8GB Kit Apple iMac, MacBook, MacBook Pro Memory Upgrade (MD019G/A MC702G/A) 2 x 4GB DDR3 PC3-10600 SODIMMs at Amazon.com
Memory soDim 4GB DDR3 1066MHz for Macbook and iMac
Timetec Hynix IC 8GB Compatible for Apple DDR3 1333MHz PC3-10600 SODIMM Memory for Early/Late 2011 13/15/17 inch MacBook Pro, Mid 2010 and Mid/Late 2011 21.5/27 inch iMac, Mid 2011 Mac Mini (8GB) - Walmart.com
New 16GB 4x4GB Memory RAM for Apple iMac DDR3-1333 MHz at Amazon.com
Timetec 8GB KIT(2x4GB) Compatible for Apple DDR3 1067MHz / 1066MHz PC3-8500 CL7 for Mac Book,
Restored Apple Desktop Computer iMac 21.5-inch (Aluminum) 3.1GHZ Quad Core i7 (Late 2013) ME087LL/A-BTO 8 GB DDR3 1 TB HDD 1920 x 1080 Display Sierra 10.12 Includes Keyboard and Mouse (Refurbished) - Walmart.com