OWC 32GB (2x16GB) DDR4 PC4-21300 2666MHz ECC. Speed PC4-21300 2666MHz CL19 Backward Compatibility ALSO COMPATIBLE WITH 2400MHz AND 2133MHz. Capacity 32GB (2x16GB) Form Factor 260-PIN SODIMM. Compatibility SELECT SYNOLOGY AND QNAP SYSTEMS.
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