Mellanox MCX516A-CCAT ConnectX-5 EN Network Interface Card

Part No:MCX516A-CCAT Write a Review

Condition:New

Brand:Mellanox

Weight:1 lbs

Product Type:SFP28

Mellanox

MCX516A-CCAT ConnectX-5 EN Network interface card

The Mellanox MCX516A-CCAT ConnectX-5 EN Network interface card is a high-performance 25GbE Ethernet adapter designed for enterprise data centers, cloud computing, and storage networks. Leveraging ConnectX-5 technology, this NIC delivers ultra-low latency, high throughput, and advanced offload capabilities, ensuring efficient networking for demanding workloads.

Features

The MCX516A-CCAT provides single-port 25GbE connectivity via SFP28, making it ideal for high-speed, low-latency applications such as virtualization, storage fabrics, and cloud infrastructure. Its RDMA over Converged Ethernet (RoCE v2) support and stateless offloads reduce CPU utilization and increase application performance.

Advanced Options

This NIC supports hardware-based transport and overlay offloads, improving data center efficiency and scalability. Compact and power-efficient, the MCX516A-CCAT seamlessly integrates into modern server architectures, providing reliable, enterprise-grade performance for cloud providers, HPC clusters, and mission-critical enterprise networks.

Product Key Features

  • Single-port 25GbE Ethernet connectivity

  • SFP28 interface for high-speed networking

  • PCIe 3.0 x8 interface for maximum throughput

  • RDMA over Converged Ethernet (RoCE v2) support

  • Advanced stateless offloads for reduced CPU load

  • Low latency performance for HPC and cloud applications

  • Hardware overlay offload: VXLAN, NVGRE, Geneve

  • Power-efficient design for energy-conscious deployments

  • Enterprise-grade reliability and scalability

  • Optimized for storage, cloud, and virtualization workloads


Reliability & Performance

The MCX516A-CCAT provides enterprise-class reliability with consistent 25GbE throughput and minimal latency. Its hardware offloads reduce network bottlenecks, ensuring fast and efficient data transfer across virtualized, storage, or HPC environments. Designed for mission-critical workloads, it offers both high performance and long-term dependability.

Key Features

  • Model: MCX516A-CCAT
  • Ports: 1x Ethernet Port
  • Speed: 25Gb/s
  • Interface: PCIe 3.0 x8
  • Connector Type: SFP28
  • Virtualization Support: Yes, with advanced offloads
  • RDMA Support: RoCE v2
  • Offloads: Stateless, overlay offloads (VXLAN, NVGRE, Geneve)
  • Form Factor: Low-profile adapter card
  • Reliability: Enterprise-grade design
  • Warranty: Manufacturer Warranty Included
BrandMellanox
Model NumberMCX516A-CCAT
SKUMCX516A-CCAT
ConditionNew
Dimensions7.56 × 6.18 × 1.38 in
Weight1 lbs
InterfacePCIe 3.0 x8
Ports1x Ethernet Port
Port Speed25Gb/s
Connector TypeSFP28
Virtualization SupportYes
RDMA SupportRoCE v2
OffloadsStateless offloads, VXLAN, NVGRE, Geneve
Form FactorLow-profile Network interface card
ApplicationsCloud, HPC, 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

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