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

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The HPE 870825-B21 is a dual-port 10/25Gb

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Detailed Specifications

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

SpecificationDetails
Model Number 870825-B21
Product Type Gigabit Ethernet Adapter Network Adapter
Port Configuration Dual-Port (2×SFP28
Supported Speeds 10GbE / 25GbE
Bus Interface PCI Express Gen3 x8
Form Factor Low-profile (with standard bracket included)
Offload Features TSO, LRO, TCP/IP, VLAN tagging, checksum offload
Virtualization Support SR-IOV, VMware NetQueue, Microsoft VMQ
RDMA Support Yes (RoCE v2)
Compatible Servers HPE ProLiant Gen9 / Gen10 Series
Data Throughput Up to 50 Gbps aggregate
Operating Temperature 0°C to 55°C
  • All packages are shipped same day if the order is placed before 3PM CST

    We use UPS/FedEx to ship the packages with different service levels offered by UPS/FedEx

    Overnight Shipping take 1 business day
    Expedited Shipping take about 2-3 business days
    Ground shipping take about 3-5 business days

    You can select the desired service level at Checkout and we will make sure the package is shipped as per the selected service level.

  • We Accept

    i) PayPal
    ii) All Credit & Debit Cards
    iii) Purchase Orders
    iv) Check
    v) Bank Transfer/ACH/Wire Transfer

    To process the order through Paypal/CC, you can simply checkout and process the payment.

    If you want to issue us Purchase Order/Check/Bank Transfer, Please contact us at the following details

    Call: 469.458.9636
    Email: sales@dcsupplies.net

  • If you have any queries, please contact us at the following details and we will be happy to help

    Call
    469.458.9636
    469.458.9638

    Email
    sales@dcsupplies.net

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