V175Y Dell Mellanox CX631102A Connectx-6 LX Dual Port 25GBE SFP28

Product Overview

The Dell V175Y Mellanox CX631102A ConnectX-6 LX dual-port 10/25GbE SFP28 network adapter is engineered to deliver advanced connectivity, optimized data throughput, and superior efficiency for modern data centers and enterprise IT infrastructures. Designed with PCI Express 4.0 x8 interface, this plug-in card supports high-speed transmission with minimal latency, making it an ideal choice for cloud computing, virtualization, and demanding workloads.

Technical Specifications

Port Configuration

• Dual-port 25GbE with SFP28 interfaces
• Compatible with both DAC cables and optical modules
• Supports breakout configurations for 10GbE connectivity

Performance

• 25GbE line rate per port, full duplex
• Throughput designed for enterprise-grade workloads
• Latency optimized for demanding applications

Supported Features

• RoCE v2 and RDMA for high-efficiency data transfers
• VXLAN, NVGRE, and Geneve encapsulation offload
• SR-IOV and network virtualization support
• Checksum offloads for TCP, UDP, and IP
• Quality of Service (QoS) and traffic shaping capabilities

Security Enhancements

• Hardware Root of Trust for secure boot processes
• Data path encryption support
• Secure firmware updates

Compatibility and Integration

Server Compatibility

The Dell V175Y Mellanox ConnectX-6 LX adapter is validated for use with Dell PowerEdge servers, including rack and blade models. Its PCIe Gen4 x8 interface ensures broad compatibility with modern hardware, providing full bandwidth for intensive data transfers.

Operating System Support

The adapter is compatible with a wide range of operating systems, including:

• Microsoft Windows Server editions
• Linux distributions such as Red Hat Enterprise Linux, Ubuntu, and SUSE
• VMware ESXi and hypervisor platforms

Networking Ecosystem

When paired with 25GbE switches, top-of-rack aggregation devices, and high-speed backbone fabrics, this adapter ensures seamless integration in enterprise networks. It supports interoperability with Mellanox Spectrum switches, Dell EMC networking gear, and third-party solutions.

Form Factor

This model comes in a plug-in card design, ensuring simple installation and seamless integration with enterprise servers and storage systems. The compact structure saves space while supporting reliable operation in dense IT environments.

Device Type

As a converged network adapter, the Dell V175Y Mellanox CX631102A supports both Ethernet and advanced networking protocols, allowing efficient consolidation of multiple data flows over a single platform to reduce complexity and enhance manageability.

Total Number of Ports

The adapter features two high-performance ports, providing dual connectivity for improved redundancy, load balancing, and parallel data processing. These dual ports are designed to handle increasing traffic in enterprise-grade applications.

Expansion Slot Type

Built for SFP28 expansion slots, this adapter allows compatibility with a wide range of optical transceivers and cables, ensuring flexible deployment in diverse networking environments.

Data Transfer Rate

With a speed of up to 25 Gbps, the Dell V175Y Mellanox CX631102A offers extremely fast data throughput, supporting demanding tasks such as real-time analytics, AI-driven applications, and high-bandwidth workloads in enterprise IT ecosystems.

Interface

The adapter leverages PCI Express 4.0 x8 connectivity, providing a reliable, scalable, and future-ready interface. This ensures optimal system performance and compatibility with next-generation servers and storage systems.

Performance Advantages

High Bandwidth Efficiency

The dual-port configuration ensures uninterrupted traffic flow, enabling enterprises to maximize network resources while minimizing bottlenecks. This is especially valuable in virtualized and cloud environments.

Enhanced Reliability

By providing multiple port options and robust protocol support, the adapter enhances fault tolerance and reduces downtime risks, making it a dependable component for mission-critical systems.

Scalable Architecture

The PCIe 4.0 x8 architecture ensures compatibility with future IT upgrades, supporting businesses that require scalable and adaptable infrastructure to keep pace with evolving workloads.

Use Case Scenarios

Enterprise Data Centers

Virtualization Support

This network adapter streamlines server virtualization by providing low-latency connections and consistent throughput for multiple virtual machines running simultaneously.

Cloud Computing

For hybrid and private cloud deployments, the Dell V175Y Mellanox CX631102A ensures seamless scalability and enhanced connectivity across storage, compute, and networking resources.

High-Performance Computing

AI and Machine Learning

The high data transfer rate supports AI and ML workloads, enabling faster processing of large data sets and accelerating time-to-insight.

Big Data Analytics

By delivering up to 25Gbps throughput, this adapter ensures smooth handling of massive data streams crucial for analytics and real-time decision-making.

Technical Benefits

Low Latency Operation

Optimized for latency-sensitive workloads, the adapter ensures responsive application performance across compute-intensive environments.

Energy Efficiency

Engineered to minimize power consumption while maintaining superior throughput, this model supports sustainable IT operations by lowering energy usage.

Flexibility and Compatibility

The support for SFP28 modules and PCIe 4.0 x8 ensures broad interoperability with current and future networking hardware, making it a versatile choice for IT administrators.

Optimized Network Management

With dual-port design, superior bandwidth, and converged networking capabilities, this adapter simplifies network operations while improving overall efficiency.

Future-Ready Investment

Built with scalable and advanced PCI Express technology, the adapter provides a forward-looking solution for enterprises preparing for next-generation workloads.

Dell V175Y Mellanox CX631102A ConnectX-6 LX Dual Port 25GbE SFP28 Network Adapter

The Dell V175Y Mellanox CX631102A ConnectX-6 LX Dual Port 25GbE SFP28 network adapter is engineered for high-performance networking environments where speed, efficiency, and reliability are essential. Designed for modern data centers, enterprise infrastructures, and cloud deployments, this advanced adapter provides the flexibility and scalability required to handle the demands of today’s digital workloads. By supporting dual-port 25GbE connectivity with SFP28 interfaces, it delivers superior throughput, low latency, and robust network offloading capabilities. This product belongs to the category of enterprise-grade network interface cards (NICs), with specific relevance to servers requiring faster interconnects, virtualization support, and high-density data transfer rates.

Features of Dell V175Y Mellanox ConnectX-6 LX Adapter

High-Performance Dual Port Connectivity

The adapter provides dual-port 25GbE SFP28 connections, enabling simultaneous high-speed networking operations. With support for scalable throughput, this NIC can manage demanding workloads such as database clustering, AI/ML applications, and cloud-native computing. The use of SFP28 ensures compatibility with modern optical and copper transceivers, delivering flexibility for different deployment environments.

Low Latency and Advanced Offloading

One of the most critical aspects of the Dell V175Y is its low-latency architecture powered by Mellanox ConnectX-6 LX technology. This adapter offloads key networking functions such as TCP/IP checksum calculations, RDMA over Converged Ethernet (RoCE), and VXLAN encapsulation/decapsulation. These offloading features free up CPU cycles, resulting in improved server performance and more efficient workload processing.

Secure and Reliable Networking

In addition to speed, security is a key factor. The adapter incorporates hardware-based security features, such as secure boot and cryptographic offloads, to safeguard data in transit. This makes it an excellent choice for financial institutions, healthcare organizations, and any business where data integrity and confidentiality are essential.

Applications and Use Cases

Data Center Deployments

In large-scale data centers, maximizing bandwidth and reducing latency is vital. The Dell V175Y adapter helps achieve these goals by supporting dual 25GbE links. It is suitable for hyper-converged infrastructure, high-availability clusters, and workload consolidation strategies. Enterprises can deploy this adapter in Dell PowerEdge servers to achieve improved data transfer rates and reduced network bottlenecks.

Cloud Computing and Virtualization

For organizations moving toward hybrid or private cloud environments, this adapter provides the backbone for seamless virtualization. The ConnectX-6 LX offers SR-IOV (Single Root I/O Virtualization) and support for containerized applications. This enables efficient sharing of resources across multiple virtual machines, ensuring optimal performance for cloud-native workloads such as Kubernetes and VMware environments.

Artificial Intelligence and Machine Learning

AI and ML workloads require immense data throughput. The dual-port architecture ensures that massive datasets can be transferred between servers, storage systems, and GPU clusters without network congestion. Combined with RDMA support, this NIC minimizes latency between nodes in AI training clusters, improving the efficiency of distributed deep learning computations.

Benefits of Choosing Dell V175Y Mellanox Adapter

Scalability

The adapter enables organizations to scale their infrastructure without worrying about network limitations. Its dual-port design allows for redundancy, load balancing, and link aggregation, ensuring both reliability and scalability.

Energy Efficiency

With its optimized architecture, the Mellanox ConnectX-6 LX consumes less power while providing higher throughput compared to older generation adapters. This reduces the total cost of ownership by minimizing both energy expenses and cooling requirements.

Future-Proofing

As data demands grow, enterprises need hardware that can adapt. Supporting the latest networking protocols and 25GbE standards, the Dell V175Y adapter is designed to handle the evolving needs of modern IT infrastructures.

Category Context: Network Interface Cards (NICs)

Role of NICs in Enterprise IT

Network Interface Cards are fundamental to server connectivity. They bridge the gap between computing hardware and networking equipment, ensuring seamless data exchange. In high-performance environments, NICs like the Dell V175Y play a critical role in reducing latency, improving efficiency, and enabling advanced networking functions.

Evolution of NIC Technology

The industry has evolved from 1GbE to 10GbE and now to 25GbE, 40GbE, and beyond. The Dell V175Y exemplifies this transition by offering a balance between cost-efficiency and performance. Compared to 40GbE or 100GbE solutions, 25GbE provides an economical option with excellent scalability for most enterprise workloads.

Subcategory: SFP28-Based Adapters

The SFP28 form factor provides flexibility for both copper and optical connectivity. This makes SFP28 adapters suitable for short-distance top-of-rack connections as well as long-haul data transfers across the data center fabric. The Dell V175Y’s dual SFP28 ports give organizations the versatility to adapt networking based on workload requirements.

Deployment Scenarios

Enterprise Database Environments

High-throughput and low-latency networking are essential in database clustering environments such as Microsoft SQL Server or Oracle RAC. The adapter enables rapid synchronization of data, reducing query times and improving application performance.

Virtual Desktop Infrastructure (VDI)

For enterprises deploying VDI at scale, bandwidth and reliability are critical. The Dell V175Y supports virtualization acceleration features that enhance user experience by ensuring smooth connectivity and minimal lag in virtual environments.

Storage Networking

The adapter’s RDMA and RoCE support make it ideal for storage networking solutions such as NVMe over Fabrics. By reducing CPU overhead and enabling direct memory access between systems, it accelerates storage performance and reduces latency in storage area networks (SANs).