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by Arista
Product Line: Arista Networks
Product Type: Switch
Original price $601.00 - Original price $1,336.00
Original price
$601.00 - $1,336.00
Current price $601.00
Title: Used

Orders typically ship within 1-3 Business days, if you need an item to ship sooner please contact us.

Product Description

The DCS-7050TX-64-R Arista is a high-performance switch, featuring 48xRJ45 (1/10GBASE-T) ports and 4xQSFP+ ports for a total of 64 10GbE ports and 4 40GbE ports, delivering a throughput of 1.28 Tbps and a packet processing capability of 960 Mpps. It is equipped with dual AC power supplies for redundancy, supports rear-to-front airflow for efficient cooling, and offers a low latency of 3usec from RJ45 to uplinks. The hardware includes a quad-core x86 CPU, 4GB of system memory, 4GB of flash storage, an optional 120GB SSD storage, and 12MB of dynamic packet buffer memory, housed in a compact form factor of 19 x 1.75 x 15.8 inches and weighing 19lbs.

Key Feature for the DCS7050TX64R

  • What is the total number of 10GbE ports available on the 48xRJ45 (1/10GBASE-T) 4xQSFP+ switch?
    The switch has a total of 64 10GbE ports.
  • How is the airflow direction designed in this switch?
    The switch features a rear-to-front airflow design.
  • Does the switch support dual AC power supplies?
    Yes, it is equipped with dual AC power supplies for redundancy.
  • What is the throughput capacity of the 4xQSFP+ switch?
    The switch offers a throughput of 1.28 Tbps.
  • What kind of CPU does the switch use?
    It uses a Quad-Core x86 CPU.
  • How much system memory is available on the switch?
    The switch comes with 4 Gigabytes of system memory.
  • Can the storage be expanded with an SSD on this device?
    Yes, SSD storage is optional and can be expanded up to 120 Gigabytes.
  • What is the latency from RJ45 to uplinks on this switch?
    The latency from RJ45 to uplinks is 3 microseconds.
  • Are the fans in the switch hot-swappable?
    Yes, the switch has 4 hot-swappable fans with N+1 redundancy.
  • What is the operating temperature range for the switch?
    The operating temperature range is 0 to 40°C (32 to 104°F).

Product Review

The Arista DCS-7050TX-64-R offers high throughput and low latency, with a 1.28 Tbps throughput and 3 µsec latency from RJ45 to uplinks, catering to high-performance networking needs. Its dual AC power supplies and hot-swappable components, including fans, ensure operational continuity and ease of maintenance. However, its operating temperature range is limited to 0-40°C, which may not be suitable for environments with extreme temperature variations.


The Arista DCS-7050TX-64-R is a high-capacity, low-latency switch designed for data center and high-performance computing environments. It offers a combination of 48 RJ45 ports supporting 1/10GBASE-T and 4 QSFP+ ports, providing a total of 4 40GbE ports and 64 10GbE ports. This switch is engineered to facilitate efficient data movement with a throughput of 1.28 Tbps and a packet processing rate of 960 million packets per second, ensuring swift transmission across its interfaces. Latency is minimized, with RJ45 to uplink connections experiencing just 3 microseconds, making it suitable for applications requiring high-speed data access and real-time processing. The switch is powered by a quad-core x86 CPU and comes with 4 gigabytes of system memory, alongside 4 gigabytes of flash storage memory. For more demanding storage requirements, there is an option to include a 120-gigabyte SSD. The packet buffer memory of 12MB supports dynamic buffer allocation, which optimizes the management of network traffic, enhancing overall efficiency and reducing congestion. Connectivity options include a 10/100/1000 management port and an RS-232 serial port, facilitating easy system management and configuration. For reliability, the Arista DCS-7050TX-64-R is equipped with dual AC power supplies and hot-swappable components, including two power supplies for 1+1 redundancy and four fans for N+1 redundancy. This ensures uninterrupted operation and easy maintenance, minimizing downtime. The power consumption is designed to be economical, with a typical draw of 315 watts and a maximum of 387 watts, embodying efficiency in high-performance networking environments. The switch's physical dimensions are 19 x 1.75 x 15.8 inches, and it weighs 19 pounds, making it compact and suitable for standard rack installations. It operates effectively in temperatures ranging from 0 to 40°C, accommodating a variety of data center environments. Key features include: -
  • 48 RJ45 ports for 100M/1G/10GBASE-T and 4 QSFP+ ports for a total of 64 10GbE and 4 40GbE ports.
  • Throughput of 1.28 Tbps and a packet processing capability of 960 Mpps for high-speed data transmission.
  • Dual AC power supplies and hot-swappable fans and power supplies, ensuring system reliability and easy maintenance.
Designed for scalability and resilience, the Arista DCS-7050TX-64-R is suited to meet the demands of growing data centers and high-performance computing tasks. Its comprehensive feature set, combined with efficient power usage and dynamic buffer allocation, makes it a vital component for organizations looking to optimize their network infrastructure for speed, reliability, and efficiency.


Item Number DCS-7050TX-64-R
Manufacturer Arista
Interface 48x1/10G-T RJ45, 4xQSFP+
Airflow Direction Back to Front
Power Configuration Two AC Units
QSFP+ Ports Count 4
RJ45 Ports Count 64
Supported Speeds 100M/1G/10G over RJ45
Data Transfer Rate 1.28 Terabits per second
Rate of Packets 960 Million pps
Latency from RJ45 to Uplink 3 microseconds
Processor Quad-Core x86 Architecture
Internal Flash Memory 4GB
Optional SSD Capacity 120GB
Buffer Size 12MB with Dynamic Allocation
Management Ethernet Port 1 Gigabit Ethernet
Serial Console Port 1 (Using RJ-45)
Power Supplies for Redundancy Swappable, 2 Units for 1+1 Redundancy
Cooling Fans 4 Swappable, N+1 Redundancy
Energy Consumption Standard: 315W, Maximum: 387W
Dimensions 19 x 1.75 x 15.8 inches (48.3 x 4.4 x 40.2 cm)
Unit Weight 19 pounds (8.6 kg)
Operational Temperature Range 0°C to 40°C (32°F to 104°F)

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