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Mellanox MCX512A-ACAT 25GbE Dual SFP28 Network Card

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The Mellanox MCX512A-ACAT ConnectX-5 EN adapter delivers high-performance 10/25GbE networking with dual SFP28 ports, PCIe 3.0 x8 connectivity, RDMA acceleration, and SR-IOV virtualization support. Designed for data centers, cloud environments, virtualization platforms, and enterprise workloads requiring low latency and high throughput.

OVERVIEW

  • The Mellanox MCX512A-ACAT ConnectX-5 EN network interface card is engineered for modern enterprise, cloud, and data center environments that demand high bandwidth, low latency, and efficient resource utilization. Featuring dual SFP28 ports supporting 10GbE and 25GbE connectivity, this adapter enables scalable network performance for virtualization, storage, analytics, and cloud workloads.
  • Built on the ConnectX-5 architecture, the adapter includes advanced hardware acceleration technologies such as RDMA and SR-IOV, helping reduce CPU overhead while improving application responsiveness. Its PCIe 3.0 x8 interface provides reliable throughput for demanding networking environments.

USE CASES

  • Enterprise data center networking
  • Cloud infrastructure deployments
  • Server virtualization environments
  • Hyper-converged infrastructure (HCI)
  • Software-defined storage platforms
  • High-performance database clusters
  • AI and machine learning workloads
  • Network function virtualization (NFV)
  • Financial trading applications

KEY FEATURES

  • Dual-port SFP28 network connectivity
  • Supports 10GbE and 25GbE Ethernet speeds
  • Mellanox ConnectX-5 EN architecture
  • PCIe 3.0 x8 host interface
  • RDMA acceleration for low-latency communication
  • SR-IOV virtualization support
  • Up to 75 million packets per second processing rate
  • Secure Boot support for enhanced security
  • Optimized for cloud and virtualized infrastructures
  • Active cooling design for reliable operation
  • Compatible with Windows and Linux operating systems
  • Enterprise-class performance and scalability

TECHNICAL SPECIFICATIONS

  • Brand: Mellanox
  • Model: MCX512A-ACAT
  • Network Interface: Mellanox ConnectX-5 EN
  • Port Configuration: Dual-Port
  • Port Type: SFP28
  • Network Speed: 10/25GbE
  • Interface: PCIe 3.0 x8
  • Form Factor: Tall Bracket
  • Operating System Support: Windows, Linux
  • Maximum Payload Size: 512 Bytes
  • CPU Offload Technologies: RDMA, SR-IOV
  • Virtualization Support: Single Root I/O Virtualization (SR-IOV)
  • Maximum I/O Rate: 75 Million Packets Per Second
  • Power Consumption: 13.5W
  • Cooling: Active Cooling
  • Security Features: Secure Boot Support
  • Compliance Standards: RoHS, CE, FCC

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