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
Dell 8GB DDR3L-1600 PC3L-12800 204Pin Sodimm Low Voltage RAM Memory Upgrade P/N SNPN2M64C/8G at Amazon.com
Kingston Technology ValueRAM 8GB 1333MHz DDR3L PC3-10600 ECC Reg CL9 DIMM SR x4 1.35V with TS Hynix A Server Memory KVR13LR9S4/8HA 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
Synology RAM DDR3L-1866 SO-DIMM 4GB (D3NS1866L-4G) at Amazon.com