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Amazon.com: Lenovo Legion Y540 2021 Gaming Laptop I 15.6" FHD IPS 144Hz I 9th Gen Intel 6-Core i7-9750H I 16GB DDR4 512GB SSD 1TB HDD I GeForce GTX 1660 Ti 6GB I
CMS 32GB (2X16GB) DDR4 21300 2666MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Legion Y540 (15), Y540-15IRH, Y540-15IRH-PG0, Legion Y540 (17) - D39 at Amazon.com