Timetec 8GB KIT(2x4GB) Compatible for Apple DDR3 1067MHz / 1066MHz PC3-8500 CL7 for Mac Book, Mac Book Pro, iMac, Mac Mini (Late 2008, Early/Mid/Late 2009, Mid 2010) SODIMM Memory MAC RAM Upgrade
iMac RAM upgrade: Here's an affordable way to improve multitasking - CNET
iMac (2007-2009) Memory Installation Video - YouTube
Install memory in an iMac - Apple Support
Install memory in an iMac - Apple Support
iMac | 3.06 GHz Core 2 Duo | 24 Inch | Early 2009 - Techable.com
Install memory in an iMac - Apple Support
Memory Upgrades for Apple iMac 2011 Up to 32GB
How to Upgrade iMac RAM (21.5" and 27" Aluminum): EveryMac.com
Install memory in an iMac - Apple Support
Apple iMac 24in - 2009 Edition Review | Trusted Reviews