Patriot Mac Series 16GB (2 x 8GB) DDR3 1333 MHz PSA316G1333SK
Apple PC3-10600 (DDR3-1333) Bus Speed 204 Pins Computer Memory (RAM) for sale | eBay
A-Tech 8GB (2x4GB) RAM for Apple MacBook Pro (Early/Late 2011), iMac (Mid 2010, Mid 2011, Late 2011), Mac Mini (Mid 2011) | DDR3 1333MHz PC3-10600 204-Pin SODIMM Memory Upgrade Kit at Amazon.com