CMS 16GB (2X8GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® B Series B50-30 Touch All-in-One - A7 at Amazon.com
Brand New Ziwb0/b1/e0 Rev:1.0 La-b102p Motherboard For Lenovo B50-30 Notebook Motherboard With N2840 Cpu Use Pc3l Ram Test Ok - Laptop Motherboard - AliExpress