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Install memory in an iMac - Apple Support
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Apple iMac 21.5" - Winter 2009 Reviews, Pros and Cons | TechSpot
iMac | 3.33 GHz Core 2 Duo | 27 Inch | Late 2009 - Techable.com
OWC 16GB (4 x 4GB) PC8500 DDR3 1066MHz SO-DIMMs Memory Compatible with iMac 21.5" and 27" (October/2009) at Amazon.com
16GB Memory Upgrade Kit 2009 Apple Apple iMac
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parts-quick 6GB Kit (4GB + 2GB) Memory for iMac 2008 Apple MacBook 2009 PC2-6400 800MHz DDR2 SODIMM at Amazon.com
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Apple iMac 21.5-inch Late 2009 3.06GHz Intel Core 2 Duo (MB950LL/A) – UNICOM, Inc.
iMac | 2.66 GHz Core 2 Duo | 24 Inch | Early 2009 - Techable.com
Memory Upgrades for 2009-2010 Mac mini Unibody Models
Apple iMac A1312 27" Late 2009 / Intel i5-750 @ 2.66GHz / 4GB RAM / ATI Radeon HD
$169.99 Apple® iMac with Intel 3.2GHz, 4GB RAM, 500GB HDD + Keyboard/Mouse +FS
