MCX623106AC-CDAT ConnectX-6 Dx 100GbE Dual-Port QSFP56 NIC
MCX623106AC-CDAT ConnectX-6 Dx 100GbE Dual-Port QSFP56 NIC is a high-performance NVIDIA Mellanox Ethernet network adapter designed for AI servers, GPU clusters, enterprise data centers, cloud platforms, and high-speed storage environments.
Based on the ConnectX-6 Dx EN architecture, the adapter features dual QSFP56 Ethernet ports with support for network speeds from 1GbE up to 100GbE. The MCX623106AC-CDAT ConnectX-6 Dx 100GbE Dual-Port QSFP56 NIC uses a PCIe 4.0 x16 host interface and supports Crypto and Secure Boot for enterprise and data center environments requiring high-performance and secure networking.
Key Features
- NVIDIA Mellanox ConnectX-6 Dx EN architecture
- Part Number: MCX623106AC-CDAT
- Dual-port QSFP56 Ethernet connectivity
- Up to 100GbE per port
- Supports 1/10/25/40/50/100GbE
- PCIe 4.0 x16 host interface
- Crypto enabled
- Secure Boot enabled
- Suitable for AI servers and GPU clusters
- Designed for enterprise and data center networking
- High-bandwidth server and storage connectivity
- Tested hardware and bulk procurement support
The MCX623106AC-CDAT ConnectX-6 Dx 100GbE Dual-Port QSFP56 NIC provides a flexible networking solution for organizations upgrading from 10GbE, 25GbE, 40GbE, or 50GbE networks to higher-bandwidth 100GbE infrastructure.
Product Specifications
| Item | Specification |
|---|---|
| Brand | NVIDIA Mellanox |
| Model | MCX623106AC-CDAT |
| Series | ConnectX-6 Dx EN |
| Product Type | Ethernet Network Interface Card |
| Network Speed | Up to 100GbE per port |
| Supported Speeds | 1/10/25/40/50/100GbE |
| Number of Ports | 2 |
| Port Type | Dual QSFP56 |
| Host Interface | PCIe 4.0 x16 |
| Crypto | Enabled |
| Secure Boot | Enabled |
| Bracket Type | Tall Bracket |
| Form Factor | HHHL |
| Application | AI Server, GPU Server, Enterprise Server, Data Center |
| Typical Use | AI Clusters, Storage Networking, Cloud, Virtualization |
AI Server and GPU Cluster Applications
The MCX623106AC-CDAT ConnectX-6 Dx 100GbE Dual-Port QSFP56 NIC is suitable for AI training servers, GPU computing nodes, enterprise server clusters, cloud infrastructure, and high-speed storage networks.
Its dual-port architecture provides additional flexibility for network redundancy, separate storage and compute traffic, multi-network configurations, and high-bandwidth server communication.
For AI infrastructure, 100GbE networking can help improve data movement between GPU servers, compute nodes, and storage systems where large datasets need to be transferred efficiently.
Data Center Networking Applications
Typical deployment scenarios include:
- AI training and inference servers
- GPU server clusters
- High-performance computing systems
- Enterprise virtualization platforms
- Private and public cloud infrastructure
- High-speed storage networks
- Distributed storage systems
- Data center network upgrades
- Server-to-server connectivity
The MCX623106AC-CDAT ConnectX-6 Dx 100GbE Dual-Port QSFP56 NIC is particularly suitable for customers requiring dual-port 100GbE Ethernet connectivity combined with PCIe 4.0 host bandwidth.
Crypto and Secure Boot Support
MCX623106AC-CDAT is the Crypto-enabled and Secure Boot-enabled version within this ConnectX-6 Dx 100GbE adapter family.
These capabilities make it suitable for enterprise and data center environments where secure network processing and controlled firmware boot processes are important considerations.
For projects involving IPsec or other security-intensive workloads, network architecture, expected throughput, and system configuration should be reviewed before deployment.
About Us


Why Choose MCX623106AC-CDAT?
The MCX623106AC-CDAT ConnectX-6 Dx 100GbE Dual-Port QSFP56 NIC combines high-speed 100GbE Ethernet, dual QSFP56 ports, PCIe 4.0 x16, Crypto support, and Secure Boot in an enterprise-grade network adapter.
It is suitable for customers requiring:
- Dual-port 100GbE connectivity
- AI and GPU server networking
- High-speed data center infrastructure
- PCIe 4.0 server platforms
- Secure networking capabilities
- Enterprise storage networking
- Cloud and virtualization environments
FAQ
Q: What is MCX623106AC-CDAT?
A: MCX623106AC-CDAT is an NVIDIA Mellanox ConnectX-6 Dx EN Ethernet adapter featuring dual QSFP56 ports and support for Ethernet speeds up to 100GbE per port.
Q: How many ports does MCX623106AC-CDAT have?
A: It features two QSFP56 Ethernet ports.
Q: Does MCX623106AC-CDAT support 100GbE?
A: Yes. It supports Ethernet speeds including 1/10/25/40/50/100GbE.
Q: What PCIe interface does MCX623106AC-CDAT use?
A: It uses a PCIe 4.0 x16 host interface.
Q: Does MCX623106AC-CDAT support Crypto?
A: Yes. The AC version has Crypto enabled.
Q: Does MCX623106AC-CDAT support Secure Boot?
A: Yes. Secure Boot is enabled on MCX623106AC-CDAT.
Q: Is MCX623106AC-CDAT suitable for AI servers?
A: Yes. It is suitable for AI servers, GPU clusters, enterprise storage, cloud systems, and high-bandwidth data center networking.
Q: Can CubeCore supply MCX623106AC-CDAT in bulk?
A: Yes. CubeCore supports tested hardware supply, bulk orders, configuration verification, project-based procurement, and global delivery.


