A-Tech for Apple 8GB Kit (2X 4GB) DDR3 1067MHz / 1066MHz PC3-8500 SODIMM MacBook, MacBook Pro, iMac, Mac Mini (Late 2008 Early/Mid/Late 2009 Mid 2010) Memory RAM at Amazon.com
Install memory in an iMac - Apple Support
Memory Upgrades for iMac w/ Retina 5K Display Late 2015
Apple iMac 3.0Ghz Core 2 Duo 21.5-Inch (Late-2009) *No HDD/RAM* – MSU Surplus Store
iMac | 3.33 GHz Core 2 Duo | 21.5 Inch | Late 2009 - Techable.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
iMac "Core 2 Duo" 3.06 27" (Late 2009) Specs (Late 2009, MB952LL/A, iMac10,1, A1312, 2309): EveryMac.com
Late 2009 Core i5 & i7 iMacs OWC MaxRAM Certified To 32GB Of Memory
Early 2009 model iMac Computer, DDR3 8GB (2x4GB) RAM Replacement - YouTube
Apple iMac 3.0Ghz Core 2 Duo 21.5-Inch (Late-2009) *No HDD/RAM* – MSU Surplus Store
apple-history.com / iMac (Late 2009)
iMac Intel 27" EMC 2374 (Late 2009) Memory Maxxer RAM Upgrade Kit
Install memory in an iMac - Apple Support
Catalina 10.15.3 running decent on my mid 2009 iMac. Gonna max out the RAM to 8GB. 🤗 : r/CatalinaPatcher
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
A-Tech for Apple 8GB Kit (2X 4GB) DDR3 1067MHz / 1066MHz PC3-8500 SODIMM MacBook, MacBook Pro, iMac, Mac Mini (Late 2008 Early/Mid/Late 2009 Mid 2010) Memory RAM at Amazon.com
iMac RAM Memory Installation 2009 2010 2011 21 5" Apple Dollars #13 - YouTube
Install memory in an iMac - Apple Support
Timetec 4GB Compatible for Apple DDR3 1067MHz / 1066MHz PC3-8500 CL7 Dual Rank for Mac Book, Mac Book Pro, iMac, Mac Mini (Late 2008, Early/Mid/Late 2009, Mid 2010) SODIMM Memory MAC RAM
iMac (2007-2009) Memory Installation Video - YouTube
Late 2009, 27 inch iMac can use 32 GB of 1333 MHz RAM, beyond what Apple says - YouTube
iMac Intel 20" (EDU) EMC 2266 (Mid 2009) Memory Maxxer RAM Upgrade Kit
iMac (2009) RAM & Storage Upgrades
Memory Upgrades for Apple iMac 2009 - Up to 32GB
Install memory in an iMac - Apple Support
