Hypertec HYM713977-B21-HY memoria 4 GB DDR3L 1600 MHz Data Integrity Check [verifica integrità dati] (A Hewlett Packard Enterprise Legacy equivalent 4 GB Dual rank- Low Voltage - unbuffered ECC DDR3L SDRAM - DIMM 240-pin 1600 MHz [ PC3-12800 ] NOTE: This memory meets the memory specification requirements for reliable operation within a HP Ge [1Year warranty])