HPE Gen10 Memory (2nd Gen CPU)
HPE 256GB 2666 Persistent Memory Kit featuring Intel Optane DC Persistent Memory
Fits 4 HPE ProLiant server models. See the list
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Part number cross-reference
- Part number
- 835807-B21
Overview
This item, 835807-B21, is the HPE option part number for the product described as 256GB 2666 Persistent Memory Kit featuring Intel Optane DC Persistent Memory. Further details below.
Enhance your server's capabilities with this 256GB Persistent Memory Kit, engineered with Intel Optane DC Persistent Memory. This DDR-T memory module delivers a unique combination of high capacity and data persistence, offering significant advantages over traditional DRAM. Accelerate application performance and ensure data integrity for demanding workloads.
This item operates at 2666 MHz (PC4-21300) and utilizes a 288-pin DIMM form factor for easy integration. Designed for use in HPE ProLiant DL380 Gen10 and DL360 Gen10 servers, this memory kit includes but may not be limited to these models. Experience the future of memory technology and unlock new levels of performance for your data center.
HPE Option Part #: 835807-B21
HPE Spare Part #: 844072-001
HPE Assembly Part #: P12110-001
PRODUCT SPECIFICATIONS FOR 835807-B21:
- Capacity: 256 GB
- Upgrade Type: System specific
- OEM Manufacturer Equivalent Part Number: HPE 835807-B21, HPE 844072-001
- Type: DCPMM memory module
- Technology: DDR-T
- Form Factor: DIMM 288-pin
- Speed: 2666 MHz (PC4-21300)
- Features: Heatsink, 3D XPoint Technology, Data Center Persistant Memory
- Voltage: 1.2 V
- Color Category: Black
COMPATIBLE WITH:
PROLIANT DL SERIES
** This list may not be complete. Contact us via Live Chat if you have any questions about compatibility.
HPE PARTSURFER INFO FOR 835807-B21
| Spare PN | Description | |
|---|---|---|
 | 844072-001 | HPE 256GB 2666 MT/S DC Persistent Memory Kit featuring Intel Optane DC Persistent Memory |
Last Updated: 2026-10-27
Other sizes in this family
| Part number | Capacity | Type | Rank | Price | Availability |
|---|
Working out how many you need? Each server's memory page counts the modules for the capacity you want: see Compatible servers.
Specifications
Compatible servers
Each server opens that model's memory page, with its slot rules and a kit picker.
Part numbers
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Questions about 835807-B21
Warranty and returns
5-year replacement warranty
Covered against hardware failure for 5 years from the date of purchase. While HPE's own warranty runs, HPE replaces a failed part through the HPE Enterprise Support Center. After that, send it back to us for a working replacement; you ship it to us and we pay Ground or Economy shipping on the replacement.
Ordered the wrong part?
It is the customer's responsibility to verify compatibility before ordering. A part ordered by mistake can be returned for a refund, less a 25% restocking fee, within 5 business days of receipt. Freight is not refunded, and factory-sealed items can only be returned unopened. Check Compatible servers before you order.
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835807-B21 HPE 256GB 2666 Persistent Memory Kit featuring Intel Optane DC Persistent Memory
Filling a whole server?
Each server's memory page works out how many modules a capacity takes and where they go. For a full bill of materials, send it with your server model and we reply with pricing and availability within 24 hours.
