4GB Memory for MacBook, MacBook Pro, iMac and Mac mini
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 at Amazon.com
Apple iMac 20" | All In One Computer | Intel Dual Core Processor | 4GB RAM | 320GB HDD | WIFI | Mac OSX
Best Buy: Apple® 21.5" iMac® 4GB Memory 500GB Hard Drive MC309LL/A
27-Inch iMac 3.0GHz Core-i5 8GB RAM 1.03TB Fusion Drive - AMD Radeon P – The Refurbished Apple Store
8GB (2 x 4GB kit) OEM RAM Memory for Apple iMac Retina 5K 27 inch (Late 2014) Core i5 / i7 PC3-12800 DDR3-1600MHz 204-Pin SoDimm at Amazon.com