SKU: 20081139343

HPE Ethernet 10/25Gb 2-port 640SFP28 Adapter

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Description

HPE Ethernet 10/25Gb 2-port 640SFP28 AdapterUpgrade your data center performance with the HPE Ethernet 10 25Gb 2 port 640SFP28 Adapter. Built to move beyond the bottlenecks of 10 GbE, this dual port 25GbE solution delivers higher bandwidth, lower latency, and streamlined scalability for modern workloads. Designed to integrate seamlessly with HPE servers, it supports flexible optical and copper interconnects through SFP28 modules, enabling you to tailor your network fabric for virtualization,

Upgrade your data center performance with the HPE Ethernet 10/25Gb 2-port 640SFP28 Adapter. Built to move beyond the bottlenecks of 10 GbE, this dual-port 25GbE solution delivers higher bandwidth, lower latency, and streamlined scalability for modern workloads. Designed to integrate seamlessly with HPE servers, it supports flexible optical and copper interconnects through SFP28 modules, enabling you to tailor your network fabric for virtualization, storage, database, and cloud-native applications. Whether you’re optimizing virtual machines, accelerating data-intensive analytics, or powering high-speed backups, this adapter provides a reliable path to faster, more efficient networks without a dramatic overhaul of your existing infrastructure.

  • Two high-performance 25GbE SFP28 ports for scalable, per-port bandwidth that dramatically improves throughput for virtualized workloads, databases, and large-scale file transfers.
  • PCIe 3.0 x8 host interface delivers robust data paths to the CPU and memory, enabling efficient handling of modern, multi-threaded applications with reduced CPU overhead.
  • Flexible cabling options support a wide range of SFP28 transceivers and Direct Attach Copper (DAC) cables, giving you choice in distance, cost, and deployment topology.
  • Designed for seamless integration with HPE servers and infrastructure, ensuring reliable compatibility, simplified management, and strong vendor support across the data center.
  • Future-ready performance for mixed workloads enables you to consolidate networks, reduce latency, and scale throughput as traffic grows, without a complete network refresh.

Technical Details of HPE Ethernet 10/25Gb 2-port 640SFP28 Adapter

  • Ports: 2 x 25GbE SFP28
  • Host Interface: PCIe 3.0 x8
  • Form Factor: PCIe adapter card (compatible with standard and high-density server chassis variants)
  • Data Rate: Up to 25 Gbps per port (50 Gbps aggregate)
  • Transceiver Support: SFP28 optics and Direct Attach Copper (DAC) cables
  • Operating System Support: Compatible with major Linux and Windows environments with HPE-provided drivers

how to install HPE Ethernet 10/25Gb 2-port 640SFP28 Adapter

Installing the HPE Ethernet 10/25Gb 2-port 640SFP28 Adapter is designed to be straightforward, enabling a quick upgrade from 10 GbE or expansion of existing 25 GbE capabilities. Follow these general steps to add the adapter into your HPE server and bring up 25GbE connectivity.

1) Power down the server and disconnect all power sources. Remove the server from the rack if required and open the chassis to access the PCIe slots.

2) Locate an available PCIe slot that matches the adapter’s form factor and ensures sufficient bandwidth, typically a PCIe 3.0 x8 slot. If necessary, consult the server’s hardware guide to confirm compatibility with low-profile or standard-height configurations.

3) Insert the 640SFP28 adapter firmly into the PCIe slot and secure it with the retention screw. Ensure the card is seated fully and aligned correctly to avoid electrostatic discharge or seating issues.

4) Attach the appropriate SFP28 transceivers or DAC cables to the two ports on the adapter. Choose the optical modules or copper cables that suit your distance and network design, per your deployment plan.

5) Reassemble the server chassis, reconnect power, and boot the server. Install or update the required device drivers and management utilities from HPE’s support resources to ensure optimal performance and compatibility.

6) Verify connectivity by configuring the interfaces in the operating system and performing basic network tests. Validate link status, speed, and duplex settings, and confirm reachability to your core network switch or other endpoints.

Important notes: Always follow your organization’s change management procedures when adding or upgrading hardware. Use supported transceivers and cables, and apply the latest drivers from HPE to maximize compatibility and stability.

Frequently asked questions

  • Q: What performance can I expect from the 2-port 640SFP28 Adapter?
    A: Each port delivers up to 25Gbps, for a total potential of up to 50Gbps of aggregate bandwidth, enabling high-speed data transfer and improved performance for virtualization, storage, and network-intensive workloads.
  • Q: What cables or transceivers do I need?
    A: The adapter supports SFP28 optical transceivers and Direct Attach Copper (DAC) cables. Choose optics or DACs based on distance and budget, and ensure they are compatible with your switches and servers.
  • Q: Which operating systems are supported?
    A: The adapter is compatible with major Linux and Windows environments, with drivers and management utilities provided by HPE. Check the latest support matrix for your exact OS version.
  • Q: Can I use this adapter in all HPE servers?
    A: The 640SFP28 is designed for use with supported HPE servers and chassis configurations. Verify compatibility with your server model and BIOS/firmware version before purchase.
  • Q: Do I need special software to manage the adapter?
    A: Basic driver installation provides full functionality, and optional management tools from HPE can assist with monitoring, firmware updates, and diagnostics within supported environments.
Shipping Notes
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 20081139343

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Reviewed in the United States on May 14, 2026
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Linda A.
Omaha, US
★★★★★ 5
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Color: Brown/Acorn
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Miss Beckworth
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