HPE 256GB Octal Rank x4 DDR5-4800 CAS-46-39-39 EC8 Registered 3DS Smart Memory for Gen11 servers
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Part number cross-reference
- Part number
- P43337-B21
Overview
This item, P43337-B21, is the HPE option part number for the product described as 256GB Octal Rank x4 DDR5-4800 CAS-46-39-39 EC8 Registered 3DS Smart Memory for Gen11 servers. Further details below.
Maximize your server's performance with the HPE 256GB DDR5-4800 Memory module, designed specifically for Gen11 HPE servers. This high-capacity memory module provides outstanding speed with DDR5 technology, achieving speeds of up to 4800 MHz (PC5-38400) and low Latency Timings (CL46, 46-39-39). The Octal Rank x4 configuration and 3DS registered design ensure optimal data access, boosting your system's memory bandwidth and reliability for memory-intensive applications.
Built for high-end data integrity, this memory module features ECC (Error-Correcting Code) to protect against data corruption, ensuring consistent and accurate performance in enterprise environments. The DIMM 288-pin form factor, combined with a voltage of 1.1V, makes this memory kit compatible with specific Gen11 servers, providing a reliable and scalable solution for demanding workloads in modern data centers.
HPE Option Part #: P43337-B21
HPE Spare Part #: P48504-001
HPE Assembly Part #: P43339-0A1
PRODUCT SPECIFICATIONS FOR P43337-B21:
- Capacity: 256 GB
- Upgrade Type: System specific
- OEM Manufacturer Equivalent Part Number: HPE P43337-B21
- Width: 7.5 in
- Depth: 0.8 in
- Height: 3.5 in
- Weight: 1.41 oz
- Type: DRAM memory module
- Technology: DDR5 SDRAM
- Form Factor: DIMM 288-pin
- Speed: 4800 MHz (PC5-38400)
- Latency Timings: CL46 (46-39-39)
- Data Integrity Check: ECC
- Features: Octal Rank, 3DS registered
- Chips Organization: X4
- Voltage: 1.1 V
RESOURCES FOR P43337-B21
Quickspecs for P43337-B21COMPATIBLE WITH:
PROLIANT DL SERIES
PROLIANT ML SERIES
OTHER HPE MACHINES
** This list may not be complete. Contact us via Live Chat if you have any questions about compatibility.
HPE PARTSURFER INFO FOR P43337-B21
| Spare PN | Description |
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Last Updated: 2026-10-12
Other sizes in this family
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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
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Part numbers
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Questions about P43337-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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P43337-B21 HPE 256GB Octal Rank x4 DDR5-4800 CAS-46-39-39 EC8 Registered 3DS Smart Memory for Gen11 servers
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