Hewlett Packard Enterprise 726719-B21 Memory Module

The Hewlett Packard Enterprise 726719-B21 (MPN: 726719-B21 / 752369-081 / 774172-001) 16GB DDR4 RDIMM delivers reliable, error‑correcting memory for HP ProLiant Gen8 and Gen9 servers, enabling improved data processing and memory expansion in enterprise data centers. It is a 16 GB DDR4 SDRAM module with ECC registered design, operating at 2133 MHz (PC4-17000) and 1.2 V, in a 288‑pin DIMM with Dual Rank (2Rx4) and CL15 timing. This ECC RDIMM enhances data integrity and helps sustain performance for virtualization, database, and cloud workloads in enterprise server environments. Common replacements listed for this module include HPE 815098-B21 16GB DDR4-2666 SmartMemory, HPE 836220-B21 16GB DDR4-2400 RDIMM, and HPE P14398-B21 16GB DDR4-3200 RDIMM.