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Description
This item, 647594-B21, is the HPE option part number for the product described as Ethernet 1Gb 4-port 331T Adapter. Further details below.
Expand your server's network capabilities with the HPE Ethernet 1Gb 4-port 331T Adapter. Featuring four RJ-45 ports, this adapter provides reliable Gigabit Ethernet connectivity for increased bandwidth and network redundancy. Built with a Broadcom BCM5719 processor, it supports advanced features such as Jumbo Frames, Large Send Offload (LSO), and PXE support, optimizing network performance.
This adapter is designed for easy integration into your existing infrastructure, utilizing a PCI Express 2.0 x4 interface. Compatible servers includes but may not be limited to the DL360 Gen9, DL380 Gen9, DL360 Gen10, DL380 Gen10, DL160 Gen9, DL180 Gen9, DL320e Gen8, DL360e Gen8, DL360p Gen8, DL380e Gen8, DL380p Gen8, DL385p Gen8, DL388 Gen9, DL560 Gen8, DL560 Gen10, DL580 Gen8, DL580 Gen10, DL60 Gen9, DL80 G, DL120 Gen9, and DL160 Gen8. Compliant with IEEE 802.3 standards, this adapter ensures seamless compatibility and reliable performance in diverse network environments.
HPE Option Part #: 647594-B21
HPE Spare Part #: 649871-001
PRODUCT SPECIFICATIONS FOR 647594-B21:
- Brand: HPE
- Model: 331T
- Manufacturer: Hewlett-Packard
- Processor Brand: Broadcom
- Processor Number: BCM5719
- Processors Installed: 1
- Cable Type: Ethernet 1000Base-T, Ethernet 100Base-TX, Ethernet 10Base-T
- Compliant Standards: IEEE 802.1as, IEEE 802.1Q, IEEE 802.3, IEEE 802.3ab, IEEE 802.3ad (LACP), IEEE 802.3az, IEEE 802.3u, IEEE 802.3x
- Connectivity Technology: Wired
- Data Link Protocols: Ethernet, Fast Ethernet, Gigabit Ethernet
- Data Transfer Rate: 1 GBps
- Features: Jumbo Frames support, Large Send Offload (LSO), PXE support
- Form Factor: Plug-in card
- Host Interface: PCI Express 2.0 x4
- PCI Specification Revision: PCIe 2.0
- Product Type: Network adapter
- Status Indicators: Link/activity, Port transmission speed
- Compatible Slots Required: 1 x PCI Express 2.0 x4
- Interface Provided: 4 x 1000Base-T - RJ-45
- Port Quantity: 4
- Network & Adapter Ports: 10/100/1000
RESOURCES FOR 647594-B21
Quickspecs for 647594-B21COMPATIBLE WITH:
PROLIANT DL SERIES
PROLIANT ML SERIES
PROLIANT SL SERIES
** This list may not be complete. Contact us via Live Chat if you have any questions about compatibility.
HPE PARTSURFER INFO FOR 647594-B21
| Spare PN | Description | |
|---|---|---|
 |
649871-001 | Ethernet 1Gb 4-port 331T adapter - Has four 10/100/1000BASE-T RJ45 ports and 4Mb integrated buffer memory - Requires one x4 (Gen2) PCI Express slot (compatible with x8 and x16 PCI Express slots) - Requires CAT5 or better twisted-pair |
Last Updated: 2025-10-24
