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HP Ethernet 1Gb 4-port 331T Adapter

Enterprise and mid-market customers requiring low power, high port density 1GbE network adapters for virtualization and server consolidation.

The HP Ethernet 1Gb 4-Port 331T Adapter features the next generation of Ethernet integration, offering a single chip solution that reduces power requirements and optimizes I/O slot utilization. It delivers full line-rate performance across all ports with low power consumption.

The HP 331T is ideal for virtualization, security, server consolidation, network segmentation, and other applications requiring maximum throughput and port density. The total aggregate throughput of 8Gb meets the needs of customers desiring high bandwidth.

The HP 331T supports advanced features such as Large Send and Receive offload capability, TCP checksum and segmentation, VLAN tagging, MSI-X, jumbo frames, IEEE 1588, and virtualization features such as VMware NetQueue and Microsoft VMQ. Support for HP Sea of Sensors 3D Technology enhances server performance while reducing energy use and expense.

  • Part NumberOpen or Close
    MFG Part Number: 647594-B21
    Alternate Part Numbers: 647594-B21
    Manufacturer: HP
  • SpecificationsOpen or Close

    Network processor
    Broadcom BCM5719 chipset

    Data rate
    Four ports, each at 2 Gbps full duplex
    8 Gbps aggregate full duplex theoretical bandwidth.

    Bus type
    Four lane (x4) PCI Express compatible with x4, x8, and x16 PCI Express slots

    Form factor
    PCIe Card

    4.3W (1000Base-T, maximum traffic)
    1.0W (AUX power with WoL)

    Server supported
    ProLiant servers

    IEEE compliance
    802.3, 802.3ab, 802.3u, 802.3x, Dynamic 802.3ad, 802.1Q, 802.3az, 1588, 802.1as

    Compatible operating systems
    Microsoft Windows Server 2008, HPC Server 2008,icrosoft Windows 2008
    Red Hat Enterprise Linux 5.7 (AMD64/EM64T)
    Red Hat Enterprise Linux 6.1 (AMD64/EM64T)
    SLES 10 and 11
    Oracle Solaris 10
    VMware ESX and ESXi
    Microsoft Windows Hyper-V

    Product differentiator
    Single-chip, quad-port, 1Gb Ethernet Adapter designed for maximum throughput and high port density.

    Dimensions (W x D x H)
    19.69 x 24.92 x 6.05 cm (7.75 x 9.81 x 2.38 in)

    0.45 kg (1 lb)

  • CompatibilityOpen or Close
    SL250s Gen8, SL4540 Gen8, SL230s Gen8, SL270s Gen8


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