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by Arista
Product Line: Arista 7500R Series Series
Product Type: Supervisor Module
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Product Description

The DCS-7500-SUP2-D Arista Supervisor-2 module is equipped with a 1.9 GHz multi-core x86 64-bit processor, 32GB system memory, and an optional 120GB SSD storage, designed for the 7500 Series with chassis support for DCS-7508, DCS-7504, DCS-7512N, DCS-7508N, and DCS-7504N. It features dual 100/1000 RJ-45 management ports, two USB 2.0 interfaces, and a RS-232 serial port, housed within a physical dimension of 8.5” x 1.75” x 23” and weighs 5 lbs. Supporting high-performance networking, it provides up to 576 wire-speed 100GbE ports, 150 Terabits per second fabric capacity, and under 4 microsecond latency, making it ideal for extensive scale layer 2 and layer 3 cloud designs while ensuring investment protection.

FAQs for the DCS-7500-SUP2-D

  • What is the processor specification of the Supervisor-2 module for the 7500 Series?
    The Supervisor-2 module is equipped with a 1.9 GHz, multi-core, x86, 64-bit processor.
  • How much system memory does the Supervisor-2 module feature?
    The module comes with 32 GB of system memory.
  • What type of serial ports are available on the Supervisor-2 module?
    It has one RS-232 serial port using an RJ-45 connector.
  • Can you detail the management port specifications for the Supervisor-2 module?
    The module includes two 100/1000 management ports, both utilizing RJ-45 connectors.
  • What are the USB interface specifications on the Supervisor-2 module?
    There are two USB 2.0 interfaces available on the module.
  • What are the physical dimensions of the Supervisor-2 module?
    The dimensions are 8.5” x 1.75” x 23” (21.6 x 4.4 x 58.4cm).
  • What is the weight of the Supervisor-2 module?
    The module weighs 5 lbs (2.4 kg).
  • What is the typical and maximum power consumption of the Supervisor-2 module?
    Typical power consumption is 80W, with a maximum of 120W.
  • Which chassis are supported by the Supervisor-2 module?
    Supported chassis include DCS-7508, DCS-7504, DCS-7512N, DCS-7508N, and DCS-7504N.
  • What performance capabilities does the Supervisor-2 module offer?
    It offers up to 150 Tbps fabric capacity, support for up to 576 wire-speed 100GbE ports, and under 4 microsecond latency (64 bytes).

Product Review

The Arista DCS-7500-SUP2-D Supervisor-2 module is designed to enhance the 7500 Series switches, offering a 1.9 GHz multi-core, x86, 64-bit processor with 32 GB system memory and 4 GB flash storage, which is suitable for handling complex, high-speed networking tasks. However, its reliance on optional SSD storage for optimal performance could be seen as a downside for environments where immediate, out-of-the-box maximized storage capacity is critical. On the upside, its support for a wide range of Ethernet speeds, from 10GbE to 400GbE, and its ability to facilitate up to 576 wire-speed 100GbE ports, make it a versatile choice for large-scale layer 2 and layer 3 cloud network designs, ensuring scalability and future-proofing investments.


The Arista DCS-7500-SUP2-D is a Supervisor-2 module designed for the 7500 Series, engineered to deliver high performance and reliability for demanding data center environments. This module is equipped with a 1.9 GHz multi-core, x86, 64-bit processor, ensuring efficient handling of network operations and management tasks. The system memory is substantial at 32 GB, complemented by 4 GB of flash storage memory for the operating system and applications, with an option for an additional 120 GB SSD storage for expanded needs. Connectivity options are versatile with one RS-232 serial port (RJ-45) for console management, two 100/1000 management ports (RJ-45) for network management, and two USB 2.0 interfaces for external storage or devices. These features facilitate easy management and connectivity with a variety of network infrastructure components. The physical dimensions of the module are 8.5 inches in width, 1.75 inches in height, and 23 inches in depth (21.6 x 4.4 x 58.4 cm), making it a compact yet powerful addition to the 7500 Series chassis. It weighs 5 lbs (2.4 kg), ensuring it can be easily installed or replaced within the chassis. The typical power consumption is 80W, with a maximum of 120W, indicating efficient power usage for its capabilities. Compatibility is broad, with chassis support including the DCS-7508, DCS-7504, DCS-7512N, DCS-7508N, and DCS-7504N. This wide compatibility ensures that the module can be integrated into various configurations of the Arista 7500 Series, offering flexibility in network design and expansion. Performance capabilities are impressive, with the module supporting the highest performance levels of up to 150 Tbps. This is particularly beneficial for large scale layer 2 and layer 3 cloud designs, ensuring that network architectures can handle vast amounts of data with minimal latency. The system is designed with investment protection in mind, particularly for fabric modules, ensuring that upgrades and expansions can be made without necessitating complete system overhauls. Key performance metrics include: - 150 Terabits per second fabric capacity. - Up to 69 billion packets per second. - Up to 9.6 Terabit per second per slot. - Up to 576 wire-speed 100GbE ports. - Support for 10GbE, 25GbE, and 50GbE modes. - Under 4 microsecond latency for 64-byte packets. - Ready for 200GbE and 400GbE.
  • High system memory of 32 GB and optional SSD storage of 120 GB.
  • Support for a wide range of speeds including 25GbE, 50GbE, and up to 576 ports of wire-speed 100GbE.
  • Energy-efficient, with typical power consumption under 25 watts per 100GbE port.
The Arista DCS-7500-SUP2-D is a powerful, efficient, and versatile module that enhances the performance and scalability of the 7500 Series switches. Its advanced features and specifications make it an ideal choice for enterprises looking to build or expand their data center networks with a focus on speed, reliability, and future-proofing their investment.


Part Number and Manufacturer Arista DCS-7500-SUP2-D
Processor 1.9 GHz, Multiple Cores, x86 Architecture, 64-bit Compatible
Module Description Supervisor-2 Module for Series 7500, Equipped with Solid State Drive (Spare)
Main Memory 32 GB RAM
Internal Storage 4 GB Flash Memory
Serial Interface Single RS-232 Port (RJ-45 Interface)
Network Management Interface Dual 100/1000 Base-T Ports (RJ-45)
USB Ports Two USB 2.0 Ports
Additional SSD Capacity 120 GB (Optional)
Size (Width x Height x Depth) 8.5 x 1.75 x 23 inches or 21.6 x 4.4 x 58.4 cm
Unit Weight 5 pounds (2.4 kg)
Power Consumption Standard 80W, Up to 120W Maximum
Compatible Chassis DCS-7508, DCS-7504, DCS-7512N, DCS-7508N, DCS-7504N
Fabric Performance Peak Capacity at 150 Tbps, Supports Extensive Layer 2/3 Cloud Configurations
Fabric Module Compatibility Secures Future Fabric Module Investments
100GbE Port Capacity Supports up to 576 100GbE Ports at Full Speed
Supported Speeds Includes 10GbE, 25GbE, and 50GbE
Power Efficiency Less than 25W Per 100GbE Port
Total System Capacity 150 Tbps
Packet Processing Handles up to 69 billion packets per second
Per-Slot Capacity Maximum of 9.6 Terabits per second
Latency Below 4 microseconds for 64-byte packets
Future-Proof Prepared for 200GbE and 400GbE configurations

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