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HPE 779243-B21 ConnectX-3 Pro Dual-Port 10 GbE SFP+ Network Gigabit Ethernet Adapter

779243-B21

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Dual-port 10 GbE SFP+ NIC for high-speed server networking.
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Detailed Specifications

HPE 779243-B21 

ConnectX-3 Pro Dual-Port 10 GbE SFP+ Gigabit Ethernet Adapter

The HPE 779243-B21 (ConnectX-3 Pro) is a high-performance dual-port Gigabit Ethernet Adapter  offering 10 GbE speeds via SFP+interfaces. Ideal for enterprise and data center servers such as HPE ProLiant and Apollo, it delivers low-latency and reliable connectivity for demanding applications, including virtualization, storage networking, and high-bandwidth data transfers. With advanced offload features and a robust PCIe x8 interface, this adapter helps reduce CPU overhead while boosting network efficiency. As a refurbished, factory-tested unit offered with a 90-day warranty, it strikes a solid balance between performance and affordability. 

Features

Built upon the Mellanox ConnectX-3 Pro architecture, the 779243-B21 provides two independent SFP+ ports supporting 10 GbE connectivity—perfect for link aggregation or redundant uplinks to enhance bandwidth and reliability. It installs via a PCI Express x8 slot, offering ample throughput and broad compatibility with HPE ProLiant and Apollo serversMoreover, the adapter includes smart offload capabilities such as TCP/IP, iSCSI, and FCoE, reducing system CPU utilization and enabling more efficient packet processing in virtualized and storage-heavy environments. With an MTBF of approximately 1.5 million hours and operating temperature support from 0°C to 55°C, it’s built for reliability even under sustained workloadsAs a refurbished product, it combines tested reliability with cost efficiency, all backed by a 90-day warranty—making it an excellent choice for scaling server networking on a budget.

Advanced Options

Designed for demanding enterprise workloads, the HPE 779243-B21 enables sustained 10 Gbps throughput across its two SFP+ channels. Whether deployed in aggregated or failover configurations, it offers impressive bandwidth and resilience. The inclusion of hardware offloads like TCP/IP, iSCSI, and FCoE significantly lowers CPU overhead—boosting efficiency in virtualized and storage-intensive networks.

Product Key Features

  • Dual SFP+ ports delivering 10 GbE connectivity

  • PCIe x8 form factor for robust throughput and compatibility

  • Offload support: TCP/IP, iSCSI, FCoE

  • High MTBF (~1.5M hours), reliable thermal performance

  • Factory-refurbished with 90-day warranty

Reliability & Performance

With a robust MTBF of 1.5 million hours and broad support across HPE server families, this adapter delivers both reliability and compatibility. Its PCIe x8 design ensures no bottlenecks in high-throughput scenarios. As a refurbished model, comprehensive testing and a 90-day warranty further enhance cost-effective reliability—ideal for organizations optimizing performance without exceeding budgets.

Key Features :

  • 2 × SFP+ 10 GbE ports

  • PCIe x8 interface

  • Offload capabilities: TCP/IP, iSCSI, FCoE

  • High reliability: ~1.5M hours MTBF; 0–55°C operating temperature

  • Refurbished with 90-day warranty

SpecificationDetails
Model Number 779243-B21 (HPE ConnectX-3 Pro)
Type Network Gigabit Ethernet Adapter/ Ethernet NIC
Form Factor PCIe x8 plug-in card
Ports 2 × SFP+ (10 GbE each)
Data Rate 10 Gbps Ethernet
Offload Features TCP/IP, iSCSI, FCoE
Compatibility HPE ProLiant and Apollo servers
Power Consumption ~25 W [Estimated]
MTBF ~1,500,000 hours
Operating Temperature 0°C to 55°C
Warranty 90 Days (Refurbished)

  • 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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