למעשה לנשום קצת imac 27 inch late 2009 ram upgrade להרגיע סידור לגעת
iMac | 3.33 GHz Core 2 Duo | 27 Inch | Late 2009 - Techable.com
Install memory in an iMac - Apple Support
Apple iMac 27 inch Late 2009 | ShaferTech Home!
How to Upgrade Memory in a Late 2009 21.5-inch or 27-inch iMac - YouTube
Install memory in an iMac - Apple Support
A-Tech 32GB (4x8GB) RAM for Apple iMac (Mid 2010 27 inch 4-Core, Mid 2011 21.5/27 inch) | DDR3 1333MHz PC3-10600 204-Pin SODIMM Memory Upgrade Kit at Amazon.com
iMac 27" 2.8GHz (Late 2009) | mac of all trades
Can the Late 2009 27" iMac handle 32GB of RAM? | MacRumors Forums
Install memory in an iMac - Apple Support
Timetec 16GB KIT(4x4GB) Compatible for Apple DDR3 1067MHz / 1066MHz PC3-8500 CL7 Dual Rank for iMac (Late 2009 21.5-inch / 27-inch) SODIMM Memory MAC RAM Upgrade for iMac 10,1 and iMac 11,1 at Amazon.com