Y520, Y530, Y540, Y545, Y720, Y730, Y740, Y920. 3510, 5310, 5400 (DDR4 version), 5401, 5410, 5491, 5500 (DDR4 version), 5501, 5510, 5520 (DDR4 version), 5591, 7410 (not 2-in-1 version). 16gb kit (2 x 8gb) DDR4 PC4-21300 2666mhz Non-ECC laptop sodimms.
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