Amazon.com: Acer Aspire E15 Touchscreen Laptop, Model E5-571P-59QA, Intel Core i5-421OU Processor, 15.6" HD Multi-touch LCD, Intel HD Graphics 4400, 4Gb RAM, 500Gb HDD, DVD Super Multi DL Drive, Windows 8.1 64
A-Tech 16GB Module for Acer Aspire E 15 (E5-576G-5762) Compatible DDR3/DDR3L 1600MHz PC3-12800 Non-ECC SODIMM 1.35V - Single Laptop & Notebook Memory RAM Stick (ATMS397693A30843X1) at Amazon.com