779243-B21 HPE ConnectX-3 Pro Adapter

Product Overview: HPE 779243-B21 Ethernet Adapter

The HPE 779243-B21 ConnectX-3 Pro Adapter is a high-performance network interface solution designed for enterprise-grade connectivity, data center acceleration, and high-throughput computing environments. Built to support both FDR InfiniBand and 10 Gigabit Ethernet, this adapter delivers exceptional bandwidth efficiency, low latency communication, and scalable network performance for demanding workloads.

General Information

• Manufacturer: HPE (Hewlett Packard Enterprise)
• Part Number: 779243-B21
• Product Type: High-Speed Network Adapter
• Interface Support: InfiniBand FDR / Ethernet 10GbE

Flexible Dual-Mode Operation

• Supports InfiniBand FDR for high-performance computing clusters
• Compatible with 10 Gigabit Ethernet networks for enterprise deployment
• Seamless integration into mixed infrastructure environments

Core System Specifications

• Intel Core i3-4150 CPU
• Base Frequency: 3.5 GHz
• 2 Cores / 4 Threads
• 3MB L3 Cache for improved processing efficiency

Memory Architecture

• 4GB DDR3L-1600 ECC Unbuffered RAM (1x4GB)
• Expandable up to 32GB via 4 DIMM slots
• Error-Correcting Code (ECC) for data integrity protection

Storage and RAID Capabilities

• HPE Dynamic Smart Array B120i Controller
• SATA 6Gb/s interface support
• RAID levels: 0, 1, and 10
• Included: 1TB 7200 RPM 3.5-inch SATA HDD

Expandable Drive Support

• Supports up to 4 LFF (Large Form Factor) drives standard
• Expandable up to 6 LFF drives
• Maximum storage capacity up to 24TB (depending on configuration)
• HPE Ethernet 1Gb 2-port 332i Adapter
• Dual-port configuration for redundancy
• Stable connectivity for business workloads

PCIe Expansion Slots

• 1 × PCIe Gen3 x16 slot
• 1 × PCIe Gen3 x8 slot
• 1 × PCIe Gen2 x8 slot
• 1 × PCIe Gen2 x4 slot

Remote Administration Features

• Out-of-band server management
• Remote troubleshooting and monitoring
• Secure firmware upgrades
• Reduced need for on-site IT support

Thermal Design and Airflow

• Optimized airflow design for heat dissipation
• Reduced component thermal stress
• Enhanced hardware lifespan

Form Factor Design

• 4U Tower chassis
• Micro ATX architecture
• Compact footprint suitable for office environments

Reliability and Data Protection

• ECC memory reduces data corruption risks
• Server-grade hardware stability
• Designed for continuous operation

Performance Optimization

• Balanced CPU and memory performance
• Efficient multi-tasking capability
• Optimized for SMB workloads and virtualization

Scalability for Growing Businesses

• Expandable storage architecture
• Multiple PCIe upgrade options
• Flexible networking enhancements with adapters like HPE 779243-B21

HPE 779243-B21 ConnectX-3 10Gb Adapter Overview

The HPE 779243-B21 ConnectX-3 Pro FDR InfiniBand and Ethernet 10Gb adapter represents a high-performance networking solution designed for enterprise data centers, high-performance computing environments, and virtualization-intensive infrastructures. Built on advanced Mellanox ConnectX-3 Pro architecture, this adapter integrates flexible dual-protocol support, enabling seamless operation in both InfiniBand FDR (Fourteen Data Rate) and 10 Gigabit Ethernet environments. The result is a versatile and powerful networking component engineered to meet demanding workloads that require ultra-low latency, high bandwidth efficiency, and predictable performance under heavy traffic conditions.

This adapter is widely deployed in HPE server ecosystems where scalable networking, reduced CPU overhead, and optimized data throughput are essential. It is particularly suitable for modern workloads such as distributed computing, cloud services, big data analytics, virtualization clusters, and storage acceleration systems.

Advanced Network Architecture

At the core of the HPE 779243-B21 adapter lies the ConnectX-3 Pro controller, a silicon architecture engineered to deliver exceptional packet processing efficiency. This controller is designed to offload intensive networking tasks from the CPU, thereby increasing overall system performance and freeing computational resources for application-level workloads. The architecture is optimized for both InfiniBand and Ethernet protocols, allowing enterprises to deploy a unified hardware strategy across diverse networking environments.

The controller integrates advanced packet steering, congestion control, and adaptive routing mechanisms that ensure optimal traffic flow in complex network topologies. This contributes to enhanced scalability in large-scale data center deployments.

InfiniBand FDR Capabilities

The InfiniBand FDR mode supports extremely high data throughput with ultra-low latency communication, making it ideal for high-performance computing clusters. This protocol enables fast node-to-node communication, significantly improving parallel processing efficiency in scientific simulations, financial modeling, and AI workloads.

10 Gigabit Ethernet Functionality

In Ethernet mode, the adapter delivers reliable 10GbE connectivity, ensuring compatibility with standard enterprise networking infrastructure. This flexibility allows organizations to integrate high-performance nodes into existing Ethernet-based environments without requiring complete architectural changes.

Performance Optimization

One of the defining characteristics of the HPE 779243-B21 adapter is its ability to minimize network latency. Through hardware-based offloading and optimized packet handling, data transfer delays are significantly reduced. This is critical in environments where microsecond-level response times influence application performance, such as algorithmic trading systems and real-time analytics platforms.

High Bandwidth Utilization

The adapter ensures efficient utilization of available bandwidth by implementing intelligent flow control mechanisms and congestion avoidance techniques. This results in stable throughput even under heavy network loads, reducing packet loss and improving overall reliability in mission-critical applications.

Compatibility with HPE

The HPE 779243-B21 adapter is engineered for seamless integration with a wide range of HPE ProLiant servers and enterprise-grade systems. Its design ensures physical and logical compatibility, enabling quick deployment in existing infrastructures without extensive configuration overhead.

Optimized for Scalable

Modern data centers require scalable networking solutions that can adapt to growing computational demands. This adapter supports scalable network topologies, allowing organizations to expand their infrastructure incrementally while maintaining consistent performance levels.

High-Performance Computing 

In high-performance computing clusters, the HPE ConnectX-3 Pro adapter enables fast inter-node communication required for computational simulations, molecular modeling, and complex mathematical computations. The low latency characteristics of InfiniBand FDR significantly reduce synchronization delays between compute nodes.

Reliability

The adapter includes advanced error detection mechanisms that ensure data integrity during transmission. These mechanisms reduce packet corruption and retransmission requirements, thereby improving overall network stability.

Protection Capabilities

The adapter supports hardware-based security features that protect data in transit. These features help safeguard sensitive enterprise data from interception and unauthorized access during network communication.

Flexible Network

The HPE 779243-B21 adapter can be deployed in various network configurations, including clustered computing environments, distributed storage systems, and hybrid cloud infrastructures. Its dual-protocol capability enhances deployment flexibility across heterogeneous environments.

Operational Stability

Designed for extended lifecycle use, the adapter maintains consistent performance across years of deployment, reducing the need for frequent hardware replacement and lowering total cost of ownership in enterprise environments.