TEAMGROUP Elite DDR3 8GB Single 1600MHz (PC3-12800) CL11 Unbuffered Non-ECC 1.5V UDIMM 240 Pin PC Computer Desktop Memory Module Ram Upgrade - TED38G1600C11-S01 - (1x8GB) Single at Amazon.com
8GB (2 X 4GB) DDR3 1600MHz PC3-12800 240-pin Memory RAM DIMM Kit for Desktop PC by NEMIX RAM at Amazon.com
Amazon.com: Kingston KCP316SD8/8 8gb 1600mhz Sodimm Mem : Home & Kitchen
OWC 8GB PC3-12800 DDR3L 1600MHz SO-DIMM 204 Pin CL11 Memory Module Upgrade Compatible with iMac, Mac Mini, and MacBook Pro (OWC1600DDR3S8GB) at Amazon .com