P00922-B21 HPE 16GB Dual Rank x8 DDR4-2933 CAS-21-21-21 Registered Smart Memory for Gen10 servers (HPE Assembly #: P03050-091)

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5 Years
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Product Overview

This item, P00922-B21, is the HPE option part number for the product described as 16GB Dual Rank x8 DDR4-2933 CAS-21-21-21 Registered Smart Memory for Gen10 servers. Further details below.

HPE memory option P00922-B21 is a DRAM module for use in certain HPE ProLiant Gen10 servers. This is genuine HPE memory, NOT third party or generic memory. A sampling of compatible machines is found below but that list not necessarily complete. Feel free to contact us to verify compatibility with your machine. The P00922-B21 memory is a 288-pin DIMM form factor, and has a capacity of 16 gigabytes. This memory is PC4-23400, with a speed of 2933 Mhz. This memory is one of our most popular products. Please note that this is Registered memory, which cannot be mixed in the same server as Unbuffered memory.

P00922-B21 is the option part number used by HPE to reference this memory, but that part number won't appear anywhere on the module. The HPE assembly number of P03050-091 will be visible on the label on the module.

From HPE:
HPE DDR4 SmartMemory delivers great performance, reliability, and efficiency. Our large selection of server memory solutions provides the compatibility, capacity and bandwidth you need to productively manage your expanding workload with HPE ProLiant Gen9, Gen10, and Gen10 Plus servers, Apollo family servers, Synergy systems, and Blade systems.

Related Resources:
HPE DDR4 SmartMemory Quickspecs

HPE Option Part #: P00922-B21
HPE Spare Part #: P06188-001

HPE Assembly Part #: P03050-091


  • Type: DRAM
  • Product Type: Memory module
  • Form Factor: DIMM 288-pin
  • Technology: DDR4 SDRAM
  • Storage Capacity: 16 GB, 16 GB
  • Registered or Buffered: Registered
  • Data Integrity Check: ECC
  • Chips Organization: X8
  • Memory Speed: 2933 megahertz
  • Memory Specification Compliance: PC4-23400
  • Supply Voltage: 1.2 volt
  • CAS Latency: CL21
  • Latency Timings: 21-21-21
  • RAM Features: Dual Rank

Quickspecs for P00922-B21

Compatible with:
BL460c Gen10 (2nd Gen CPU)
DL160 Gen10 (2nd Gen CPU)
✅ DL180 Gen10 (2nd Gen CPU)
DL360 Gen10 (2nd Gen CPU)
DL380 Gen10 (2nd Gen CPU)
DL560 Gen10 (2nd Gen CPU)
DL580 Gen10 (2nd Gen CPU)
ML110 Gen10 (2nd Gen CPU)
ML350 Gen10 (2nd Gen CPU)
✅ XL170r Gen10 (2nd Gen CPU)
✅ XL190r Gen10 (2nd Gen CPU)
✅ XL230k Gen10 (2nd Gen CPU)
✅ and possibly others
Contact us via Live Chat if you have any questions about compatibility.

Last updated: 4/30/2024

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6 Reviews


This product is warrantied against hardware failure for a period of 5 Years from the date of purchase. Before making a purchase, please take a moment to review our return policy below.


It is the customer's responsibility to verify compatibility with their machine(s) before placing an order. If an item is ordered by mistake, it can be returned for refund, minus a 25% restocking fee, within 5 business days of receipt. The cost of freight is not refundable.

Please be aware that factory-sealed equipment can only be returned if it remains unopened.

Defective Products

If you have received a defective part and your machine is still within the HPE warranty period, please initiate a warranty exchange by visiting the HPE Enterprise Support Center. Be sure to have the serial numbers of the defective drive and your server/storage array handy.

In case your hardware becomes defective during the Global One warranty period, but the HPE warranty has expired, you can return the product to us for a working replacement. You are responsible for the shipment of returned merchandise. However, we will cover the expense of Ground /Economy shipment for the replacement item(s).

Requesting an RMA

To initiate a return or warranty claim, please complete and submit the RMA Request Form.