iMac RAM upgrade: Here's an affordable way to improve multitasking - CNET
How to Upgrade Memory in a Late 2009 21.5-inch or 27-inch iMac - YouTube
Memory Upgrades for Apple iMac 2009 - Up to 32GB
What are the differences between the education-only "Early 2009" Aluminum iMac Core 2 Duo and the "regular" 20-Inch "Early 2009" iMac?: EveryMac.com
Amazon.com: Timetec Hynix IC 16GB KIT(4x4GB) Compatible for Apple DDR3 1067MHz / 1066MHz PC3-8500 for iMac (Late 2009 21.5-inch / 27-inch) MAC SODIMM RAM Upgrade | MAX Slots Upgrade for iMac 10,1
Catalina 10.15.3 running decent on my mid 2009 iMac. Gonna max out the RAM to 8GB. 🤗 : CatalinaPatcher
Apple iMac (27-inch, unibody, 2009) review: Apple iMac (27-inch, unibody, 2009) - CNET
Review: Apple's 27" big screen iMac (late 2009) | AppleInsider
Install memory in an iMac - Apple Support
How I kept my iMac running for a decade | Cult of Mac
iMac | 3.06 GHz Core 2 Duo | 21.5 Inch | Late 2009 - Techable.com
iMac Intel 27" EMC 2374 (Late 2009) Memory Maxxer RAM Upgrade Kit - iFixit
Install memory in an iMac - Apple Support
Late 2009 Core i5 & i7 iMacs OWC MaxRAM Certified To 32GB Of Memory
Buy Timetec Hynix IC 32GB KIT(4x8GB) Compatible for Apple DDR3 1067MHz/1066MHz PC3-8500 for iMac (Late 2009 27-inch) MAC 204 Pin Dual Rank SODIMM Memory Module RAM Upgrade | MAX RAM Upgrade for
Apple iMac "Core i5" 2.66 27-Inch (Late 2009) Quad Core - Imagine41
A-Tech 32GB (4 x 8GB) PC3-8500 DDR3 1066/1067 MHz RAM for iMac Late 2009 27-inch (Quad-Core i5/i7) | 204-Pin SODIMM Max Memory Upgrade Kit- Buy Online in Antigua and Barbuda at antigua.desertcart.com.
How to Upgrade the RAM in Your iMac
iMac 27-Inch "Core 2 Duo" 3.06 (Late 2009) Specs (Late 2009, MB952LL/A, iMac10,1, A1312, 2309): EveryMac.com
Max RAM for my iMac 27" (late 2009) | MacRumors Forums
Apple iMac Memory - Intel Core 2 Duo 2.66GHz 24" MB418LL/A - DMS
Late 2009, 27 inch iMac can use 32 GB of 1333 MHz RAM, beyond what Apple says - YouTube
iMac Intel 20" EMC 2266 (Early 2009) Memory Maxxer RAM Upgrade Kit - iFixit
Install memory in an iMac - Apple Support
