629133-002 HPE 1GB IEEE 802.3 331FLR PCI-E RJ-45 Ethernet 4 Ports Network Adapter

Overview of the HPE Ethernet Adapter 

The HPE 629133-002 331FLR Ethernet Adapter is a high-performance network interface card designed for enterprise-grade HPE servers. Offering a robust 1GB transfer rate across four ports, this FlexibleLOM form factor NIC ensures high-speed connectivity and reliable network performance for demanding workloads.

Main Specifications

• Manufacturer: HP
• Part Number: 629133-002
• Device Type: Ethernet Adapter
• Transfer Rate: 1GB (1GBE / 1GB/S)
• Interface: PCI-E 2.0 x8
• Form Factor: FlexibleLOM
• Ports: Quad Port (4P)
• Connectors: Four RJ45 (RJ-45) connectors

Advanced Connectivity Features

• Quad Port configuration enables multiple simultaneous network connections
• Supports 10/100/1000MB/s transfer rates for versatile network compatibility
• Reliable RJ45 connectors for standard Ethernet cabling

Compatibility with HPE Servers

• DL20 G9, DL120 G9, DL160 G8/G9
• DL180 G9, DL360P G8, DL360 G9/G10
• DL380P G8, DL380 G9/G10, DL385P G8, DL385 G10
• DL560 G8/G10, DL580 G8/G10 (GEN10)
• SL230S G8, SL250S G8, SL270S G8
• XL230A G9, Hyper Converged 380

Supported HPE Apollo and XL Servers

• Apollo 2000 XL170R G9, XL190R G9 (XL1X0R GEN9)
• XL450 G9, 6000 XL230A G9, XL230B G9

HPE IEEE PCI-E RJ-45 Ethernet 4 Ports Network Adapter

The 629133-002 HPE 1GB IEEE 802.3 331FLR PCI-E RJ-45 Ethernet 4 Ports Network Adapter represents a high-performance, enterprise-grade networking solution engineered to meet the demands of modern data centers, virtualization environments, and mission-critical IT infrastructures. Designed by Hewlett Packard Enterprise (HPE), this network interface card (NIC) is optimized for reliability, scalability, and efficient throughput in multi-user and multi-server architectures. Featuring four independent RJ-45 Gigabit Ethernet ports, it delivers balanced network traffic distribution, redundancy, and enhanced fault tolerance for continuous business operations.

Enterprise-Class Design and Architecture

Built with enterprise workloads in mind, the 331FLR PCI-Express adapter integrates seamlessly into HPE ProLiant server platforms, ensuring maximum compatibility and optimized performance. The adapter is based on a robust PCI-E interface architecture that supports high-speed data transfer between the server motherboard and network infrastructure. Its FLR (FlexibleLOM Ready) design allows it to be installed in dedicated FlexibleLOM slots, minimizing PCI slot consumption while maximizing network port density.

The architecture of this network adapter is tailored to support high-bandwidth applications such as virtualization clusters, database replication, cloud computing environments, and large-scale storage access systems. With four Gigabit Ethernet ports, it provides load balancing capabilities that significantly reduce network congestion while improving redundancy and uptime reliability.

IEEE 802.3 Standards Compliance and Network Reliability

The adapter fully complies with IEEE 802.3 Ethernet standards, ensuring interoperability with a wide range of networking devices including switches, routers, firewalls, and enterprise-grade infrastructure components. IEEE compliance ensures standardized communication protocols, error handling, and network efficiency across diverse environments.

This compliance guarantees that the adapter supports essential Ethernet features such as auto-negotiation, flow control, and full-duplex communication. These features are essential for maintaining consistent performance in high-demand network environments where packet loss, latency, and jitter must be minimized.

PCI Express Interface and Data Efficiency

The PCI Express (PCI-E) interface used in the 629133-002 adapter plays a crucial role in achieving high data throughput. PCI-E provides a dedicated point-to-point architecture that eliminates bandwidth sharing issues found in legacy bus systems. This ensures that each of the four Ethernet ports can operate at optimal speeds without bottlenecking internal server communication channels.

The adapter is engineered to efficiently handle simultaneous data streams, making it suitable for environments that require consistent gigabit-level throughput. Whether handling database queries, virtual machine traffic, or storage replication tasks, the PCI-E architecture ensures low latency and high responsiveness.

Four-Port RJ-45 Connectivity and Network Scalability

One of the defining features of this HPE network adapter is its four RJ-45 ports, which provide significant scalability and flexibility for enterprise network configurations. Each port operates independently, enabling network administrators to configure link aggregation, failover protection, or traffic segmentation strategies based on organizational requirements.

RJ-45 connectivity ensures compatibility with standard Ethernet cabling infrastructure, reducing deployment complexity and cost. The four-port configuration also allows servers to connect to multiple network segments simultaneously, improving load distribution and network efficiency.

Load Balancing and Link Aggregation

Load balancing across four ports ensures that network traffic is distributed evenly, preventing congestion and maximizing throughput. Link aggregation (LACP) support allows multiple Ethernet connections to be combined into a single logical channel, increasing bandwidth and providing redundancy in case of link failure.

Redundancy and Failover Protection

In enterprise environments where uptime is critical, redundancy is essential. The four-port design allows automatic failover configurations, ensuring that if one port or link fails, traffic is instantly rerouted through an alternative connection without service interruption.

Performance Optimization for Data Centers

This network adapter is optimized for deployment in data center environments where performance, reliability, and scalability are top priorities. It supports high-density server architectures and is capable of handling large volumes of concurrent connections without degradation in performance. Data centers utilizing virtualization platforms such as VMware, Microsoft Hyper-V, or KVM benefit significantly from the adapter’s ability to distribute virtual machine traffic efficiently across multiple network interfaces. This reduces bottlenecks and enhances overall system responsiveness.

Virtualization and Multi-Tenant Environments

In virtualized environments, network adapters must support multiple virtual NICs and dynamic traffic allocation. The 629133-002 HPE adapter provides robust support for virtual machine networking, enabling efficient isolation of workloads and improved security between tenants. Multi-tenant environments benefit from VLAN tagging and traffic segmentation capabilities, allowing administrators to create isolated network zones within the same physical infrastructure.

Compatibility with HPE Server Platforms

The 331FLR network adapter is specifically designed for integration with HPE ProLiant servers, ensuring seamless hardware compatibility and firmware synchronization. This tight integration allows administrators to manage network settings directly through HPE management tools, simplifying configuration and monitoring tasks. Compatibility extends across a range of operating systems, including Windows Server, Linux distributions, and VMware ESXi environments. This broad compatibility ensures that the adapter can be deployed in diverse IT ecosystems without requiring extensive driver modifications or custom configurations.

Energy Efficiency and Performance

Energy efficiency is a critical factor in modern data center design. The HPE 629133-002 adapter is engineered to minimize power consumption while maintaining high performance levels. Its efficient chipset design reduces heat generation, contributing to improved thermal management within server chassis. Lower power consumption translates into reduced operational costs and improved sustainability for large-scale deployments. Efficient heat dissipation also enhances component longevity and reduces the need for aggressive cooling solutions.

Security Features and Network Protection

Security is a fundamental requirement for enterprise networking hardware. This adapter supports advanced network security features including secure boot integration, firmware validation, and hardware-based packet filtering mechanisms. These security capabilities help protect against unauthorized access, malicious traffic injection, and firmware-level vulnerabilities. In combination with enterprise firewalls and intrusion detection systems, the adapter contributes to a layered security architecture.

Best Practices for Deployment

When deploying the adapter in enterprise environments, administrators should consider network segmentation, redundancy planning, and bandwidth allocation strategies. Proper planning ensures optimal utilization of the four-port architecture and prevents unnecessary network congestion.

Use Cases in Enterprise Environments

The 629133-002 HPE network adapter is widely used across multiple enterprise scenarios, including cloud infrastructure, virtualization clusters, database servers, application hosting environments, and storage area networks. Its ability to handle high traffic volumes and provide redundancy makes it ideal for mission-critical applications where downtime is unacceptable. Organizations that require consistent network performance benefit significantly from its multi-port design and enterprise-grade reliability.

Cloud Computing Infrastructure

In cloud environments, network efficiency is essential for maintaining service level agreements (SLAs). This adapter supports dynamic workload distribution and ensures stable connectivity between virtual machines and external clients.

Database and Storage Systems

Database servers require low-latency and high-throughput networking to handle large query volumes and replication tasks. The adapter’s gigabit performance ensures smooth data transfer between storage nodes and application servers.

Performance Metrics and Optimization Techniques

Performance optimization involves fine-tuning network settings such as jumbo frames, interrupt moderation, and TCP/IP offloading features. These enhancements reduce CPU overhead and improve overall system efficiency. Network administrators can also implement Quality of Service (QoS) policies to prioritize critical traffic and ensure consistent application performance across shared environments.

Scalability for Future Network Expansion

As enterprise networks grow, scalability becomes a key requirement. The four-port design of the 629133-002 adapter allows organizations to expand network capacity without additional hardware complexity. Its compatibility with modern networking standards ensures long-term usability in evolving IT infrastructures. The adapter supports integration with advanced networking technologies such as virtualization overlays, software-defined networking (SDN), and automated network orchestration systems, making it a future-ready solution for enterprise deployments.