Silicon Power DDR3 16GB (2x8GB) 1600MHz (PC3 12800) 240-pin CL11 1.35V / 1.5V Unbuffered UDIMM PC Computer Desktop Memory Module Ram Upgrade at Amazon.com
Addon 16Gb Ddr3-1600Mhz 204-Pin Sodimm at Amazon.com
G.Skill Ripjaws X Series 16 GB (2 x 8 GB) 240-Pin SDRAM (PC3-12800) DDR3 1600 CL10-10-10-30 1.50V Dual Channel Desktop Memory Model F3-12800CL10D-16GBXL at Amazon.com
Silicon Power DDR3 16GB (2x8GB) 1600MHz (PC3 12800) 240-pin CL11 1.35V / 1.5V Unbuffered UDIMM PC Computer Desktop Memory Module Ram Upgrade at Amazon.com
Crucial 16GB (2x8GB) DDR3 1600 MHz 1.35 V ECC Registered RDIMM Memory at Amazon.com
CMS 16GB (2X8GB) DDR3 12800 1600MHz ECC Non Registered DIMM Memory Ram Upgrade Compatible with Dell® PowerEdge R220 ECC Non BUFFERED - B89 at Amazon.com
OWC 16GB (2x8GB) ram Upgrade PC3-12800 DDR3L 1600MHz sodimm 204 Pin CL11 Memory Upgrade Kit Compatible with Late iMac, Mac Mini, and MacBook Pro Computer at Amazon.com
Corsair Vengeance Pro Series 16GB (2x8GB) DDR3 1600 MHZ (PC3 12800) Desktop Memory 1.5V, Black at Amazon.com
Amazon.com: Crucial RAM 16GB Kit (2x8GB) DDR3 1600 MHz CL11 Memory for Mac CT2K8G3S160BM : Everything Else