BCM957508-N1200G Broadcom Ethernet PCIe Dual-port 100Gb/s QSFP56 4.0 x16 NIC

Overview of Broadcom BCM957508-N1200G Dual-Port Adapter

The Broadcom BCM957508-N1200G is a high-performance dual-port 100 Gigabit Ethernet network interface card engineered for hyperscale data centers, cloud computing platforms, artificial intelligence workloads, and enterprise networking environments. Featuring PCI Express 4.0 x16 architecture and dual QSFP56 connectivity, this advanced adapter delivers exceptional bandwidth, low-latency communication, and enterprise-class reliability for demanding applications.

General Product Information

• Manufacturer: Broadcom
• Part Number: BCM957508-N1200G
• Product Type: Network Interface Card

Technical Speicifications

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

Dual-Port 100GbE QSFP56 Connectivity

• 2 x QSFP56 high-speed Ethernet ports
• Supports 100GbE connectivity per port
• Compatible with QSFP56, QSFP28, and QSFP+ optical modules
• Supports copper direct-attach cables (DAC)
• Ideal for cloud, AI, and high-performance computing environments

PCIe 4.0 x16 High-Bandwidth Design

• PCI Express 4.0 x16 compliant
• Reduced latency and improved bandwidth efficiency
• Optimized for high-density server deployments

Enterprise-Grade Security Architecture

• BroadSAFE secure PCIe adapter architecture
• Hardware-rooted security protection
• Enhanced firmware integrity validation
• Secure deployment for enterprise environments

Multi-Host And Virtual Machine Support

• Dual-host x8 mode support
• SR-IOV with up to 1,000 Virtual Functions (VFs)
• Multi-tenant cloud infrastructure optimization
• Enhanced resource allocation efficiency

Overlay Network Acceleration

• VXLAN encapsulation and decapsulation
• NVGRE support
• Geneve tunneling acceleration
• GRE encapsulation and decapsulation
• vSwitch acceleration technology
• Tunnel-aware stateless offloads

Performance Enhancement Technologies

Intelligent Flow Processing

• TrueFlow™ flow processing engine
• Advanced packet classification
• Improved traffic management efficiency
• Reduced CPU utilization

Network Optimization Features

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

Advanced Offload Capabilities

Protocol Offloading Technologies

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

Traffic Distribution Features

• Receive Side Scaling (RSS)
• Transmit Side Scaling (TSS)
• Enhanced packet processing performance
• Optimized multicore CPU utilization

Data Center Networking Technologies

RDMA And DCB Support

• RDMA over Converged Ethernet (RoCE)
• 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
• Advanced remote management capabilities

Boot and Deployment Features

Enterprise Boot Support

• PXE network boot functionality
• UEFI boot support
• iSCSI boot capability
• Rapid deployment for enterprise environments

The Broadcom BCM957508-N1200G Dual-Port 100GBE Adapter

The Broadcom BCM957508-N1200G Ethernet PCI Express Dual-Port 100 GB/S QSFP56 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.

OCP3.0 Small Form Factor

The adapter conforms to the OCP3.0 small form factor specification, ensuring interoperability with Open Compute Project systems. Its compact design optimizes space utilization in dense server environments, reducing infrastructure complexity. This compliance streamlines deployment, promotes modular integration, and supports hyperscale operators seeking efficiency and standardization in their networking hardware while maintaining long-term adaptability.

BroadSAFE Security Technology

BroadSAFE technology enhances the BCM957508-N1200G 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-N1200G a future-ready solution for demanding environments with scalability in mind.

Dual-Port QSFP56 Connectivity Advantages

With dual QSFP56 ports, the BCM957508-N1200G 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-N1200G 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-N1200G ideal for modern cloud-native environments with dynamic workloads.

RDMA over Converged Ethernet (RoCE)

RoCE support allows the BCM957508-N1200G 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-N1200G 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.

Applications in Hyperscale Data Centers

The BCM957508-N1200G 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 in Diverse Environments

Deployment flexibility is a key advantage of the BCM957508-N1200G. 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.

Enhanced Reliability for Mission-Critical Workloads

Reliability is a cornerstone of the BCM957508-N1200G 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-N1200G 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.