DCS-7500R2AM-36CQ-LC Arista 7500R2 36 Port 100GbE QSFP100 Line Card

Arista DCS-7500R2AM-36CQ-LC 36-Port Line Card Overview

The Arista DCS-7500R2AM-36CQ-LC is a high-performance 36-port 100GbE QSFP100 line card designed for next-generation data center switching environments. Built for scalability, ultra-low latency, and high throughput, this advanced network module is part of the Arista 7500R2 series, optimized for cloud-scale networking, high-frequency trading, service provider backbones, and large enterprise core infrastructures.

Product Information

• Manufacturer: Arista Networks
• Part Number: DCS-7500R2AM-36CQ-LC
• Product Type: High-Density Line Card
• Series: 7500R2 AlgoMatch
• Port Configuration: 36 x 100GbE QSFP100

Core Performance Advantages

• 36-port 100GbE QSFP100 high-speed connectivity
• Non-blocking architecture for maximum throughput
• Ultra-low latency packet processing
• Optimized for large-scale spine and core deployments
• High-performance cloud networking support

AlgoMatch Key Benefits

• Efficient hardware-based packet classification
• Scalable routing and ACL processing
• Optimized forwarding table utilization
• Improved performance for complex policies
• Reduced CPU dependency for switching tasks

Port Configuration Advantages

• 36 x QSFP100 high-speed ports
• Support for 100GbE optical transceivers
• Flexible breakout configurations
• High-density rack utilization
• Optimized spine-leaf architecture support

Key Enterprise Features

• High availability switching architecture
• Carrier-grade performance stability
• Advanced traffic engineering support
• Robust fault tolerance mechanisms
• Seamless integration with Arista EOS

Supported Deployment Scenarios

• Cloud data center spine switches
• Enterprise core switching infrastructure
• High-frequency trading networks
• AI and machine learning clusters
• Service provider backbone networks

Performance Optimization Features

• Hardware-accelerated packet forwarding
• Low-latency switching engine
• High throughput traffic handling
• Efficient buffer management
• Deterministic network performance

Scalability Benefits

• Seamless expansion of network capacity
• Flexible port utilization options
• High-density modular architecture
• Support for future networking standards
• Optimized for hyperscale environments

Arista DCS-7500R2AM-36CQ-LC 36-Port 100GbE Line Card

The Arista DCS-7500R2AM-36CQ-LC 7500R2 AlgoMatch 36-Port 100GbE QSFP100 Line Card is a high-performance modular networking component designed for ultra-scale data center environments requiring extreme bandwidth density, low latency forwarding, and programmable packet processing capabilities. Built as part of the Arista 7500R2 series architecture from Arista Networks, Inc., this line card is engineered to deliver next-generation scalability for hyperscale cloud providers, enterprise core networks, service providers, and high-performance computing infrastructures.

With support for 36 ports of 100GbE QSFP100 connectivity, the DCS-7500R2AM-36CQ-LC enables massive aggregation bandwidth and highly efficient traffic engineering across spine-leaf architectures. It integrates AlgoMatch technology, allowing advanced flow classification, deep packet inspection acceleration, and programmable forwarding behavior that enhances network intelligence and performance optimization at scale.

High-Density 100GbE Architecture for Hyperscale Networks

The 36-port 100GbE QSFP100 configuration of the Arista DCS-7500R2AM-36CQ-LC provides exceptional bandwidth density, enabling data centers to support large-scale east-west traffic patterns common in cloud computing and virtualization environments. Each port is designed to handle high-throughput data flows while maintaining ultra-low latency performance across distributed systems.

This high-density architecture is essential for modern hyperscale environments where workloads are distributed across thousands of compute nodes and storage systems. The line card ensures efficient data transport between servers, reducing congestion and improving application responsiveness in mission-critical infrastructures.

Scalable Spine-Leaf Data Center Design

The line card is optimized for spine-leaf network topologies that form the foundation of modern cloud data centers. In these architectures, the DCS-7500R2AM-36CQ-LC acts as a high-performance spine or aggregation layer component, enabling rapid data exchange between leaf switches and compute clusters.

By supporting high port density and consistent throughput performance, the system enables predictable scaling of data center infrastructure while maintaining uniform latency characteristics across the network fabric.

Massive Throughput for Cloud Workloads

Cloud-native applications require high bandwidth and consistent network performance to support microservices, container orchestration, and distributed storage systems. The 100GbE interfaces on the line card ensure that these workloads operate efficiently without network bottlenecks.

This capability is particularly critical in environments running Kubernetes clusters, large-scale virtualization platforms, and AI/ML training workloads that require high-speed inter-node communication.

Optimized Data Flow Distribution

Efficient data flow distribution reduces congestion and enhances packet forwarding performance across large-scale network fabrics. The line card ensures intelligent load balancing across all active ports, improving utilization and reducing latency variability.

This optimization is essential for maintaining consistent application performance in environments with fluctuating traffic demands and dynamic workload allocation.

Low-Latency Fabric Acceleration

Low-latency forwarding capabilities are crucial for high-frequency trading systems, real-time analytics platforms, and distributed cloud applications. The Arista 7500R2 line card minimizes packet processing delays through advanced hardware acceleration and optimized forwarding pipelines.

AlgoMatch Technology for Advanced Packet Intelligence

The AlgoMatch architecture integrated into the DCS-7500R2AM-36CQ-LC provides advanced packet classification and flow matching capabilities that significantly enhance network intelligence. This technology enables efficient handling of complex traffic patterns in large-scale data center environments.

AlgoMatch offloads critical packet processing tasks from the CPU to dedicated hardware, allowing the system to maintain high throughput even under heavy traffic conditions while enabling sophisticated policy enforcement and traffic analytics.

Enhanced Flow Classification and Visibility

Flow classification is essential for modern network monitoring, security enforcement, and application performance optimization. AlgoMatch enables precise identification of traffic flows based on multiple parameters, improving visibility across the entire network infrastructure.

This granular insight allows network operators to implement fine-tuned policies that optimize application performance and ensure efficient bandwidth allocation across services and tenants.

Hardware-Accelerated Packet Processing

Hardware acceleration significantly improves packet processing efficiency by offloading compute-intensive tasks from general-purpose processors. The DCS-7500R2AM-36CQ-LC leverages this capability to maintain consistent performance even under high traffic loads.

This ensures predictable latency and high throughput in demanding environments such as cloud data centers and enterprise backbone networks.

Programmable Network Intelligence

Programmable intelligence enables flexible adaptation to evolving network requirements. AlgoMatch supports dynamic policy updates and configurable traffic handling rules that allow organizations to tailor network behavior to specific application needs.

Deep Packet Inspection Optimization

Deep packet inspection capabilities improve security enforcement and traffic analysis by enabling detailed examination of packet payloads. The line card accelerates this process through specialized hardware engines that maintain performance efficiency.

Modular Line Card Design for Arista 7500R2 Systems

The DCS-7500R2AM-36CQ-LC is designed as a modular component for Arista 7500R2 chassis systems, providing flexible scalability and high availability for enterprise and hyperscale data center deployments. Modular architecture allows organizations to expand network capacity without replacing entire switching systems.

This approach improves infrastructure investment protection while enabling seamless upgrades and expansions as network demands evolve over time.

Flexible Network Expansion Capabilities

Modular design enables administrators to scale network capacity incrementally by adding or upgrading line cards based on performance requirements. This flexibility reduces capital expenditure while maintaining infrastructure adaptability.

Organizations can align network expansion with business growth, ensuring cost-effective scaling of data center resources.

High Availability and Redundancy

High availability is a critical requirement in enterprise and cloud environments. The line card integrates seamlessly into redundant system architectures, ensuring continuous operation even in the event of hardware failure.

This redundancy improves service reliability and minimizes downtime for mission-critical applications and services.

Seamless Hot-Swap Integration

Hot-swap support allows administrators to replace or upgrade line cards without disrupting active network operations. This capability is essential for maintaining uptime in large-scale data center environments.

Data Center Core and Aggregation Layer Performance

The Arista DCS-7500R2AM-36CQ-LC is optimized for deployment in data center core and aggregation layers, where high bandwidth, low latency, and predictable performance are essential. It supports large-scale traffic aggregation across multiple leaf switches and compute clusters.

This makes it an ideal solution for modern cloud architectures requiring high-speed interconnectivity and efficient data movement across distributed systems.

Core Network Fabric Optimization

Core network fabrics require ultra-high throughput and deterministic latency to ensure smooth data center operation. The line card delivers these capabilities through optimized forwarding engines and high-speed QSFP100 interfaces.

This ensures efficient traffic routing across spine-layer switches and improves overall data center performance consistency.

Efficient Traffic Aggregation Across Clusters

Traffic aggregation is essential in environments where large-scale compute clusters generate massive east-west data flows. The DCS-7500R2AM-36CQ-LC efficiently consolidates traffic streams to maintain network performance and reduce congestion.

This supports distributed computing workloads and enhances scalability for cloud service providers and enterprise data centers.

Balanced Load Distribution

Balanced load distribution ensures optimal utilization of all available network resources. The line card intelligently distributes traffic across ports to prevent bottlenecks and maintain system stability.

High-Performance Computing and AI Workload Support

The DCS-7500R2AM-36CQ-LC is well-suited for high-performance computing (HPC) environments and artificial intelligence (AI) workloads that require extreme data throughput and ultra-low latency networking.

These environments depend on fast inter-node communication and scalable network fabrics to support distributed processing and large dataset movement.

AI and Machine Learning Infrastructure

AI training workloads require rapid synchronization between compute nodes. The 100GbE line card ensures efficient communication between GPU clusters and distributed storage systems.

This enables faster model training cycles and improved resource utilization across AI infrastructure.

Scientific and Research Computing Networks

Scientific computing applications often involve large-scale simulations and data analysis requiring high-speed interconnects. The line card provides the necessary bandwidth and reliability for these compute-intensive environments.

This supports research institutions, laboratories, and advanced analytics platforms requiring high-performance networking.

Carrier-Grade Reliability and Network Stability

The Arista DCS-7500R2AM-36CQ-LC is designed for carrier-grade reliability, ensuring stable operation in mission-critical network environments. Its robust hardware architecture and redundant system integration provide high resilience against failures.

This reliability is essential for service providers and enterprises operating global network infrastructures requiring continuous uptime and predictable performance.

Fault-Tolerant Architecture Design

Fault tolerance ensures that the network continues operating even in the event of hardware or software issues. The line card is engineered to support redundant configurations that enhance system resilience.

This minimizes service disruptions and ensures consistent availability for critical applications.

Operational Continuity in Large-Scale Networks

Operational continuity is essential for maintaining service-level agreements in enterprise and service provider environments. The DCS-7500R2AM-36CQ-LC ensures uninterrupted operation across large-scale deployments.