Axiom AX - DDR4 - module - 16 GB - DIMM 288-pin - 2666 MHz / PC4-21300 - unbuffered - 3TK83AA-AX - Computer Memory - CDW.com
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Crucial 16GB Single DDR4 2666 MT/s (PC4-21300) DR X8 SODIMM 260-Pin Memory - CT16G4SFD8266 at Amazon.com
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