555-BDYC Dell QL41262 Dual-port PCIE 25/10Gbe SFP28 Adapter

Overview of Dell 555-BDYC Dual-Port 25GbE SFP28 Adapter

The DELL 555-BDYC Qlogic FastLinQ QL41262 Dual-Port 25/10GbE SFP28 network adapter is engineered for enterprise-grade connectivity, high-speed data transmission, and scalable server networking environments. Built by DELL in partnership with MARVELL, formerly known as QLOGIC, this high-performance daughter card provides advanced Ethernet capabilities for modern data centers, virtualization platforms, and cloud infrastructure deployments. Designed specifically for compatible Dell EMC PowerEdge servers, this dual-port Ethernet controller delivers exceptional throughput, reliable low-latency communication, and enhanced network efficiency for demanding workloads. The compact RNDC form factor allows seamless integration into supported rack servers while maximizing expansion flexibility.

General Information

• Manufacturer: Dell
• Part Number: 555-BDYC
• Device Type: Network Adapter

Technical Specifications

• Ports: Dual Ports
• Connector Type: SFP28
• Transfer Speeds: 10Gbe and 25Gbe
• Network Technology: Ethernet
• Transceiver Support: Modular Optical Connectivity

SFP28 Transceiver Compatibility

• SFP modules for Gigabit Ethernet
• SFP+ transceivers for 10GbE networking
• SFP28 transceivers for 25GbE infrastructure
• Fiber optic cabling solutions
• Direct attach copper cables
• Short-range and long-range connectivity options

Supported Server Platforms

• Dell EMC PowerEdge R640
• Dell EMC PowerEdge R840

The Dell 555-BDYC QL41262 Dual-port PCIE SFP28 Adapter

The Dell 555-BDYC QL41262 Dual-port PCIE 25/10GbE SFP28 RNDC QLogic Adapter is engineered to deliver high-speed network connectivity, enhanced bandwidth efficiency, and dependable data transfer performance for enterprise-class server infrastructures. Designed with advanced QLogic technology, this networking adapter supports modern virtualization environments, cloud-based workloads, software-defined storage, and high-performance computing platforms that demand low latency and reliable throughput. Organizations deploying modern data center architectures require scalable networking solutions capable of supporting increasing traffic demands while maintaining operational stability. The Dell QL41262 adapter fulfills these requirements through dual-port connectivity, PCIE interface compatibility, and support for both 10GbE and 25GbE networking speeds. The integration of SFP28 connectivity enables administrators to implement flexible fiber networking infrastructures suitable for enterprise servers, blade systems, and virtualization clusters.

High-Performance Ethernet Processing Technology

The QLogic FastLinQ controller integrated into the Dell 555-BDYC network adapter is designed to accelerate data processing while reducing CPU overhead in high-traffic networking environments. The controller architecture incorporates intelligent packet handling capabilities that improve network responsiveness across virtualization platforms, cloud infrastructures, and enterprise storage systems. FastLinQ technology enhances Ethernet efficiency by offloading networking tasks from the primary server processor. This improves overall system performance and allows servers to allocate more processing resources to mission-critical applications. In modern enterprise environments where multiple workloads operate simultaneously, network adapters with intelligent offload technologies are essential for maintaining infrastructure efficiency.

Dual-Port SFP28 Connectivity

The dual-port architecture of the Dell 555-BDYC adapter provides enhanced redundancy, increased bandwidth capacity, and improved traffic balancing capabilities. Each port supports independent network connections, enabling organizations to configure failover networking, link aggregation, or segmented traffic environments based on infrastructure requirements. Dual-port adapters are essential in enterprise environments where uninterrupted connectivity is critical for business continuity. By utilizing two independent network ports, organizations can implement resilient network topologies that continue functioning even in the event of cable failures, switch issues, or network interruptions. This redundancy is particularly valuable in mission-critical data center operations where downtime can significantly impact productivity and service availability.

SFP28 Interface Advantages

The SFP28 interface utilized by the Dell QL41262 adapter offers flexible connectivity options for enterprise networking infrastructures. SFP28 transceivers support high-speed fiber networking while allowing administrators to customize cable lengths and optical module types according to deployment requirements. This flexibility simplifies network expansion and infrastructure upgrades across modern enterprise environments. SFP28 technology is commonly used in high-density data centers due to its compact form factor and superior bandwidth efficiency. Compared to older networking standards, SFP28 interfaces provide enhanced performance while maintaining manageable power consumption levels. Organizations deploying scalable server infrastructures benefit from the reduced cabling complexity and improved airflow characteristics associated with SFP28-based networking hardware.

High-Speed 25Gbe Networking Performance

The Dell 555-BDYC adapter supports 25GbE Ethernet connectivity, enabling organizations to deploy next-generation networking infrastructures capable of handling demanding workloads. The 25GbE standard delivers significantly higher bandwidth compared to traditional 10GbE networking while maintaining cost efficiency and infrastructure scalability. Modern enterprise applications such as artificial intelligence processing, machine learning analytics, virtualization clusters, and software-defined storage environments generate massive amounts of network traffic. The increased throughput provided by 25GbE networking ensures these workloads can communicate efficiently without creating network congestion or performance limitations.

Compatibility with 10Gbe Infrastructure

One of the major advantages of the Dell QL41262 adapter is its compatibility with existing 10GbE network environments. Businesses upgrading their infrastructures can deploy the adapter within current networking ecosystems while preparing for future migration toward higher-speed Ethernet standards. This backward compatibility reduces deployment complexity and minimizes infrastructure replacement costs. Organizations can gradually transition to 25GbE networking without requiring immediate upgrades to all networking equipment. Such flexibility supports phased modernization strategies commonly used in enterprise IT environments.

PCIE Interface Integration and Server Compatibility

The PCIE interface integrated into the Dell 555-BDYC adapter provides high-speed communication between the network adapter and the host server. PCIE technology delivers low-latency data transfer pathways that are essential for high-performance enterprise networking operations. Enterprise workloads frequently involve simultaneous access to storage systems, virtualization platforms, cloud applications, and database infrastructures. The PCIE interface ensures the adapter can process large amounts of network traffic without becoming constrained by system bus limitations. This results in improved responsiveness and better overall server efficiency.

Compatibility with Dell PowerEdge Servers

The Dell QL41262 FastLinQ adapter is specifically engineered for compatibility with supported Dell PowerEdge server platforms. This integration ensures streamlined deployment, validated firmware support, and optimized hardware interoperability within Dell enterprise ecosystems. Certified compatibility improves system stability and simplifies IT management processes. Organizations deploying Dell server infrastructures benefit from coordinated firmware updates, integrated hardware monitoring, and enhanced lifecycle support. These features contribute to improved operational reliability and reduced maintenance complexity.

Power-Efficient Ethernet Design

The Dell QL41262 adapter is engineered with power efficiency considerations that support modern energy-conscious data center operations. High-performance networking hardware must balance throughput capabilities with manageable power consumption to support sustainable infrastructure growth. Efficient Ethernet processing technologies help reduce unnecessary power usage during low network activity periods while maintaining full performance capabilities during intensive workloads. This contributes to lower operational costs and improved overall data center efficiency.

High-Performance Computing

High-performance computing environments require ultra-fast communication between servers, storage systems, and processing clusters. The Dell 555-BDYC adapter supports these requirements through high-bandwidth Ethernet connectivity and low-latency communication pathways. Analytics workloads, machine learning applications, and scientific computing environments frequently involve transferring massive datasets across distributed infrastructures. The adapter’s 25GbE capabilities help accelerate these operations while maintaining stable network responsiveness.