Install memory in an iMac - Apple Support
iMac | 2.66 GHz Intel i5 | 27 Inch | Late 2009 - Techable.com
iMac "Core i5" 2.66 27" (Late 2009) Specs (Late 2009, MB953LL/A, iMac11,1, A1312, 2374): EveryMac.com
Catalina 10.15.3 running decent on my mid 2009 iMac. Gonna max out the RAM to 8GB. 🤗 : r/CatalinaPatcher
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 at Amazon.com
Late 2009 Core i5 & i7 iMacs OWC MaxRAM Certified To 32GB Of Memory
iMac Intel 20" EMC 2266 (Early 2009) Memory Maxxer RAM Upgrade Kit
iMac | 3.06 GHz Core 2 Duo | 21.5 Inch | Late 2009 - Techable.com
iMac (2007-2009) Memory Installation Video - YouTube
Can the Late 2009 27" iMac handle 32GB of RAM? | MacRumors Forums
iMac Intel 27" Late 2009 EMC 2309 - used original spareparts for Macs
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
Install memory in an iMac - Apple Support
apple-history.com / iMac (Late 2009)
How to Upgrade iMac RAM (21.5" and 27" Aluminum): EveryMac.com
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 at Amazon.com
Apple iMac (27-inch, unibody, 2009) review: Apple iMac (27-inch, unibody, 2009) - CNET
iMac Intel 27" EMC 2309 and 2374 RAM Replacement - iFixit Repair Guide
Memory Upgrades for Apple iMac 2009 - Up to 32GB
Understanding RAM Speed Differences and Upgrades - Mac Optimization Software Reviews
Install memory in an iMac - Apple Support
How to Upgrade iMac RAM (21.5" and 27" Aluminum): EveryMac.com
iMac 21.5" 3.06GHz C2D/4GB/256GB/Late 2009 - MacEnthusiasts
Install memory in an iMac - Apple Support
Apple iMac 3.0Ghz Core 2 Duo 21.5-Inch (Late-2009) *No HDD/RAM* – MSU Surplus Store
