**Full Part Number:** MCX516A-CCAT  
**Manufacturer:** Mellanox Technologies
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### **Overview**
The **Mellanox MCX516A-CCAT** is a high-performance 100GbE Ethernet network adapter card designed for modern data centers and cloud infrastructures. Equipped with 16 ports of QSFP28, this adapter delivers unmatched throughput and scalability, making it ideal for high-performance computing, storage systems, and data-intensive applications. With its cutting-edge ConnectX-5 technology, the MCX516A-CCAT offers advanced networking features, low latency, and high bandwidth, enabling superior performance and efficiency in a compact form factor.
### **Key Features**
- **16 x 100GbE QSFP28 Ports:** Provides high-density 100GbE connectivity with 16 QSFP28 ports, supporting flexible and scalable network architectures.
- **ConnectX-5 Technology:** Leverages Mellanox’s advanced ConnectX-5 technology to deliver low latency and high throughput, ideal for data centers requiring fast and reliable networking solutions.
- **High Performance:** Offers a data transfer rate of up to 100Gbps per port, supporting the most demanding applications with ease.
- **Advanced Networking Features:** Supports a wide range of networking protocols and offloads, including RDMA over Converged Ethernet (RoCE), TCP/UDP/IP stateless offload, and hardware-based virtualization.
- **Scalable and Flexible:** Suitable for a variety of deployment scenarios, including cloud data centers, storage systems, and high-performance computing (HPC) environments.
- **Enhanced Security:** Features hardware-based security capabilities, including secure boot, firmware authenticity verification, and data integrity protection.
- **Low Power Consumption:** Designed for energy efficiency, reducing overall power consumption while maintaining top-tier performance.
### **Applications**
- **Data Centers:** Ideal for high-density data center environments requiring robust 100GbE connectivity for optimal performance and scalability.
- **Cloud Computing:** Supports cloud service providers in building scalable, high-performance network infrastructures for demanding cloud applications.
- **High-Performance Computing (HPC):** Suitable for HPC environments that need low latency and high bandwidth to support complex computations and data-intensive tasks.
- **Storage Networks:** Perfect for storage systems requiring fast, reliable network connectivity to handle large volumes of data with minimal latency.
### **Specifications**
- **Port Configuration:** 16 x QSFP28 ports (100GbE)
- **Technology:** Mellanox ConnectX-5
- **Data Transfer Rate:** Up to 100Gbps per port
- **Networking Features:** RoCE, TCP/UDP/IP stateless offload, VXLAN, NVGRE, and hardware-based virtualization
- **Interface:** PCIe 3.0 x16
- **Form Factor:** Low-profile adapter card
- **Power Consumption:** Low power consumption for energy-efficient operation
- **Security:** Hardware-based security features, including secure boot and firmware integrity checks
- **Compatibility:** Compatible with various operating systems, including Windows and Linux
### **Why Choose Mellanox MCX516A-CCAT?**
The **Mellanox MCX516A-CCAT** offers unparalleled performance and flexibility for high-demand networking environments. With its 16-port 100GbE QSFP28 configuration, advanced ConnectX-5 technology, and comprehensive networking features, it provides a reliable and efficient solution for data centers, cloud infrastructures, HPC, and storage networks. Mellanox’s commitment to innovation and quality ensures that the MCX516A-CCAT delivers the best-in-class performance, scalability, and energy efficiency required for today’s dynamic and data-intensive applications.