BCM957508-P2100G Broadcom 2 Ports 100 Gb/s QSFP56 Ethernet PCI Express 4.0 x16 NIC

The Broadcom BCM957508-P2100G 100GBE QSFP56 Adapter

The Broadcom BCM957508-P2100G is a high-performance dual-port 100 Gigabit Ethernet network interface card designed for modern data centers, cloud computing infrastructures, high-performance computing (HPC) environments, and enterprise networking applications. Powered by the Broadcom BCM57508 200GbE MAC controller, this advanced adapter delivers exceptional throughput, ultra-low latency, and superior scalability for bandwidth-intensive workloads.

General Product Information

• Manufacturer: Broadcom
• Part Number: BCM957508-P2100G
• Product Type: Network Interface Card

Technical Specifications

• Interface: Dual-Port 100GbE QSFP56
• Controller: Broadcom BCM57508 200GBE MAC Controller
• Transceiver: Integrated Dual-Channel 100GbE SFI Transceiver
• Host Interface: PCI Express 4.0 x16
• Port Configuration: 2 x 100GbE QSFP56 Ports

Dual-Port 100GBE QSFP56 Connectivity

• Dual-port 100 Gigabit Ethernet architecture
• Compatible with QSFP56 and QSFP28 optical transceivers
• Supports copper direct-attach cables (DAC)
• Optimized for high-bandwidth networking environments
• Ideal for hyperscale and enterprise infrastructures

PCIe Gen4 High-Speed Architecture

• PCI Express 4.0 x16 compliant interface
• Enhanced bandwidth and reduced latency
• Optimized data transfer performance
• Designed for modern server platforms

Advanced Connectivity

Flexible Network Media

• Supports QSFP56 optical modules
• Compatible with QSFP28 transceivers
• Works with copper direct-attach cables
• Fully compliant with SFF-8402 standards
• Designed for high-speed Ethernet environments

Multi-Host Capability

• Dual-host x8 mode support
• Improved resource sharing efficiency
• Optimized server utilization
• Ideal for large-scale cloud deployments

Reliability & Availability Features

• Function-Level Reset (FLR) support
• MSI and MSI-X interrupt capabilities
• FRU (Field Replaceable Unit) support
• High-availability networking operations

SR-IOV And Virtual Machine Acceleration

• Supports up to 1,000 Virtual Functions (VFs)
• Single Root I/O Virtualization (SR-IOV)
• Enhanced virtual machine networking performance
• Improved resource allocation efficiency

Network Performance Enhancement Technologies

TrueFlow Intelligent Processing Engine

• Advanced packet processing capabilities
• Intelligent traffic flow management
• Reduced CPU utilization
• Improved application responsiveness

Data Transfer Optimization Features

• Multiqueue, NetQueue, and VMQ support
• Jumbo frame support up to 9 KB
• Advanced congestion avoidance technology
• Interrupt coalescing for higher efficiency
• VLAN insertion and removal acceleration

Advanced Offload And Scaling Capabilities

Comprehensive Protocol Offloads

• IPv4 and IPv6 hardware offloads
• TCP, UDP, and IP checksum offloads
• Large Send Offload (LSO)
• Large Receive Offload (LRO)
• TCP Segmentation Offload (TSO)

Traffic Distribution Technologies

• Receive Side Scaling (RSS)
• Transmit Side Scaling (TSS)
• Optimized multicore processor utilization
• Improved network throughput

Enterprise Data Center Features

Data Center Bridging Support

• Priority Flow Control (PFC)
• Enhanced Transmission Selection (ETS)
• Quantized Congestion Notification (QCN)
• Data Center Bridging Exchange (DCBx)

Management and Monitoring Interfaces

• Network Controller Sideband Interface (NC-SI)
• SMBus 2.0 support
• MCTP over SMBus support
• Advanced remote management functionality

Boot and Deployment Features

Enterprise Deployment Support

• PXE network boot capability
• UEFI boot support
• iSCSI boot functionality
• Simplified server provisioning and deployment

Overview of Broadcom BCM957508-P2100G Dual-Port Adapter

The Broadcom BCM957508-P2100G 2 Ports 100 GB/S QSFP56 Ethernet PCI Express 4.0 x16 Network Interface Card is engineered for hyperscale and enterprise-grade networking environments where speed, scalability, and reliability are paramount. Featuring dual QSFP56 ports, PCIe Gen4 x16 bandwidth, and OCP3.0 compliance, it integrates seamlessly into modern server infrastructures. This adapter is designed to deliver consistent ultra-high-speed connectivity for cloud providers, research institutions, and mission-critical enterprise workloads with optimized efficiency and robust performance.

BroadSAFE Security Technology

BroadSAFE technology enhances the BCM957508-P2100G with industry-leading security features. It provides secure boot, encryption, and hardware-level protections to safeguard sensitive data. Enterprises benefit from compliance with stringent security standards, ensuring reliable protection against unauthorized access, cyber threats, and data breaches in mission-critical environments where data integrity is essential for operations.

PCIe Gen4 x16 Bandwidth Efficiency

The PCIe Gen4 x16 interface provides double the throughput compared to PCIe Gen3, ensuring rapid communication between the adapter and host systems. This enhanced bandwidth supports virtualization, cloud computing, and high-performance applications without bottlenecks. Enterprises benefit from consistent throughput, reduced latency, and optimized performance across diverse workloads, making the BCM957508-P2100G a future-ready solution for demanding environments with scalability in mind.

Dual-Port QSFP56 Connectivity Advantages

With dual QSFP56 ports, the BCM957508-P2100G offers scalability and redundancy for enterprise networks. IT administrators can configure load balancing and failover protection to maintain continuous service availability. This dual-port design enhances flexibility, allowing enterprises to optimize traffic flow, ensure uninterrupted performance, and expand bandwidth capacity as network demands grow across diverse applications and industries.

SR-IOV Virtualization Support

The BCM957508-P2100G supports SR-IOV with hundreds of virtual functions, enabling efficient virtualization. This allows multiple virtual machines to share the adapter while maintaining high performance. Enterprises leveraging cloud and virtualized infrastructures benefit from optimized resource allocation, reduced overhead, and improved scalability for complex workloads that demand consistent networking throughput and reliability.

Advanced Offload Capabilities

Offload features such as TCP segmentation offload, large send offload, and receive-side scaling reduce CPU utilization. These capabilities improve system efficiency by handling networking tasks directly on the adapter. Enterprises achieve higher throughput, lower latency, and smoother performance for demanding workloads such as AI, machine learning, and big data analytics where computational efficiency is critical.

TruFlow Flow Processing Engine

The TruFlow engine enhances packet processing efficiency, enabling advanced traffic management. It supports tunnel-aware stateless offloads and accelerates vSwitch operations. This ensures optimized performance for applications requiring complex traffic handling, such as VXLAN, NVGRE, and Geneve encapsulation, making the BCM957508-P2100G ideal for modern cloud-native environments with dynamic workloads.

RDMA over Converged Ethernet (RoCE)

RoCE support allows the BCM957508-P2100G to deliver low-latency, high-throughput communication for HPC and storage applications. This feature is critical for workloads requiring real-time responsiveness, such as AI training, scientific simulations, and large-scale analytics. Enterprises benefit from improved efficiency and reduced latency in distributed computing environments where speed is essential.

Data Center Bridging (DCB) Features

DCB support includes priority flow control, enhanced transmission selection, and congestion notification. These features optimize traffic management in converged networks, ensuring reliable performance for storage and compute workloads. Enterprises achieve better quality of service, reduced packet loss, and improved efficiency in high-density data center deployments where traffic prioritization is vital.

IPv4 and IPv6 Offloads

The BCM957508-P2100G supports IPv4 and IPv6 offloads, reducing CPU overhead for packet processing. This ensures efficient handling of modern networking protocols, enhancing scalability and performance. Enterprises benefit from seamless integration with dual-stack environments, ensuring compatibility with both legacy and next-generation infrastructures across global deployments.

Jumbo Frame Support

Support for jumbo frames up to 9KB improves efficiency in transferring large data sets. This reduces overhead and enhances throughput for applications such as big data analytics, scientific computing, and media streaming. Enterprises achieve faster communication, reduced latency, and improved performance for bandwidth-intensive workloads requiring consistent throughput.

Network Boot Options

The adapter supports PXE, UEFI, and iSCSI boot, enabling flexible deployment in diverse environments. These options simplify provisioning and ensure compatibility with enterprise boot infrastructures. IT teams benefit from streamlined deployment, reduced configuration complexity, and improved manageability in large-scale environments where rapid provisioning is essential.

Wake-on-LAN Functionality

Wake-on-LAN support allows remote activation of systems, enhancing manageability in large-scale environments. This feature reduces energy consumption by enabling systems to remain in low-power states until needed. Enterprises benefit from improved efficiency, reduced operational costs, and enhanced control over distributed infrastructures with remote management capabilities.

Function-Level Reset (FLR)

FLR support ensures that individual functions can be reset without impacting the entire system. This enhances reliability and simplifies troubleshooting in complex environments. Enterprises achieve improved uptime, reduced maintenance overhead, and enhanced resilience for mission-critical workloads requiring continuous availability and operational stability.

Multiqueue and VMQ Features

Multiqueue and VMQ support optimize traffic distribution across multiple cores and virtual machines. This ensures balanced workloads and improved performance in virtualized environments. Enterprises benefit from efficient resource utilization, reduced bottlenecks, and enhanced scalability for diverse applications requiring consistent networking throughput.

Interrupt Coalescing Efficiency

Interrupt coalescing reduces CPU overhead by grouping multiple interrupts into fewer events. This enhances system efficiency and reduces latency for high-throughput workloads. Enterprises achieve smoother performance, improved scalability, and enhanced responsiveness for real-time applications requiring consistent low-latency communication.

Enhanced Reliability

Reliability is a cornerstone of the BCM957508-P2100G design. Dual-port redundancy ensures continuous operation even if one port fails. This failover capability minimizes downtime and maintains service availability, safeguarding critical applications and services against unexpected disruptions in enterprise environments.

Future-Proof Networking Solution

The BCM957508-P2100G is designed as a future-proof solution, meeting evolving enterprise needs. Its compatibility, scalability, and advanced features ensure relevance as technology advances. Businesses can invest confidently, knowing the adapter will support networking requirements for years to come across diverse industries.

Applications in Hyperscale Data Centers

The BCM957508-P2100G is ideal for hyperscale data centers requiring high-speed, secure, and scalable networking. Its advanced features support workloads such as AI, machine learning, cloud computing, and big data analytics. Enterprises benefit from reliable performance, future-ready infrastructure, and reduced total cost of ownership across global deployments.

Deployment Flexibility

Deployment flexibility is a key advantage of the BCM957508-P2100G. Its OCP3.0 compliance and compatibility with modern architectures allow seamless integration into diverse environments. Enterprises can deploy the adapter in configurations tailored for redundancy, scalability, or performance optimization, ensuring adaptability to evolving business needs.