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NVIDIA MCX621102AC-ADAT Mellanox ConnectX®-6 Dx EN Adapter Card, 25GbE, Dual-port SFP28, PCIe 4.0 x8, Crypto and Secure Boot, Tall Bracket
P/N: MCX621102AC-ADAT
Price Upon Request
2
Reviews
2
Questions
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4-Year Warranty
30-Day Returns
30-Day Exchange
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Product Highlights

Dual-Port SFP28 for 25GbE (1/10/25GbE Adaptive Speeds)
Sub-600ns Latency with 75M Messages/Second Throughput
Hardware-Accelerated XTS-AES Encryption (FIPS 140-2 Level 2)
PCIe 4.0 x8 Interface with Gen 3 Backward Compatibility
DCB/PFC/ETS-Based QoS for Predictable Low-Latency Performance
RoCE v2 & NVMe-oF Support for Efficient Ethernet RDMA & Storage
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NVIDIA MCX621102AC-ADAT Mellanox ConnectX®-6 Dx EN Adapter Card, 25GbE, Dual-port SFP28, PCIe 4.0 x8, Crypto and Secure Boot, 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
SFP28
Data Rate
1, 10, 25GbE
Host Interface
PCIe 4.0×8
Input Voltage
12v
Max. Power Consumption
15.96W
Operating Temperature
0 to 55°C (32 to 131℉)
Storage Temperature
-40 to 70°C (-40 to 158℉)
Dimensions (W×D)
68.90×124.22mm
Controller
ConnectX-6
Certification
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Questions & Answers
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All (2) Management (1)Scalability (1)
Q:

Are these NICs suitable for AI and HPC workloads?

by j***m on 2025-07-21 15:53:41

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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Q:

What port types are available on NVIDIA NICs?

by A***m on 2025-07-21 15:32:33

A:

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

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

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Customer Reviews
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All (2) Performance (1)Compatibility (1)
O
O***m
2025-05-17 18:28:41
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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r
r***m
2025-04-30 06:12:21
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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