OWC 6GB (2GB + 4GB) PC8500 DDR3 1066MHz SO-DIMMs Memory Compatible with Late 2008, Early 2009, Early 2010 MacBook, MacBook Pro Unibody Models, 2009/2010 Mac Mini, 2009 iMac Models at Amazon.com
A-Tech for Apple 4GB Kit (2X 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 at Amazon.com
How to Upgrade iMac RAM (20" and 24" Aluminum): EveryMac.com
Install memory in an iMac - Apple Support
27" iMac Late 2009 1333Mhz RAM upgrade Success! | MacRumors Forums
Early 2009 model iMac Computer, DDR3 8GB (2x4GB) RAM Replacement - YouTube
Benefits from RAM upgrade to Late 2009 iMac | MacRumors Forums
Install memory in an iMac - Apple Support
iMac Intel 21.5" EMC 2428 RAM Replacement - iFixit Repair Guide
iMac Intel 27" EMC 2309 and 2374 RAM Replacement - iFixit Repair Guide
Memory Upgrades for Apple iMac 2009 - Up to 32GB
Install memory in an iMac - Apple Support
iMac (Early 2009) | Low End Mac
Install memory in an iMac - Apple Support
Install memory in an iMac - Apple Support
iMac (2009) RAM & Storage Upgrades
8GB -2x4GB Memory Ram Upgrade 27" Apple iMac 10.1 3.33GHz Core2Duo Late 2009 | eBay
How to Upgrade iMac Hard Drive (2009, 2010, 2011): EveryMac.com
Install memory in an iMac - Apple Support
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
8GB kit (2x4GB) DDR3 1066 SODIMM for Apple iMac (2009), MacBook Pro (2 – Aplus Technology
A-Tech 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 Upgrade Module at Amazon.com
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 at Amazon.com
