Mellanox MCX516A-CCAT ConnectX-5 EN Network Interface Card

Mellanox

MCX516A-CCAT ConnectX-5 EN Network interface card

The MellanoxMCX516A-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

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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

Specifications :

Specification	Details
Model Number	MCX516A-CCAT
Brand	Mellanox(NVIDIA Networking)
Ports	1x Ethernet Port
Port Speed	25Gb/s
Connector Type	SFP28
Interface	PCIe 3.0 x8
Virtualization Support	Yes
RDMA Support	RoCE v2
Offloads	Stateless offloads, VXLAN, NVGRE, Geneve
Form Factor	Low-profile Network interface card
Applications	Cloud, HPC, Storage, Enterprise
Warranty	Manufacturer Warranty