How to Upgrade iMac RAM (21.5" and 27" Aluminum): EveryMac.com
Install memory in an iMac - Apple Support
Someone gave me this unwanted Mac, anyone know if you can upgrade the graphics cards on these ? Keep seeing conflicting information it's a 24" early 2009 imac : r/mac
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
iMac 21.5" Late 2009 (10,1) - CPU Upgrade E8600 | MacRumors Forums
How to Install Memory into the Apple iMac 24-Inch and 2
Apple 24” iMac (Early 2009); iMac9,1 Installation Guides & Specifications - Macfixit Australia
iMac | 2.66 GHz Core 2 Duo | 24 Inch | Early 2009 - Techable.com
How to Upgrade iMac RAM: 2012-2022: EveryMac.com
iMac | 3.06 GHz Core 2 Duo | 24 Inch | Early 2009 - Techable.com
iMac Intel 24" EMC 2267 (Early 2009) Memory Maxxer RAM Upgrade Kit
iMac (2007-2009) Memory Installation Video - YouTube
Apple iMac 27-inch (Core i5) Review | Digital Trends
iMac 20-inch Early 2009 – Full Tech Specs, Release Date, and Price
Early 2009 model iMac Computer, DDR3 8GB (2x4GB) RAM Replacement - YouTube
Memory Upgrades for Apple iMac 2011 Up to 32GB
Logic Board (820-2491-A) for 24” Apple iMac A1225 Early-2009 2.66GHz w/ 4GB RAM | eBay
iMac (2009) RAM & Storage Upgrades
iMac 20" 2.66GHz (Early 2009)* | mac of all trades
4GB PC3-8500 RAM for Apple iMac Early 2009 - 24 Inch MB418LL/A Memory Upgrade Module
Install memory in an iMac - Apple Support
16GB RAM on an iMac 24" (early 2009)? - Apple Community
