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    Mellanox NVIDIA MCX556A-ECAT ConnectX-5 VPI Adapter Card EDR/100GbE - PCI Express 4.0 x16 - 100 Gbit/s - 2 x Total Infiniband Po

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    NVIDIA MCX556A-ECAT ConnectX-5 VPI Adapter Card EDR/100GbE - PCI Express 4.0 x16 - 100 Gbit/s - 2 x Total Infiniband Port(s) - 2 x Network (RJ-45) Port(s) - 2 x Total Expansion Slot(s) - QSFP28 - Plug-in Card

    NVIDIA MCX556A-ECAT ConnectX-5 VPI Adapter Card EDR InfiniBand and 100GbE Dual-Port QSFP28 PCIe 3.0 x16 Tall Bracket ROHS R6100Gb/s InfiniBand & Ethernet (VPI) Adapter Card

    ConnectX-4 network adapter cards with Virtual Protocol Interconnect (VPI), supporting FDR IB and 40/56GbE connectivity, provide the highest performance and most flexible solution for high-performance, Web 2.0, Cloud, data analytics, database, and storage platforms.

    With the exponential growth of data being shared and stored by applications and social networks, the need for high-speed and high performance compute and storage data centers is skyrocketing.

    ConnectX-4 provides exceptional high performance for the most demanding data centers, public and private clouds, Web2.0 and Big Data applications, as well as High-Performance Computing (HPC) and Storage systems, enabling today's corporations to meet the demands of the data explosion.


    • Tag matching and rendezvous offloads
    • Adaptive routing on reliable transport
    • Burst buffer offloads for background checkpointing
    • NVMe over Fabric (NVMe-oF) offloads
    • Back-end switch elimination by host chaining
    • Embedded PCIe switch
    • Enhanced vSwitch/vRouter offloads
    • Flexible pipeline
    • RoCE for overlay networks
    • PCIe Gen 4.0 support
    • RoHS compliant
    • ODCC compatible


    • Up to 100Gb/s connectivity per port
    • Industry-leading throughput, low latency, low CPU utilization and high message rate
    • Innovative rack design for storage and Machine Learning based on Host Chaining technology
    • Smart interconnect for x86, Power, Arm, and GPU-based compute and storage platforms
    • Advanced storage capabilities including NVMe over Fabric offloads
    • Intelligent network adapter supporting flexible pipeline programmability
    • Cutting-edge performance in virtualized networks including Network Function Virtualization (NFV)
    • Enabler for efficient service chaining capabilities
    • Efficient I/O consolidation, lowering data center costs and complexity


    • The PCI Express 4.0 x16 interface provides smooth data transfer and outstanding performance
    • To fulfill your need this infiniband/ethernet host bus adapter is a perfect choice
    • With the data speed of 100 Gbit/s, get a quick response while updating or transferring files

    Data sheet

    Country of Origin
    NVIDIA Corporation
    Manufacturer Part Number
    Manufacturer Website Address
    Brand Name
    Product Name
    MCX556A-ECAT ConnectX-5 VPI Adapter Card EDR/100GbE
    Product Type
    Infiniband/Ethernet Host Bus Adapter
    2.72 (69 mm)"
    5.59 (142 mm)"
    Media Type Supported
    Twisted Pair
    Product Line
    Number of Network (RJ-45) Ports
    Form Factor
    Plug-in Card
    Environmentally Friendly
    Number of Total Expansion Slots
    Expansion Slot Type
    Host Interface
    PCI Express 4.0 x16
    Data Transfer Rate
    100 Gbit/s
    Total Number of InfiniBand Ports

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