16GB DDR4-2133 PC4-17000 ECC Registered RDIMM 2Rx4 1.2V Memory Module for HPE ProLiant Gen9 Gen10

Increase server memory capacity with a reliable 16GB DDR4-2133 (PC4-17000) ECC Registered (RDIMM) module designed for enterprise platforms that support DDR4 RDIMMs. This 2Rx4, CL15-15-15, 1.20V registered DIMM provides stable performance and ECC data protection for critical workloads in compatible HPE ProLiant Gen9/Gen10 server environments.

Technical Specifications

• Capacity: 16GB (1x16GB)
• Memory Type: DDR4 ECC Registered (RDIMM)
• Speed: DDR4-2133 (2133MHz) / PC4-17000
• Rank x Width: 2Rx4 (Dual Rank x4)
• Data Width: x4
• CAS Latency: CL15 (15-15-15)
• Voltage: 1.20V
• Pins / Form Factor: 288-pin RDIMM
• Registered/Buffered: Registered DIMM
• ECC: Yes (ECC / Chipkill class support on compatible platforms)

Interchangeable / Replacement Part Numbers

• Samsung: M393A2G40DB0-CPB
• Samsung: M393A2G40DB0-CPB0Q
• Samsung: M393A2G40DB0-CPB2Q
• Samsung: M393A2G40DB0-CPB3Q
• HPE Option: 726719-B21
• HPE Spare: 774172-001
• HPE Assembly: 752369-081

✅ Confirmed Compatibility

Please note that the following list is not exhaustive. Compatibility depends on the server platform, BIOS/firmware level, and memory population rules. It’s essential to verify compatibility with the server manufacturer.

✔️ HPE ProLiant BL Gen9: BL460c Gen9, BL660c Gen9
✔️ HPE ProLiant DL Gen9: DL60 Gen9, DL80 Gen9, DL120 Gen9, DL160 Gen9, DL180 Gen9, DL360 Gen9, DL380 Gen9, DL388 Gen9
✔️ HPE ProLiant ML Gen9: ML150 Gen9, ML350 Gen9
✔️ HPE ProLiant Gen10: Systems that explicitly support DDR4 RDIMM (Registered) memory

☑️ Key Features

• 16GB DDR4-2133 (PC4-17000) ECC Registered RDIMM for compatible servers
• Registered buffering improves stability in multi-DIMM server configurations
• ECC error correction for improved data integrity
• 2Rx4 dual-rank design commonly used in server memory population plans
• Ideal for HPE ProLiant Gen9/Gen10 platforms that support DDR4 RDIMMs

⚙️ Fit Notes

• RDIMM only: install only in systems that support DDR4 Registered DIMMs.
• Do not mix memory types: do not mix RDIMM with LRDIMM or UDIMM in the same server.