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Mellanox MCX556A-EDAT ConnectX-5 Ex VPI adapter card View larger
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Mellanox MCX556A-EDAT ConnectX-5 Ex VPI adapter card

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Mellanox MCX556A-EDAT ConnectX-5 Ex VPI

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Detailed Specifications

Mellanox

MCX556A-EDAT ConnectX-5 Ex VPI Adapter Card

The Mellanox MCX556A-EDAT ConnectX-5 Ex VPI Adapter Card is a dual-port 100Gb/s networking solution designed for high-performance computing (HPC), cloud, and enterprise environments. Leveraging Virtual Protocol Interconnect (VPI) technology, it supports both 100GbE Ethernet and EDR InfiniBand connectivity, providing ultra-low latency, high throughput, and advanced offload capabilities for mission-critical workloads.

Features

The MCX556A-EDAT enables flexible deployment across multiple network protocols without hardware changes. Its dual 100Gb/s ports deliver unmatched bandwidth for storage fabrics, AI/ML clusters, cloud-scale virtualization, and HPC applications.

Advanced Options

Featuring RDMA over Converged Ethernet (RoCE) and GPUDirect® support, this adapter offloads processing tasks from the CPU, allowing for efficient, low-latency data transfer. Its PCIe 3.0/4.0 x16 interface ensures full-speed connectivity, while the robust ConnectX-5 Ex architecture provides enterprise-grade reliability and scalability. Ideal for organizations demanding high-performance networking with protocol versatility, the MCX556A-EDAT is optimized for AI workloads, hyperscale cloud infrastructures, and high-speed storage environments.

Product Key Features

  • Dual 100Gb/s ports supporting Ethernet and EDR InfiniBand (VPI)

  • PCIe 3.0/4.0 x16 interface for maximum throughput

  • Ultra-low latency for HPC and AI workloads

  • RDMA and GPUDirect® acceleration for CPU efficiency

  • Advanced stateless offloads for transport and overlay protocols

  • Flexible VPI design for dual-protocol deployment

  • Optimized for hyperscale cloud, AI/ML, and HPC applications

  • High reliability for mission-critical enterprise environments

  • Scalable architecture supporting multi-tenant and virtualized networks

  • Enterprise-grade Mellanox/NVIDIA Networking design

Reliability & Performance

The MCX556A-EDAT provides consistent 100Gb/s performance with protocol flexibility for both Ethernet and InfiniBand networks. Its advanced offload capabilities reduce CPU usage, ensuring high throughput and low latency for compute-intensive workloads. Built for mission-critical applications, it delivers dependable, long-term networking performance for HPC, AI, cloud, and storage infrastructures.

Key Features 

  • Model: MCX556A-EDAT

  • Ports: 2x Network Ports

  • Speed: 100Gb/s per port

  • Protocols: 100GbE Ethernet & EDR InfiniBand (VPI)

  • Interface: PCIe 3.0/4.0 x16

  • RDMA Support: Yes, RoCE and InfiniBand acceleration

  • GPU Optimization: GPUDirect® RDMA supported

  • Offloads: Advanced stateless offloads

  • Form Factor: Full-height Adapter Card

  • Reliability: Enterprise/HPC-grade design

  • Warranty: Manufacturer Warranty Included

Specifications :

SpecificationDetails
Model Number MCX556A-EDAT
Brand Mellanox (NVIDIA Networking)
Ports 2x Ports
Port Speed 100Gb/s
Protocols 100GbE Ethernet & EDR InfiniBand (VPI)
Interface PCIe 3.0/4.0 x16
RDMA Support Yes, RoCE and InfiniBand
GPU Optimization GPUDirect® RDMA
Offloads Stateless offloads, overlay offloads
Form Factor Full-height Adapter Card
Applications HPC, AI, Cloud, Storage, Enterprise
Warranty Manufacturer Warranty

  • 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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