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
memory 1067 mhz ddr3 for mac - Newegg.com
Apple iMac 27-inch Late 2009 3.06GHz Intel Core 2 Duo (MB952LL/A) – UNICOM, Inc.