8GB -2x4GB Memory Ram Upgrade for 21.5" Apple iMac 11.2 Core i3 3.2GHz Mid 2010 | eBay
A-Tech 16GB Kit (2x8GB) DDR3 1066MHz / 1067MHz PC3-8500 SODIMM RAM for Apple MacBook (13 inch, Mid 2010), MacBook Pro (13 inch, Mid 2010), iMac (27 inch, Late 2009), Mac Mini (Mid 2010) at Amazon.com