MemoryMasters 6GB (4GB + 2GB Memory Upgrade Kit) Memory RAM for Apple iMac 2007 7,1 at Amazon.com
Mid 2007 iMac Max Ram? | MacRumors Forums
4GB 2x2GB Memory for Apple iMac (Mid 2007) Memory DDR-667MHz PC2-5300 shipping from US Memory for iMac computer - Newegg.com
iMac Memory Upgrade (2007 Model) - YouTube
Install memory in an iMac - Apple Support
Install memory in an iMac - Apple Support
A-Tech for Apple 4GB Kit 2X 2GB PC2-5300 667MHz Mac Mini iMac Late 2006 Late 2008 Mid 2007 A1208 MA589LL A1207 MA456LL A1200 MB138LL/A A1176 MB139LL/A Memory RAM