 21.5-Inch (Late 2009) - A35
Apple iMac A1311 21.5" Desktop - MB950LL/A (October, 2009) for sale online | eBay
DDR3 RAM for Late 2009 iMac | MacRumors Forums
16GB 4x 4GB Memory Ram For Apple iMac 21.5-in & 27-in Late 2009 - Walmart.com
Timetec 8GB KIT(2x4GB) Compatible for Apple DDR3 1067MHz / 1066MHz PC3-8500 CL7 for Mac Book,
