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Mellanox MCX512A-ACAT ConnectX-5 EN PCIe 3.0 x8 25G Network Adapter View larger
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Mellanox MCX512A-ACAT ConnectX-5 EN PCIe 3.0 x8 25G Network Adapter

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Mellanox MCX512A-ACAT ConnectX-5 EN PCIe 3.0...

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Detailed Specifications

Mellanox

MCX512A-ACAT ConnectX-5 EN PCIe 3.0 x8 25G Network Adapter

The Mellanox MCX512A-ACAT ConnectX-5 EN 25G Network Adapter delivers next-generation connectivity with superior throughput, low latency, and advanced offload capabilities for modern data centers. Built on Mellanox ConnectX-5 architecture, this adapter provides 25GbE Ethernet performance over PCIe 3.0 x8, making it ideal for high-performance computing (HPC), cloud, storage, and enterprise workloads.

Features

The MCX512A-ACAT offers an unparalleled combination of performance, scalability, and efficiency. Supporting 25 Gigabit Ethernet connectivity, it enables data centers to accelerate their most demanding applications, including machine learning, artificial intelligence, storage platforms, and virtualization.

Advanced Options

With advanced RDMA over Converged Ethernet (RoCE v2) and Overlay Network Offloads (VXLAN, NVGRE, Geneve), this adapter ensures efficient networking with lower CPU utilization. Its hardware-based offloads for transport and security improve application performance, while end-to-end QoS and traffic shaping guarantee predictable throughput. Compact and power-efficient, the MCX512A-ACAT helps enterprises and cloud providers reduce total cost of ownership while meeting the growing demands for scalable and secure 25G Ethernet networking.

Product Key Features

  1. 25GbE Ethernet Network Adapter

  2. PCI Express 3.0 x8 interface

  3. Based on ConnectX-5 architecture

  4. RDMA over Converged Ethernet (RoCE v2) support

  5. Overlay network offloads: VXLAN, NVGRE, Geneve

  6. Hardware-based transport, storage, and security offloads

  7. Low latency and high throughput for demanding workloads

  8. End-to-end QoS and congestion control

  9. Optimized for cloud, HPC, and enterprise deployments

  10. Compact and power-efficient design

Reliability & Performance

The Mellanox ConnectX-5 EN family is trusted for enterprise-grade reliability and scalability. The MCX512A-ACAT ensures consistent 25Gbps throughput with low latency and efficient CPU utilization. It supports high-demand applications such as real-time analytics, AI/ML workloads, cloud-scale virtualization, and next-gen storage. With advanced security and congestion control, this adapter delivers dependable networking performance for mission-critical environments.

Key Features 

  • Model: MCX512A-ACAT

  • Series: Mellanox ConnectX-5 EN

  • Form Factor: PCIe Network Interface Card

  • Interface: PCI Express 3.0 x8

  • Network Speed: 25 Gigabit Ethernet

  • Ports: Single-port SFP28

  • Offload Capabilities: RDMA over Converged Ethernet (RoCE v2), Overlay Network Offloads (VXLAN, NVGRE, Geneve)

  • Security: Hardware encryption & offloads

  • Latency: Ultra-low, optimized for HPC and data center workloads

  • Power Efficiency: Designed for low power consumption

  • Warranty: Manufacturer Warranty Included

Specifications :

SpecificationDetails
Model Number MCX512A-ACAT
Series Mellanox ConnectX-5 EN
Form Factor PCIe Network Interface Card
Interface PCI Express 3.0 x8
Network Speed 25GbE
Port Type 1 × SFP28
Offload Capabilities RoCE v2, VXLAN, NVGRE, Geneve
Security Features Hardware-based encryption/offloads
Latency Ultra-low
Use Case Cloud, HPC, AI/ML, 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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