OFFTEK 16GB Replacement Memory RAM Upgrade for IBM-Lenovo IdeaPad 310-14IKB (DDR4-19200) Laptop Memory at Amazon.com
For Lenovo Ideapad 310-15IKB With I5-7200U 4GB RAM Laptop Motherboard 5B20M31047 | eBay
Just Upgrade My Lenovo Ideapad 3 From 4gbs 2667mhz Ram to 12gbs 2400mhz Ram even though I am sacrificing some speed I notice Better performance in Games : r/Lenovo