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
712383-581 HP | Used & Refurbished
HP 16GB PC3-12800 DDR3-1600 2Rx4 1.5v ECC Registered RDIMM (HP PN# 672612-081) at Amazon.com
16GB (1x16GB) DDR3-1866MHz PC3-14900 2Rx8 SODIMM Laptop Memory by NEMIX RAM at Amazon.com