NVIDIA ConnectX-6 Lx MCX631102AN-ADAT Dual-Port 25GbE SFP28 SmartNIC with IPsec & ASAP

Product Details:

Brand Name: Mellanox
Model Number: MCX631102AN-ADAT
Document: connectx-6-infiniband.pdf

Payment & Shipping Terms:

Minimum Order Quantity: 1pcs
Price: Negotiate
Packaging Details: outer box
Delivery Time: Based on inventory
Payment Terms: T/T
Supply Ability: Supply by project/batch
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Detail Information

Products Status: Stock Condition: New And Original
Technology: Ethernet Network Interface: Two SerDes Lanes Supporting 25Gb/s Per Lane, For Various Port Configurations: -2x 10/25 GbE -1x 50GbE
Host Interface: PCIe Gen 4.0, 3.0, 2.0, 1.1 16.0, 8.0, 5.0, 2.5 GT/s Link Rate 8 Lanes Of PCIe MSI/MSI-X Mechanisms Advanced PCIe Capabilities Speed: 25Gbps
Connectors: 2 X SFP28 Interface: PCIe 4.0 X8
Highlight:

NVIDIA ConnectX-6 Lx 25GbE SmartNIC

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Dual-Port SFP28 Network Card

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Mellanox SmartNIC with IPsec

Product Description

NVIDIA ConnectX-6 Lx MCX631102AN-ADAT Dual-Port 25GbE SFP28 SmartNIC with IPsec & ASAP

NVIDIA ConnectX-6 Lx SmartNIC MCX631102AN-ADAT dual-port 25GbE SFP28 smart network card featuring integrated IPsec encryption, hardware SDN offload, and Zero-Touch RoCE for secure, accelerated data center networking.

Advanced SmartNIC for Modern Infrastructure

The ConnectX-6 Lx MCX631102AN-ADAT redefines the standard NIC card by embedding enterprise-grade security and networking intelligence directly into hardware. It delivers line-rate IPsec encryption/decryption with zero CPU overhead, ASAP² technology to offload virtual switches (VXLAN, GENEVE), and Zero-Touch RoCE for effortless low-latency RDMA deployment. This makes it the ideal choice for cloud providers and enterprises seeking to consolidate security, virtualization, and high-performance networking into a single, efficient PCIe card.

Product Overview

The NVIDIA ConnectX-6 Lx MCX631102AN-ADAT is a high-performance dual-port 25GbE Ethernet SmartNIC designed for the security and performance demands of modern enterprise and cloud data centers. This model features two SFP28 ports, each supporting 10GbE and 25GbE speeds.

Built on the PCI Express 4.0 x8 interface, it serves as an intelligent network card that not only provides high-speed connectivity but also houses dedicated accelerators for cybersecurity, software-defined networking (SDN), and storage, significantly reducing host server CPU utilization.

Key Characteristics
  • Dual-Port 25GbE Connectivity: Two SFP28 ports supporting 10GbE and 25GbE speeds for high-density server deployments
  • Integrated Hardware Security: Inline IPsec encryption/decryption engine supporting AES-256/512, providing wire-speed data protection
  • ASAP² SDN Acceleration: Offloads virtual switches (OVS, etc.) and network functions (NFV) to the NIC
  • Zero-Touch RoCE: Enables high-performance RDMA over Ethernet without complex configuration
  • Advanced Virtualization: SR-IOV and VirtIO hardware acceleration for maximum VM and container density
  • Hardware Root of Trust: Secure boot and cryptographically signed firmware updates
  • Comprehensive Offloads: TCP stateless offloads, overlay encapsulation, connection tracking, and hierarchical QoS
Core Technologies & Standards
  • Host Interface: PCI Express 4.0 (16 GT/s per lane), backward compatible with PCIe 3.0
  • Ethernet Standards: Compliant with IEEE 802.3by (25GbE) and 802.3ae (10GbE)
  • Security Protocols: Hardware acceleration for IPsec (ESP, IKE), AES-GCM/XTS-256/512
  • SDN/Overlay Acceleration: NVIDIA ASAP² engine for VXLAN, GENEVE, NVGRE, MPLS, and GTP
  • RDMA Protocol: RoCE v2 with Zero-Touch RoCE (ZTR) technology
  • Management: NC-SI and MCTP over SMBus/PCIe for out-of-band BMC management
Technical Specifications
Connectivity & Performance Details
Model MCX631102AN-ADAT
Port Configuration 2 x 25GbE SFP28
Supported Speeds 10GbE, 25GbE per port
Aggregate Bandwidth 50 Gb/s
Message Rate 75 Mpps
Host Interface PCIe 4.0 x8 (Gen3 compatible)
Acceleration & Security Details
IPsec Engine Inline Hardware, AES-256/512
SDN Offload ASAP² (VXLAN, GENEVE, NVGRE)
RDMA Support Zero-Touch RoCE (RoCE v2)
Virtualization SR-IOV, VirtIO Hardware Acceleration
Security Foundation Hardware Root of Trust
Compliance & Management Details
Form Factor Standard PCIe HHHL (Low Profile)
Management Interfaces NC-SI, MCTP, PLDM
Remote Boot PXE, iSCSI, UEFI Support
OS Support Linux, Windows Server, VMware
Compliance RoHS, PCI-SIG
Application Scenarios
  • Secure Cloud Infrastructure: Hardware-enforced tenant isolation with IPsec encryption and accelerated overlay networks
  • Network Function Virtualization (NFV): Offloads virtual firewall, load balancer, and router data planes
  • AI & Machine Learning Clusters: Zero-Touch RoCE enables high-throughput, low-latency communication
  • Hyperconverged Infrastructure (HCI): Consolidates networking and security for storage and compute traffic
  • Financial Services & Enterprise Data Centers: Meets stringent regulatory requirements with low latency and hardware trust
Competitive Advantages
  • Unified Security & Performance: Combines line-rate encryption with full SDN offload in a single network card
  • Simplified RoCE Deployment: Zero-Touch RoCE technology removes configuration barriers
  • Optimized Total Cost of Ownership: Offloading functions reduces server CPU requirements
  • Future-Ready Architecture: PCIe 4.0 support and programmable pipeline
  • Supply Chain Security: Hardware Root of Trust provides verified firmware integrity
Frequently Asked Questions
What distinguishes this SmartNIC from a traditional network card?
A traditional NIC card handles basic packet transmission. The ConnectX-6 Lx SmartNIC includes dedicated processors and accelerators for encryption, tunneling, and virtualization offloads, significantly reducing host CPU utilization while enhancing security and performance.
Does IPsec encryption affect network performance?
No. The hardware IPsec engine performs encryption and decryption at line rate, with no measurable impact on throughput or latency, and zero CPU overhead.
What server form factor does this card require?
The MCX631102AN-ADAT uses a standard HHHL (Half-Height, Half-Length) PCIe form factor with a low-profile bracket, compatible with most enterprise servers.
What's needed to utilize the ASAP² offload feature?
Requires compatible hypervisor software (e.g., VMware ESXi, KVM with specific drivers) that supports offloading the virtual switch data plane to the SmartNIC hardware.
Precautions & Best Practices
  • Platform Verification: Ensure server compatibility with PCIe 4.0 x8 slots and adequate cooling
  • Software Compatibility: Always use NVIDIA-recommended driver and firmware versions
  • Security Configuration: Properly manage encryption keys and utilize secure firmware updates
  • Advanced Feature Planning: Implementing ASAP² or SR-IOV requires proper configuration planning
  • Thermal Management: Ensure adequate chassis airflow to maintain optimal operating temperatures
Service & Support
  • Warranty Coverage: Full manufacturer's warranty with efficient RMA processing
  • Global Availability: Maintained in extensive inventory for quick delivery
  • Technical Expertise: Specialized engineering support for integration with hypervisors and SDN controllers
  • Software Management: Access to official NVIDIA drivers, firmware updates, and compatibility documentation
  • 24/7 Customer Support: Around-the-clock assistance for technical and logistical inquiries
Company Introduction
NVIDIA ConnectX-6 Lx MCX631102AN-ADAT Dual-Port 25GbE SFP28 SmartNIC with IPsec & ASAP 0

With over a decade of industry experience, we have established ourselves as a leading global provider of high-performance networking infrastructure, supported by substantial technical expertise and manufacturing resources.

As an authorized distributor for top technology brands including NVIDIA (Mellanox), Aruba, Ruckus, and Extreme, we supply genuine, factory-new equipment such as data center switches, intelligent network cards, wireless systems, and structured cabling.

Our strategic advantage lies in a vast, diversified inventory that enables us to meet diverse and volume-driven requirements efficiently. We are committed to seamless partnerships, from guaranteed accurate delivery to 24/7 expert consultation and technical support, earning us a trusted reputation in global markets.

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