Patriot Signature Series 4GB DDR3 PC3-12800 1600 PSD34G1600L81S
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
Supermicro 8GB DDR3 MEM-DR380L-SL14-ER16 Server Memory
Silicon Power DDR3 (4GB) for PC3-12800s | PC3-12800 DDR3