CMS 16GB (2X8GB) DDR3 12800 1600MHz NON ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Ideapad Y50-70 Touch - A7 System Specific Memory - Newegg.com
How to upgrade RAM on Lenovo Y70-70 Y70-70T Y70, DIY, remove, replacemnet - YouTube
Lenovo Ideapad Y5070 Intel Core i7-4710HQ 2.5 GHz 15.6" Full HD LED (1920x1080) 8GB (2x4GB) Memory NVIDIA GeForce GTX860M 4GB 1TB HDD 5400RPM Windows 8.1 Single Language 64 bit Notebook - Wootware