P19042-B21: HPE 16GB (1x16GB) Dual Rank x8 DDR4-2933 CAS-21-21-21 Registered Smart Memory Kit
HPE 16GB (1x16GB) Dual Rank x8 DDR4-2933 CAS-21-21-21 Registered Smart Memory Kit. Listed by HPE as a memory module for the ProLiant DL385 Gen10. The pairing comes from the vendor QuickSpecs, which also gives the quantity limits and any controller, firmware or slot requirements. Check those rules and the part number suffix before buying a used unit.
Specifications
| Part number | P19042-B21 |
|---|---|
| Brand | HPE |
| Type | Memory |
| Capacity (GB) | 16 |
| Speed | DDR4-2933 |
| Vendor description | HPE 16GB (1x16GB) Dual Rank x8 DDR4-2933 CAS-21-21-21 Registered Smart Memory Kit |
Fits these models
Check compatibility with HPE
Before you buy, confirm the exact configuration against the vendor's own lists: firmware levels, operating systems, adapters and optics that HPE has tested with the HPE P19042-B21.
- Compatibility HPE SPOCK (storage, SAN and host compatibility)
- Part lookup HPE PartSurfer (spare and option part numbers)
- Support HPE Support Center
Buying or selling P19042-B21?
New, refurbished or used. Tell us the quantity and condition and we connect you with a vetted reseller in your region, usually within one working day.
Sources
- HPE ProLiant DL385 Gen10 Server QuickSpecs, checked 2026-10-28
- HPE ProLiant DL325 Gen10 Server QuickSpecs, checked 2026-10-28