DCS-7050QX2-32S-R Arista 32-Ports 40-Gigabit Ethernet QSFP+ Networking Switch

Overview of Arista DCS-7050QX2-32S-R 32-Ports Switch

The ARISTA DCS-7050QX2-32S-R is a high-performance data center Ethernet switch engineered for ultra-low latency, high throughput, and scalable cloud networking. Built on Arista’s proven Extensible Operating System (EOS), this 1U fixed-configuration switch delivers exceptional reliability and flexibility for modern enterprise, service provider, and hyperscale environments.

General Information

• Brand: Arista 
• Part Number: DCS-7050QX2-32S-R
• Product Type: Networking Switch

Technical Specifications

• 32 x 40 Gigabit Ethernet QSFP+ ports 
• 2 x AC Power Supply Units (PWR-500AC-R)
• 4 x Cooling Fans (FAN-7000-R)
• 2-post Rack Mount Ear Kit
• 2 x Power Cords
• 1 x Console Cable
• Dual hot-swappable AC power supply 
• Multiple high-efficiency cooling fans
• Front-to-rear airflow design 
• Field-replaceable units 

Software and Management Advantages

• Centralized management and real-time state streaming
• Advanced Layer 2 and Layer 3 switching features
• Support for automation frameworks and open APIs
• Enhanced network monitoring and telemetry

Included Mounting and Connectivity Accessories

• 2-post rack mount ears for flexible installation
• Console cable for out-of-band management
• Standard power cords for immediate deployment

The Arista DCS-7050QX2-32S-R 32-Ports 40GbE Switch

The Arista DCS-7050QX2-32S-R belongs to a specialized class of high-performance Ethernet switches designed for ultra-low latency, high-throughput, and scalable data center networking. This category focuses on fixed-configuration data center switches optimized for 10GbE and 40GbE spine-leaf architectures, cloud-scale deployments, and high-performance computing environments. With 32 QSFP+ ports delivering dense 40GbE connectivity and additional SFP+ uplink flexibility, this class of switches addresses the growing demand for bandwidth-intensive workloads, east-west traffic patterns, and predictable network performance.

Advanced Network Architecture and Switching Capabilities

Designed to support bandwidth-intensive workloads, the DCS-7050QX2-32S-R offers dense 40GbE connectivity with consistent wire-speed forwarding. Its architecture enables predictable performance across east-west and north-south traffic patterns, making it ideal for spine-leaf topologies, virtualization clusters, and high-performance computing infrastructures.

32 x QSFP+ 40 Gigabit Ethernet Interfaces

At the core of this switch category is the emphasis on high-speed aggregation and spine-layer connectivity. The 32 QSFP+ ports provide up to 1.28 Tbps of total switching capacity, enabling dense 40GbE deployments without requiring multiple chassis-based switches. Each QSFP+ interface supports a wide range of optical and direct-attach copper transceivers, allowing data center architects to tailor cabling strategies based on distance, cost, and power efficiency.These QSFP+ ports can also be logically divided using breakout cables, enabling each 40GbE port to operate as four independent 10GbE links. This flexibility allows the same hardware platform to serve multiple roles, such as leaf switches connecting to servers or spine switches aggregating multiple leaf layers. The ability to reconfigure port speeds without replacing hardware makes this category highly adaptable to evolving network designs.

4 x SFP+ Uplink and Management Interfaces

In addition to the high-density QSFP+ ports, the inclusion of SFP+ interfaces enhances connectivity options for management, monitoring, or dedicated uplinks. These interfaces support 10GbE connectivity and are commonly used for out-of-band management networks, inter-switch links, or specialized connectivity requirements. This design approach ensures that critical management traffic can be isolated from high-volume data flows, improving operational stability and troubleshooting efficiency.

Non-Blocking Switching Fabric

Wire-Speed Forwarding Across All Ports

Switches in this category are engineered with a non-blocking switching fabric that allows all ports to operate simultaneously at line rate. This ensures that packets are forwarded without congestion or performance degradation, even during peak utilization. The Arista DCS-7050QX2-32S-R class leverages advanced ASIC design to maintain consistent throughput while minimizing packet loss and jitter.Such wire-speed performance is essential for latency-sensitive applications, including financial trading platforms, real-time analytics, and distributed databases. By eliminating oversubscription at the switch level, these devices provide predictable network behavior that simplifies application performance tuning and capacity planning.

Enterprise-Grade Hardware Design

This Arista Ethernet switch is engineered with redundant and hot-swappable components to ensure maximum uptime and operational continuity. The robust hardware design supports continuous operation in demanding data center conditions while simplifying maintenance and upgrades.

Arista EOS and Its Role in Network Consistency

This category of switches is typically powered by a modular, extensible network operating system designed for scale and reliability. Arista EOS (Extensible Operating System) is a prime example, offering a single binary image across all platforms and features. This design philosophy ensures consistent behavior, simplified upgrades, and reduced operational complexity across the entire network.EOS supports advanced Layer 2 and Layer 3 features, including VLANs, VXLAN, EVPN, BGP, OSPF, and multicast protocols. These capabilities allow network engineers to build highly scalable fabrics that can accommodate thousands of endpoints and virtual networks without sacrificing performance or manageability.

Ideal Choice for High-Performance Networking

Combining high-density 40GbE ports, resilient hardware, and intelligent software, the ARISTA DCS-7050QX2-32S-R is a powerful Ethernet switching solution for organizations seeking scalable, reliable, and future-ready network infrastructure. Its balance of performance, efficiency, and manageability makes it a trusted choice for modern data center and enterprise networking deployments.

Dual Power Supplies and Redundant Power Cords

Reliability is a cornerstone of this switch category. The inclusion of dual power supplies and multiple power cords ensures uninterrupted operation in the event of a power failure. These power modules are often hot-swappable, allowing maintenance or replacement without impacting network availability.Such redundancy is critical in data centers where downtime can result in significant financial losses or service disruptions. By eliminating single points of failure, these switches contribute to a resilient network infrastructure.

Advanced Cooling and Thermal Management

High-density switching hardware generates substantial heat, making efficient cooling essential. This category incorporates intelligent fan systems and optimized airflow designs to maintain stable operating temperatures. Proper thermal management extends hardware lifespan and ensures consistent performance under sustained workloads.

Compact Rack-Mountable Form Factor

Despite their high performance, switches in this category maintain a compact 1U rack-mountable design. This allows data centers to maximize rack density while minimizing floor space requirements. The standardized form factor simplifies integration into existing infrastructure and supports efficient cable management.

Console Cable and Management Accessibility

Included console connectivity ensures straightforward initial configuration and troubleshooting. Direct console access remains an essential tool for network engineers, particularly during deployment, upgrades, or recovery scenarios.