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parts-quick 16GB Memory for Synology NAS RS820+, RS820RP+ DDR4-2666MHz Non-ECC SODIMM RAM at Amazon.com
parts-quick 16GB Memory for QNAP TVS-672N NAS Server Compatible RAM DDR4-2666MHz SODIMM Compatible RAM at Amazon.com
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Qnap 8-Bay NAS w 16GB RAM & i7-4790S (TVS-871T-I7-16G-US)