Patriot G2 Series / 8GB (2 x 4GB) / DDR3 1333MHz / PGD38G1333ELK | eBay
Kuesuny 8GB Kit (2 X 4GB) DDR3 1333MHz DIMM PC3-10600 PC3-10600U 2RX8 CL9 1.5v (240 PIN) Non-ECC Unbuffered Desktop Memory RAM Module Compatible with Intel AMD System at Amazon.com
8GB Kit 2 x 4GB DDR3 1600 PC3-12800 DIMM LOW DENSITY DESKTOP MEMORY – Blazing Memory
G.SKILL Ripjaws Series 8GB (2 x 4GB) 240-Pin DDR3 SDRAM DDR3 1600 (PC3 12800) Desktop Memory Model (F3-12800CL9D-8GBRL) at Amazon.com
OWC 8 GB (2 X 4GB) ram PC8500 DDR3 1066MHz sodimm 204-pin Memory Upgrade Kit, (OWC8566DDR3S8GP), Compatible with MacBook Pro, MacBook, Mac Mini and iMac at Amazon.com
Crucial 8GB Kit (2 x 4GB) DDR3L-1333 SODIMM Memory for Mac | CT2K4G3S1339M | Crucial.com
Avant 8GB (2 x 4GB) DDR3 1600 PC3-12800U Desktop Memory RAM AVF6451U64F1600AK2 | eBay