HPE 870825-B21 SFP28 Ethernet 10/25Gb Network Gigabit Ethernet Adapter (870825-B21)
HPE 870825-B21 SFP28 Ethernet 10/25Gb Network Gigabit Ethernet Adapter (870825-B21)
HPE 870825-B21 SFP28 Ethernet 10/25Gb Network Gigabit Ethernet Adapter (870825-B21)
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HPE 870825-B21 SFP28 Ethernet 10/25Gb Network Gigabit Ethernet Adapter

Part No:870825-B21 Write a Review

Condition:New

Brand:HPE

Weight:5 lbs

Product Type:Gigabit Ethernet Adapter Network Adapter

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HPE 870825-B21 

SFP28 Gigabit Ethernet Adapter 10/25Gb 2-Port Network Adapter

The HPE 870825-B21 SFP28 Gigabit Ethernet AdapterNetwork Adapteris designed to meet the increasing bandwidth demands of today’s cloud-driven data centers and performance-intensive workloads. With two 10/25GbE ports and a PCI Express 3.0 x8 interface, it provides efficient, low-latency connectivity for HPE ProLiant Gen9 and Gen10 servers. Ideal for virtualization, storage networking, and high-performance computing (HPC), this adapter ensures seamless throughput with advanced offload capabilities and energy-efficient features.

Features

Built with scalability and speed in mind, the HPE 870825-B21 uses the latest 25GbE technology through dual SFP28 ports, offering flexibility to run either 10Gb or 25Gb connections based on your infrastructure. It enables organizations to optimize server performance and reduce bottlenecks with increased packet processing and throughput.This adapter supports advanced networking features such as RDMA over Converged Gigabit Ethernet Adapter(RoCE), VLAN tagging, TCP/IP offload, and SR-IOV to enhance CPU efficiency and I/O performance. It is ideal for dense server environments that demand reliable and fast east-west data traffic.

Advanced Options

With compatibility across a wide range of HPEProLiant servers, the 870825-B21 is an ideal choice for businesses scaling their network fabric with agility and precision.

Product Key Features

    • Dual-port SFP28supporting 10GbE and 25GbE speeds

    •  PCIe Gen3 x8 interface for fast host connectivity

    •  RDMA and RoCEv2 support for low-latency operations

    •  SR-IOV and VLAN tagging for virtualization readiness

    •  Network traffic offloading (TCP/IP, TSO, LRO)

    •  Energy-efficient Gigabit Ethernet Adapter for reduced power draw

    •  Ideal for HPE ProLiant Gen9/Gen10 server platforms

Reliability & Performance

Delivering up to 50Gbps of aggregated throughput, this adapter ensures consistent high-speed connectivity with intelligent offloads that free up host CPU resources. Whether you’re running large-scale VMs or high-frequency trading apps, the HPE 870825-B21 maintains reliability under pressure.

Key Features :

  • 2x SFP28ports (10Gb/25Gb)

  • PCIe Gen3 x8 interface

  • 25 Gigabit Gigabit Ethernet Adapter IEEE 802.3by compliant

  • SR-IOV and RoCEv2 support

  • TSO, LRO, TCP/IP offloads

  • Compatible with Gen9/Gen10 ProLiant servers

  • Compact, low-profile form factor

  • Energy-efficient networking

BrandHPE
Model Number870825-B21
SKU870825-B21
ConditionNew
Weight5 lbs
Product TypeGigabit Ethernet Adapter Network Adapter
Port ConfigurationDual-Port (2×SFP28
Supported Speeds10GbE / 25GbE
Bus InterfacePCI Express Gen3 x8
Form FactorLow-profile (with standard bracket included)
Offload FeaturesTSO, LRO, TCP/IP, VLAN tagging, checksum offload
Virtualization SupportSR-IOV, VMware NetQueue, Microsoft VMQ
RDMA SupportYes (RoCE v2)
Compatible ServersHPE ProLiant Gen9 / Gen10 Series
Data ThroughputUp to 50 Gbps aggregate
Operating Temperature0°C to 55°C

Warranty

Products include the manufacturer warranty where applicable. Warranty coverage, term, and service options may vary by manufacturer and product condition.

Returns

We guarantee free replacements on all new/refurbished equipment in case of any defects.

  • Returns must be requested within 30 days of the original invoice date.
  • Merchandise must be unused and in original packaging; bulk-packed and refurbished items must have unbroken sealing tape.
  • A 25% restocking fee applies to non-defective merchandise returned by mistake.
  • Discontinued, close-out, and custom printed items are non-returnable unless defective.
  • Customer is responsible for return freight costs.

View full return policy

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