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by Arista
Product Line: Arista 7160 Series
Product Type: Data Center Switch
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Product Description

The DCS-7160-32CQ-F Arista is a high-capacity Ethernet switch featuring 32 x 100GbE QSFP ports and supports up to 128 x 25GbE and 128 x 10GbE configurations, encapsulated in a 1U form factor. It delivers a high throughput of 6.4Tbps and a packet processing capability of 2.4 billion packets per second, with a low latency start from 2 microseconds. This model is equipped with a quad-core x86 CPU, 8 GB system memory (expandable to 32 GB), and dual, redundant 500W AC power supplies, ensuring reliable performance and network resilience.

FAQs for the DCS-7160-32CQ-F

  • What is the maximum number of 100GbE ports available on this switch?
    The switch supports up to 32 x 100GbE QSFP ports.
  • How does the air flow design of the High Capacity 32 x 100GbE QSFP switch contribute to its operation?
    It features a front to rear air flow design that helps in maintaining optimal temperature for reliable operation.
  • Can the High Capacity 32 x 100GbE QSFP switch support 10GbE ports, and if so, how many?
    Yes, it supports up to 128 Max 10GbE Ports.
  • What are the power supply specifications for this switch?
    It comes with 2 x AC power supplies and includes 2 x C13-C14 cords. The power supplies are 500W each.
  • What is the throughput capability of the High Capacity 32 x 100GbE QSFP switch?
    The switch has a throughput capability of 6.4Tbps.
  • How much system memory is equipped in this switch, and what is the optional maximum?
    The switch is equipped with 8 GB of system memory, with an option to expand up to 32 GB.
  • What type of CPU does the switch utilize?
    It utilizes a Quad-Core x86 CPU.
  • What is the latency range of the High Capacity 32 x 100GbE QSFP switch?
    The latency ranges from 2 microseconds.
  • How many USB ports are available on this switch?
    There is 1 USB port available on the switch.
  • What are the physical dimensions and weight of the High Capacity 32 x 100GbE QSFP switch?
    The dimensions are 19 x 1.75 x 16 inches (48.3 x 4.4 x 40.6 cm) and it weighs 19.2 lbs (8.7 kg).

Product Review

The Arista DCS-7160-32CQ-F switch offers impressive throughput and packet processing capabilities, with a 6.4Tbps throughput and 2.4 billion packets per second, suitable for high-demand environments. However, its base system memory of 8 GB, while upgradable, may initially limit performance in very large or complex network configurations. Additionally, the switch's energy efficiency is a mixed aspect, with a typical power draw of 310W that scales up to 465W under maximum load, which could impact operational costs in energy-sensitive deployments.


The Arista DCS-7160-32CQ-F is a high-capacity network switch designed for data center environments requiring maximum efficiency and scalability. It features 32 QSFP ports supporting 100GbE connections, making it suitable for high-bandwidth applications. This switch is engineered to accommodate a diverse range of connection speeds, including 50GbE, 40GbE, 25GbE, and 10GbE, with maximum port capacities of 64, 32, 128, and 128 respectively. It delivers a throughput of 6.4Tbps and handles packets at a rate of 2.4 billion per second (Bpps), with a latency starting from 2 microseconds, ensuring rapid data transmission and low response times for critical applications. The DCS-7160-32CQ-F is powered by a quad-core x86 CPU, with 8 GB of system memory standard, upgradeable to 32 GB for handling demanding network tasks and future growth. It includes 4 GB of flash storage for firmware and configurations. Connectivity options include a 100/1000 management port, a RS-232 serial port for console access, and a USB port for external storage or configuration. This switch is designed with redundancy and reliability in mind. It features two hot-swap power supplies, supported by two C13-C14 cords, and four hot-swappable fans, ensuring uninterrupted operation and easy maintenance. The power supplies are available in both AC and DC options, each rated at 500W, providing flexibility for various data center power environments. The physical dimensions of the DCS-7160-32CQ-F are compact for its capacity, occupying only 1U of rack space with dimensions of 19 x 1.75 x 16 inches (48.3 x 4.4 x 40.6 cm), making it an efficient use of valuable data center real estate. Despite its high performance, it maintains a relatively low power consumption with a typical draw of 310W and a maximum of 465W, minimizing operational costs. The unit's weight is 19.2 lbs (8.7 kg), facilitating easy installation and handling. Key features of the Arista DCS-7160-32CQ-F include: -
  • Front to rear airflow design, ensuring efficient cooling for reliability and longevity.
  • Redundant hot-swappable components, including power supplies and fans, for continuous operation.
  • Flexible port configurations, supporting a wide range of Ethernet speeds to meet varying network demands.
This switch is ideal for organizations seeking a scalable, high-performance networking solution that can adapt to changing demands, with the reliability and ease of maintenance that critical network environments require.


Part Number and ManufacturerArista DCS-7160-32CQ-F
Device Type32-port 100GbE QSFP Switch
Airflow DirectionFront to Rear
AC Power Supplies Included2 Units
Power Cords2 x C13-C14
Maximum 50GbE Ports Supported64
Maximum 40GbE Ports Supported32
Maximum 25GbE Ports Supported128
Maximum 10GbE Ports Supported128
Data Throughput Capacity6.4 Terabits per second
Packet Processing Rate2.4 Billion packets per second (Bpps)
Network LatencyMinimum 2 microseconds
Processor SpecificationQuad-Core x86
Standard System Memory8 GB (Upgradeable to 32 GB)
Flash Storage Capacity4 GB
Management Port Configuration1 x 100/1000
Serial Ports1 x RS-232 (RJ-45 Interface)
USB Port Availability1
Power Supply Redundancy2 Units (1+1 Redundant)
Fan Redundancy4 Units (N+1 Redundant)
Form Factor1U Rack Unit
Physical Dimensions19 x 1.75 x 16 inches (48.3 x 4.4 x 40.6 cm)
Power Consumption310W Typical / 465W Maximum
Unit Weight19.2 pounds (8.7 kg)
Available Power Supply Options500W AC, 500W DC

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