Hypertec 835955-B21-HY memoria 16 GB DDR4 2666 MHz Data Integrity Check [verifica integrità dati] (A Hewlett Packard Enterprise equivalent 16 GB Dual rank- registered ECC DDR4 SDRAM - DIMM 288-pin 2666 MHz [PC4-21300] NOTE: This memory meets the memory specification requirements for reliable operation within a HP Generation 8 [or 9] serve [1Year warranty])