OWC 12GB (8GB+4GB) PC3-12800 DDR3L 1600MHz SO-DIMM 204 Pin CL11 Memory Upgrade Kit Compatible with iMac, Mac Mini, and MacBook Pro (OWC1600DDR3S12S) at Amazon.com
Dell 8GB DDR3L SDRAM Memory Module - For Workstation, Server - 8 GB (1 x 8GB) - DDR3L-1600/PC3-12800 DDR3L SDRAM - 1600 MHz - 1.35 V - ECC - Registered - 240-pin - DIMM - Lifetime Warranty SNPPKCG9C8G 818218930213