iMac | 2.66 GHz Intel i5 | 27 Inch | Late 2009 - Techable.com
iMac | 3.33 GHz Core 2 Duo | 27 Inch | Late 2009 - Techable.com
How to Upgrade iMac RAM (21.5" and 27" Aluminum): EveryMac.com
Memory Upgrades for Apple iMac 2011 Up to 32GB
iMac | 2.26 GHz Core 2 Duo | 20 Inch | Mid 2009 - Techable.com
iMac Intel 20" EMC 2133 and 2210 RAM Replacement - iFixit Repair Guide
Install memory in an iMac - Apple Support
iMac "Core 2 Duo" 2.0 20" (Mid-2009) Specs (Mid-2009 (Edu), MC015LL/A, iMac9,1, A1224, 2266): EveryMac.com
Amazon.com: A-Tech Components: Mid 2011 iMac
Install memory in an iMac - Apple Support
Amazon.com: OWC 2.0TB HDD Upgrade Kit Compatible With 2009-2010 iMacs, Includes: Thermal Sensor, Tools, 2.0TB Hard Drive : Electronics
Install memory in an iMac - Apple Support
iMac | 3.06 GHz Core 2 Duo | 24 Inch | Early 2009 - Techable.com
apple-history.com / iMac (Late 2009)
Apple iMac A1311 21.5" Desktop - MB950LL/A (October, 2009) for sale online | eBay
Catalina 10.15.3 running decent on my mid 2009 iMac. Gonna max out the RAM to 8GB. 🤗 : r/CatalinaPatcher
iMac 21.5" Late 2009 (10,1) - CPU Upgrade E8600 | MacRumors Forums
Install memory in an iMac - Apple Support
Max RAM for my iMac 27" (late 2009) | MacRumors Forums
Review: Apple's 27" big screen iMac (late 2009) | AppleInsider
iMac RAM Memory Installation 2009 2010 2011 21 5" Apple Dollars #13 - YouTube
How-To: Boost your Mac's speed and prolong its useful life with easy RAM upgrades - 9to5Mac
