16GB DDR3L SDRAM 1600 MHz PC3L-12800 1.35V SO-DIMM 204-pin For HP ZBook 15 G2 | eBay
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