This item, 840758-091, is the HPE assembly number for the product described as 32GB (1x32GB) Dual Rank x4 DDR4-2666 CAS-19-19-19 Registered Smart Memory Kit. Further details below.
Enhance your server's performance with this HPE 32GB DDR4-2666 Registered Memory Kit. This high-density memory module utilizes dual-rank architecture and operates at a speed of 2666 MHz, adhering to the PC4-21300 specification. Featuring a CAS Latency of CL19 (19-19-19), this registered DIMM (288-pin) ensures stable and reliable operation with ECC (Error Correcting Code) for data integrity. Operating at a low voltage of 1.2V, this memory module maximizes efficiency without sacrificing speed.
Specifically designed for servers utilizing 1st Generation CPUs, this memory kit is compatible with a range of HPE ProLiant servers, including but not limited to DL380 Gen10, DL360 Gen10, DL560 Gen10, and ML350 Gen10 models. This memory upgrade will significantly improve your server's ability to handle demanding applications and virtualized environments.
HPE Option Part #: 815100-B21
HPE Spare Part #: 850881-001
HPE Assembly Part #: 840758-091
PRODUCT SPECIFICATIONS FOR 840758-091:
- Type: DRAM
- Product Type: Memory module
- Form Factor: DIMM 288-pin
- Technology: DDR4 SDRAM
- Storage Capacity: 32 GB
- Registered or Buffered: Registered
- Data Integrity Check: ECC
- Module Configuration: 4096 x 72
- Chips Organization: X4
- Memory Speed: 2666 megahertz
- Memory Specification Compliance: PC4-21300
- Supply Voltage: 1.2 volt
- CAS Latency: CL19
- Latency Timings: 19-19-19
- RAM Features: Dual Rank
RESOURCES FOR 840758-091 (815100-B21)
Quickspecs for 815100-B21COMPATIBLE WITH:
PROLIANT BL SERIES
PROLIANT DL SERIES
PROLIANT ML SERIES
PROLIANT XL SERIES
** This list may not be complete. Contact us via Live Chat if you have any questions about compatibility.
HPE PARTSURFER INFO FOR 840758-091 (815100-B21)
| Spare PN | Description | |
|---|---|---|
 | 850881-001 | 32GB PC4-2666V-R, registered Synchronous Dynamic Random Access Memory (SDRAM) 2Gx4, operated in a Dual Data Rate (DDR4) mode, packaged in a dual in-line memory module organized as 4Gx72 ; |
Last updated: 5/2/2025
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2 Reviews
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5 5 stars
Posted by Mustafa on Aug 10, 2021
Good price and good seller
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5 100% happy
Posted by Trisha on Jul 30, 2021
The memory arrived the next morning and works great :)
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.
Returns
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.
