A-Tech for Apple 4GB Kit (2X 2GB) DDR3 1067MHz / 1066MHz PC3-8500 SODIMM Memory RAM
27" iMac Late 2009 A1312 Disassembly RAM SSD Hard Drive Upgrade LCD Screen Glass Replacement Repair - YouTube
Is it worth upgrading my ram on a Late 2009 iMac? New iMacs/MacBooks are very pricey. It's currently running on 4GB of RAM & it has a 3.06GHz Intel Core Duo Processor. :
iMac (2009) RAM & Storage Upgrades
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