SK hynix HMA851S6CJR6N - VK Non ECC PC4-2666V 4GB DDR4 at 2666MHz 260pin SDRAM SODIMM Single Kit Laptop Memory - OEM : Electronics
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Factory Genuine Original 16GB (1x16GB) HP Certified Hynix Laptop Memory Upgrade Compatible for HP Omen 15 DDR4 2666Mhz PC4-21300 SODIMM 2Rx8 CL19 1.2v RAM DRAM at Amazon.com