DCS-7050QX-32S-R Arista 32-Port 40Gbe QSFP+ 10Gbe Sfp+ Networking Switch

Overview of Arista DCS-7050QX-32S-R 32-Port 40Gbe Switch

The ARISTA DCS-7050QX-32S-R is a powerful, enterprise-grade Ethernet switch engineered for modern data center, cloud, and high-performance computing environments. Built to deliver ultra-low latency, high throughput, and consistent reliability, this managed switch is optimized for organizations that demand scalable 40 Gigabit Ethernet connectivity with flexible uplink options.

General Information

• Manufacturer: Arista 
• Part Number: DCS-7050QX-32S-R
• Product Type: Networking Switch

Technical Specifications

• 32 x high-speed QSFP+ ports
• Total Ports: 32
• Ethernet Speed: 40GbE
• Connectivity: QSFP+
• Interface Type: Network Switch
• Support for 40GbE Ethernet technology
• Compatibility with 10GbE SFP+ breakout connections
• 40 Gigabit Ethernet support for high data rates
• Non-blocking switching fabric
• Low-latency packet forwarding
• Reliable performance under heavy workloads

The Arista DCS-7050QX-32S-R 32-Port 40Gbe QSFP+ Switch

The Arista DCS-7050QX-32S-R managed networking switch belongs to a high-performance category of fixed-configuration data center switches designed for ultra-low latency, high port density, and predictable throughput. This category focuses on scalable 40GbE and 10GbE Ethernet switching solutions that meet the demands of cloud computing, virtualization, enterprise core networks, and high-performance computing environments. By offering 32 native QSFP+ 40GbE ports with additional 10GbE SFP+ connectivity, switches in this class provide an ideal balance between aggregation, spine, and leaf deployment models.

Spine and Leaf Architectures

Managed Ethernet switches in the Arista 7050QX series category are widely deployed in modern spine-and-leaf architectures. These environments require consistent latency, massive east-west bandwidth, and simplified network design. The 32-port 40GbE QSFP+ configuration supports dense spine layers, while breakout capabilities allow each QSFP+ port to be converted into multiple 10GbE links, increasing flexibility for leaf connectivity. This category is engineered to support non-blocking throughput and predictable performance at scale.

Managed Switch Capabilities

As a fully managed network switch, the ARISTA DCS-7050QX-32S-R provides advanced control, monitoring, and automation features. Network administrators can efficiently configure, manage, and troubleshoot the device to ensure optimal uptime and performance.

Ethernet Technology and Performance

Leveraging 40GbE Ethernet technology, this Arista switch delivers high throughput and minimal latency, ensuring fast data movement across the network. It is well-suited for latency-sensitive applications such as real-time analytics, cloud computing, and virtualization.

QSFP+ and SFP+ Interface Support

With QSFP+ connectivity, the switch supports 40 Gigabit Ethernet links and can be adapted for breakout configurations to 10GbE where required. This flexibility allows network architects to balance performance and cost while maintaining future-ready infrastructure.

Port Configuration and Connectivity

The Arista DCS-7050QX-32S-R category emphasizes versatile connectivity through its combination of QSFP+ and SFP+ interfaces. With 32 fixed QSFP+ ports supporting 40GbE, administrators gain significant bandwidth density within a compact rack footprint. The additional 10GbE SFP+ ports enhance compatibility with existing server and storage infrastructure, allowing gradual network upgrades without costly forklift replacements.

QSFP+ 40GbE Interfaces

QSFP+ ports are the foundation of this switching category. Each port supports 40 Gigabit Ethernet connections and can operate with a variety of transceivers and cables, including short-range, long-range, and direct-attach copper solutions. Breakout configurations enable a single QSFP+ port to function as four independent 10GbE connections, offering unmatched deployment flexibility.

10GbE SFP+ Uplink Support

In addition to QSFP+ connectivity, this category includes dedicated 10GbE SFP+ ports for management, uplinks, or specialized connectivity needs. These ports are commonly used to connect storage systems, legacy network segments, or management networks without consuming high-bandwidth QSFP+ resources.

Managed Switching and Advanced Network Control

As a managed networking switch category, the Arista DCS-7050QX-32S-R emphasizes granular control, visibility, and automation. Managed switches provide administrators with comprehensive tools for configuration, monitoring, and troubleshooting. This category supports advanced Layer 2 and Layer 3 features, enabling deployment across a wide range of enterprise and cloud environments.

Layer 2 Switching Capabilities

Layer 2 functionality is a core requirement in data center access and aggregation layers. Switches in this category support VLAN segmentation, trunking, link aggregation, and advanced loop prevention mechanisms. These features help create scalable, resilient network designs while maintaining broadcast control and efficient traffic forwarding.

Advanced Switching Architecture

Designed around Arista’s proven switching platform, this model supports dense port configurations while maintaining efficient traffic flow. The switch enables seamless aggregation, spine-leaf architectures, and east-west traffic optimization, making it suitable for virtualization, big data workloads, and software-defined networking deployments.

Layer 3 Routing and IP Fabric Support

Beyond basic switching, this category supports Layer 3 routing features that are essential for scalable IP fabric designs. Routing at the leaf and spine layers reduces broadcast domains, improves convergence times, and simplifies network operations. High-performance routing ensures that large-scale deployments maintain low latency and consistent throughput.

Non-Blocking Architecture

A non-blocking switching fabric ensures that all ports can operate at full line rate simultaneously. This category is designed to eliminate internal bottlenecks, delivering predictable performance even when all 32 QSFP+ ports are fully utilized.

Redundant Power and Cooling Design

Switches in this category typically support redundant power supplies and advanced cooling architectures. Front-to-rear or rear-to-front airflow options allow seamless integration into hot-aisle and cold-aisle containment strategies. Redundancy ensures continued operation even during component failures.

Hot-Swappable Components

Hot-swappable power supplies and fan modules allow maintenance without service interruption. This capability is essential for 24/7 environments where downtime is not acceptable.

High-Performance Computing

HPC environments demand predictable latency and massive throughput. Switches in this category support these requirements, enabling efficient communication between compute nodes and storage systems.