P42046-001 HPE Mellanox MCX631102AS-ADAT Ethernet 2-ports Adapter

Enhanced Product Summary

The HPE P42046-001 dual‑port network adapter delivers versatile wired connectivity, engineered for modern data workloads and optimized for PCIe 4.0 infrastructures. This plug‑in card blends multi‑speed Ethernet support, compact dimensions, and adherence to extensive IEEE standards to ensure dependable performance across diverse enterprise environments.

General Attributes

• Manufacturer: HPE
• Part Number: P42046-001
• Product Type: 2‑ports Network Adapter

Technical Information

• Bus Interface: PCIe 4.0 x8
• Supported PCIe Revisions: PCIe 3.0 and PCIe 4.0
• Card Format: Plug‑in module
• Port Configuration: 2 × SFP28
• Speed Options: 1GbE, 10GbE, 25GbE
• Data Link Protocols: GigE, 10GigE, 25GigE LAN

Network Protocol Support

• The adapter accommodates multiple transport protocols to streamline integration with storage, virtualization, and general network traffic.
• Supported Protocols: TCP/IP, UDP/IP, iSCSI

Standards & Compliance

• Broad compliance with IEEE and OCP specifications ensures interoperability and predictable behavior across enterprise switching ecosystems.

IEEE Standards

• Ieee 802.1Q VLAN tagging
• Ieee 802.1P traffic prioritization
• Ieee 802.3ad LACP link aggregation
• Ieee 802.3ae 10GbE
• Ieee 802.3ap backplane Ethernet
• Ieee 802.3az energy‑efficient Ethernet
• Ieee 802.1Qbb priority‑based flow control
• Ieee 802.1Qaz enhanced transmission selection
• Ieee 1149.1 JTAG
• Ieee 802.1Qbg edge virtualization
• Ieee 1588v2 precision time protocol
• Ieee 802.3by 25GbE
• Ieee 1149.6 AC‑coupled JTAG

Additional Compliance

• OCP 3.0 specification alignment

HPE P42046-001 Ethernet 2-Ports SFP28 Adapter

The HPE P42046-001 Mellanox MCX631102AS-ADAT Ethernet 10/25Gb 2-Port SFP28 Adapter is a high-performance networking solution designed to deliver advanced Ethernet connectivity, enhanced bandwidth capability, and efficient data transfer performance for modern enterprise server environments. Built for demanding data center applications, this adapter combines the capabilities of Mellanox ConnectX networking technology with HPE server compatibility to provide reliable and scalable network communication. It is engineered to support both 10 Gigabit Ethernet and 25 Gigabit Ethernet connectivity through two SFP28 ports, allowing organizations to upgrade their infrastructure while maintaining flexibility for different network requirements.

Designed for enterprise computing platforms, this Ethernet adapter provides a powerful solution for businesses requiring high-speed communication between servers, storage systems, cloud environments, virtualization platforms, and data-intensive applications. The HPE P42046-001 adapter helps improve network efficiency by increasing available bandwidth, reducing latency, and optimizing data movement across connected systems. With support for advanced Ethernet standards and intelligent networking features, it enables smooth operation in environments where consistent throughput and dependable connectivity are essential.

Advanced 10Gb and 25Gb Ethernet Connectivity Technology

The HPE P42046-001 Mellanox MCX631102AS-ADAT Ethernet Adapter is designed to provide dual-port Ethernet connectivity using SFP28 interfaces. Each port supports high-speed networking capabilities, allowing organizations to deploy either 10Gb Ethernet or 25Gb Ethernet connections based on their infrastructure requirements. This flexibility makes the adapter suitable for a wide range of enterprise networking environments, from traditional server deployments to advanced cloud and hyperscale data centers.

The transition from 10Gb Ethernet to 25Gb Ethernet has become increasingly important as applications demand greater network performance. Modern workloads such as virtualization, artificial intelligence, analytics, database processing, and software-defined networking require faster communication between computing resources. By supporting 25Gb Ethernet speeds, this adapter provides increased bandwidth compared with previous-generation networking solutions while maintaining efficient power usage and compatibility with existing data center architectures.

Dual-Port SFP28 Interface

The dual-port SFP28 configuration of the HPE P42046-001 adapter provides flexible connectivity options for enterprise networks. SFP28 ports are designed to support high-speed Ethernet connections while offering backward compatibility with many existing 10Gb networking infrastructures. This allows administrators to integrate the adapter into current environments while preparing for future network upgrades.

With two independent Ethernet ports, the adapter can support multiple networking configurations, including redundant connections, link aggregation, and separate network paths for different applications. This design improves network availability and enables efficient traffic management in server environments where multiple communication channels are required.

Mellanox ConnectX Networking Architecture

The HPE P42046-001 is based on Mellanox ConnectX technology, a widely recognized networking architecture designed for high-performance computing and enterprise data center applications. Mellanox adapters are developed to provide efficient packet processing, low-latency communication, and intelligent acceleration features that improve overall network performance.

The ConnectX platform incorporates advanced hardware-based networking capabilities that reduce processing overhead on server CPUs. By handling important networking operations directly through the adapter hardware, the solution helps optimize server resources and allows computing systems to dedicate more processing power to business applications.

High-Efficiency Data Transfer Performance

High-speed data transfer is essential for organizations managing large amounts of information across distributed computing environments. The HPE P42046-001 Mellanox Ethernet Adapter provides the bandwidth required for demanding applications by supporting fast communication between servers, storage devices, and networking equipment.

The adapter is designed to maintain consistent performance under heavy network workloads. Whether used for virtualization clusters, enterprise databases, high-performance computing environments, or cloud infrastructure, it helps deliver reliable throughput and efficient data movement. Its optimized architecture supports environments where network bottlenecks can negatively impact application performance.

Enterprise Server Networking Enhancement

The HPE P42046-001 Mellanox MCX631102AS-ADAT Ethernet Adapter is developed specifically for enterprise server environments that require dependable and scalable network connectivity. It provides organizations with a practical method for improving server networking capabilities without replacing complete infrastructure platforms.

Modern enterprise servers support increasingly demanding workloads, requiring networking components that can keep pace with higher processing power and larger data volumes. This adapter helps bridge the gap between server performance and network capability by providing faster Ethernet connectivity, improved communication efficiency, and support for next-generation data center requirements.

Optimized for Data Center Applications

Data centers depend on reliable networking components to maintain communication between computing nodes, storage platforms, and management systems. The HPE P42046-001 adapter is designed for these environments by providing high-speed Ethernet connectivity suitable for large-scale deployments.

The adapter supports applications where bandwidth and latency are critical factors. Virtual machine migration, distributed databases, cloud services, container environments, and enterprise applications all benefit from improved network performance. By increasing available bandwidth and reducing communication delays, this adapter contributes to smoother and more responsive infrastructure operation.

Virtualization and Cloud Infrastructure

Virtualized environments require efficient networking because multiple virtual machines often share the same physical server resources. The HPE P42046-001 Mellanox adapter provides the connectivity performance needed to support high-density virtualization deployments.

With dual-port 10/25Gb Ethernet capability, the adapter enables administrators to separate traffic types, improve workload distribution, and create flexible network designs. Dedicated connections can be used for application traffic, storage communication, management operations, or virtualization services, helping improve overall infrastructure organization.

Improved Network Resource Utilization

The intelligent architecture of the Mellanox Ethernet adapter helps organizations maximize available network resources. Efficient packet handling and advanced networking capabilities allow systems to process large volumes of traffic while maintaining stable performance.

Better network utilization reduces unnecessary congestion and helps ensure that critical applications receive the connectivity resources they require. This makes the adapter a valuable component for environments where consistent network availability and performance are essential.

Flexible Deployment for Enterprise Networking Environments

The HPE P42046-001 Ethernet Adapter is suitable for various enterprise networking scenarios, including server clusters, private cloud environments, high-performance computing systems, and data-intensive applications. Its support for multiple Ethernet speeds allows organizations to deploy it in different network architectures without requiring immediate infrastructure replacement.

The adapter's SFP28 connectivity provides compatibility with a wide range of optical and direct-attach networking solutions. This flexibility allows businesses to select appropriate cabling and transceiver options based on distance requirements, network design, and operational needs.

Scalable Network Upgrade Capability

As organizations continue to expand their digital infrastructure, scalable networking solutions become increasingly important. The HPE P42046-001 adapter provides a future-ready approach by supporting 25Gb Ethernet technology while remaining compatible with 10Gb Ethernet environments.

This scalability enables businesses to gradually upgrade their networks while protecting existing investments. Organizations can implement faster networking where required and continue using existing infrastructure components where appropriate.

Reliable Hardware Design and Enterprise Compatibility

The HPE P42046-001 Mellanox MCX631102AS-ADAT Ethernet Adapter is engineered to meet enterprise standards for reliability and performance. Designed for professional server environments, it provides the durability and stability required for continuous operation in business-critical applications.

HPE networking adapters are developed with compatibility and integration in mind, allowing administrators to deploy them within supported HPE server platforms. This ensures easier installation, streamlined management, and dependable operation throughout the product lifecycle.

Efficient Network Management Features

Effective network management is essential for maintaining reliable infrastructure performance. The HPE P42046-001 adapter supports advanced networking capabilities that assist administrators in monitoring, configuring, and optimizing Ethernet connections.

By providing greater control over network resources, the adapter helps simplify infrastructure management. Administrators can design efficient network layouts, manage traffic flows, and maintain consistent connectivity across enterprise systems.

Performance Benefits for Modern Workloads

Modern workloads continue to increase in complexity, requiring networking hardware capable of handling large-scale data exchange. The HPE P42046-001 Mellanox MCX631102AS-ADAT adapter delivers the performance necessary for applications that depend on fast and reliable communication.

High-bandwidth networking improves the responsiveness of applications by reducing delays between connected systems. This is especially beneficial for workloads involving large datasets, real-time processing, analytics platforms, and distributed computing environments.

10/25Gb Ethernet Adapter

The HPE P42046-001 belongs to the category of enterprise Ethernet adapters designed to enhance server connectivity through advanced high-speed networking technology. These adapters play an important role in modern data centers by providing the communication foundation required for cloud computing, virtualization, storage networking, and enterprise applications.

Compared with older networking technologies, 25Gb Ethernet provides a significant improvement in bandwidth efficiency while maintaining practical deployment characteristics. The combination of high throughput, flexible connectivity, and enterprise-grade reliability makes this adapter suitable for organizations looking to improve network performance.

Future-Ready Networking Infrastructure

As data requirements continue to grow, organizations need networking solutions that can support increasing workloads and evolving technologies. The HPE P42046-001 Mellanox MCX631102AS-ADAT Ethernet 10/25Gb 2-Port SFP28 Adapter provides a foundation for building modern, scalable, and efficient network infrastructures.

Its combination of dual-port connectivity, high-speed Ethernet support, Mellanox technology, and enterprise compatibility makes it an effective choice for businesses requiring dependable server networking performance. The adapter supports current networking demands while providing flexibility for future expansion and technology upgrades.