PC3-10600 DDR3 1333 8GB Kit (2x4GB) RAM PC3 10600S 1333MHZ 2Rx8 204-pin 1.5v 4GB Memory Upgrade for Laptop at Amazon.com
TECMIYO DDR3 1333MHz UDIMM RAM 8GB Kit (2x4GB),DDR3 PC3-10600U 240 Pin Non ECC Unbuffered 1.5V CL9 2RX8 Dual Rank for Desktop Memory Ram Module-Green at Amazon.com
TECMIYO DDR3 1333MHz UDIMM RAM 8GB Kit (2x4GB),DDR3 PC3-10600U 240 Pin Non ECC Unbuffered 1.5V CL9 2RX8 Dual Rank for Desktop Memory Ram Module-Green at Amazon.com
Timetec Hynix IC 8GB KIT(2x4GB) Compatible for Apple DDR3 1333MHz PC3-10600 for Early/Late 2011 13/15/17 inch MacBook Pro, Mid 2010 Mid/Late 2011 21.5/27 inch iMac, Mid 2011 Mac Mini Laptop Memory - Newegg.com