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NVIDIA MCX623106AN-CDAT Mellanox ConnectX®-6 Dx EN Adapter Card, 100GbE, Dual-port QSFP56, PCIe 4.0 x16, No Crypto, Tall Bracket
P/N: MCX623106AN-CDAT
Price Upon Request
2
Reviews
2
Questions
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4-Year Warranty
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Product Highlights

Dual-Port QSFP56 100GbE Connectivity
PCIe 4.0 x16 Interface for High Bandwidth
Secure Boot with Hardware Root-of-Trust
215 Mpps Message Rate & Sub-0.8 µs Latency
RoCE v2 and SR-IOV for Advanced Virtualization
NVIDIA MCX623106AN-CDAT Mellanox ConnectX®-6 Dx EN Adapter Card, 100GbE, Dual-port QSFP56, PCIe 4.0 x16, No Crypto, Tall Bracket
ConnectX-6 Lx SmartNICs deliver scalability, high-performance, advanced security capabilities and accelerated networking with the best total cost of ownership for 25GbE deployments in cloud, telco, and enterprise data centers. Providing up to two ports of 25GbE or a single-port of 50GbE connectivity, and PCIe Gen 3.0/4.0 x8 host connectivity, ConnectX-6 Lx is a member of Mellanox’s world-class, award-winning, ConnectX family of network adapters. Continuing Mellanox’s consistent innovation in networking, ConnectX-6 Lx provides agility and efficiency at every scale. ConnectX-6 Lx delivers cutting edge 25GbE performance and security for uncompromising data centers.
Specifications
Brand
NVIDIA
Technology
Ethernet
Ports
Dual
Port Type
QSFP56
Data Rate
1, 10, 25, 40, 50, 100GbE
Host Interface
PCIe 4.0×16
Input Voltage
12v
Max. Power Consumption
26.64W
Operating Temperature
0 to 55°C (32 to 131℉)
Storage Temperature
-40 to 70°C (-40 to 158℉)
Dimensions (W×D)
68.90×142.00mm
Controller
ConnectX-6
Certification
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Questions & Answers
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All (2) Management (1)Scalability (1)
Q:

What port types are available on NVIDIA NICs?

by F***m on 2025-07-21 16:50:42

A:

They support a variety of speeds and interfaces including 10G, 25G, 100G, and 200G via SFP28, QSFP28, and QSFP-DD.

by Helpful on 2025-07-21 16:58:06

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Q:

Are these NICs suitable for AI and HPC workloads?

by N***m on 2025-07-21 16:23:52

A:

Yes, especially models like ConnectX-6 and ConnectX-7, which are optimized for high-throughput, low-latency environments.

by CPLIGHT on 2025-07-21 16:57:19

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Customer Reviews
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All (2) Performance (1)Compatibility (1)
r
r***m
2025-06-27 05:26:21
Confirmed Purchase
5.0

Zero packet drops even during stress tests. It's the most stable NIC we've ever deployed in our data center.

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C
C***m
2025-04-18 01:43:42
Confirmed Purchase
5.0

These NICs worked out-of-the-box with our Linux-based servers and major hypervisors including VMware and Proxmox.

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