Mellanox MCX556A-EDAT ConnectX-5 Ex VPI adapter card

Part No:MCX556A-EDAT Write a Review

Condition:New

Brand:Mellanox

Weight:1 lbs

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

BrandMellanox
Model NumberMCX556A-EDAT
SKUMCX556A-EDAT
ConditionNew
Dimensions6.18 × 7.25 × 1.38 in
Weight1 lbs
InterfacePCIe 3.0/4.0 x16
Ports2x Ports
Port Speed100Gb/s
Protocols100GbE Ethernet & EDR InfiniBand (VPI)
RDMA SupportYes, RoCE and InfiniBand
GPU OptimizationGPUDirect® RDMA
OffloadsStateless offloads, overlay offloads
Form FactorFull-height Adapter Card
ApplicationsHPC, AI, Cloud, Storage, Enterprise
WarrantyManufacturer Warranty

Warranty

Manufacturer Warranty

Returns

We guarantee free replacements on all new/refurbished equipment in case of any defects.

  • Returns must be requested within 30 days of the original invoice date.
  • Merchandise must be unused and in original packaging; bulk-packed and refurbished items must have unbroken sealing tape.
  • A 25% restocking fee applies to non-defective merchandise returned by mistake.
  • Discontinued, close-out, and custom printed items are non-returnable unless defective.
  • Customer is responsible for return freight costs.

View full return policy

Customer Reviews of the Mellanox MCX556A-EDAT ConnectX-5 Ex VPI adapter card

Based on 0 Reviews
5 Stars
0% (0)
4 Stars
0% (0)
3 Stars
0% (0)
2 Stars
0% (0)
1 Star
0% (0)

Filter Results

Do you own this product?

Write a Review

There are no reviews yet.

Write a Review

Your email address will not be published. Required fields are marked *

We Accept

  • PayPal
  • All Credit & Debit Cards
  • Purchase Orders
  • Check
  • Bank Transfer / ACH / Wire Transfer

To pay by PayPal or credit/debit card, simply check out and process payment online.

To pay by Purchase Order, Check, or Bank Transfer, please contact us:
Call: (469) 458-9636
Email: sales@dcsupplies.net

All packages are shipped same day if the order is placed before 3PM CST.

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

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

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