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by Arista
Product Line: Arista DCS
Product Type: Switch
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Original price $0.00 - Original price $24,613.00
Original price
$0.00 - $24,613.00
Current price $0.00
Title: Surplus

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Product Description

The DCS-7170-32C-R is a high-capacity, programmable networking switch featuring 32x QSFP100 and 2x SFP+ ports, supporting up to 32 100GbE, 64 50GbE, 32 40GbE, 128 25GbE, and 130 10GbE connections with a throughput of 6.4 Tbps and packet processing capability of up to 2.4 Bpps. It is designed for efficiency, with a multi-core x86 CPU, 16 GB system memory, and advanced cooling through rear to front air flow with 4 hot-swappable fans (N+1 redundant). The unit is housed in a 1RU form factor, measuring 19 x 1.75 x 16 inches and weighing 22lbs, equipped with two hot-swap power supplies (1+1 redundant) for reliable operation.

Key Feature for the DCS-7170-32C-R

  • What is the maximum 100GbE port capacity of the High Capacity Programmable switch?
    The High Capacity Programmable switch supports up to 32 100GbE ports.
  • How many QSFP100 and SFP+ ports does the switch include?
    It includes 32 QSFP100 ports and 2 SFP+ ports.
  • What are the maximum 10GbE and 1GbE port capacities?
    The maximum capacities are 130 for 10GbE ports and 2 for 1GbE ports.
  • Describe the airflow direction and cooling mechanism of the device.
    The device uses a rear to front air cooling mechanism, supported by 4 (N+1 redundant) hot-swappable fans.
  • What is the switch's throughput and packets per second capability?
    Throughput is 6.4 Tbps, with up to 2.4 billion packets per second.
  • Can you specify the CPU type and system memory?
    The switch is equipped with a multi-core x86 CPU and has 16 GB of system memory.
  • What are the power supply specifications for the High Capacity Programmable switch?
    It has two (1+1 redundant) hot-swap power supplies, with options for 747W AC and 1900W DC power supplies.
  • What are the physical dimensions and weight of the switch?
    The dimensions are 19 x 1.75 x 16 inches (48.3x 4.4x 40.64cm) and it weighs 22lbs (10kg).
  • What is the typical and maximum power draw of the device?
    The typical power draw is 221W, with a maximum of 490W.
  • What environmental conditions can the High Capacity Programmable switch operate under?
    It can operate in relative humidity ranging from 5% (min) to 95% (max).

Product Review

The Arista DCS-7170-32C-R offers a high-density networking solution with support for up to 32 100GbE ports, capable of delivering a throughput of 6.4 Tbps and handling up to 2.4 billion packets per second, catering to environments demanding high performance and low latency. However, its fixed configuration limits flexibility for varying network demands, and the initial cost may be prohibitive for smaller setups. The inclusion of redundant power supplies and hot-swappable fans enhances reliability and uptime for critical network operations.


The Arista DCS-7170-32C-R is a high-performance networking switch designed to cater to the demands of modern data centers and high-complexity networking environments. This device is engineered to provide exceptional throughput and low-latency network connections, making it an ideal solution for applications requiring high bandwidth and minimal delay. At the core of its design, the switch features 32 QSFP100 ports, enabling it to support a maximum of 32 100GbE ports. This flexibility extends to supporting 64 50GbE ports, 32 40GbE ports, 128 25GbE ports, and up to 130 10GbE ports, along with 2 1GbE SFP+ ports. Such a wide range of port configurations allows for versatile deployment scenarios, from high-density server connectivity to high-speed fabric backbone architectures. The Arista DCS-7170-32C-R boasts an impressive throughput of 6.4 Tbps and can handle up to 2.4 billion packets per second (Bpps), ensuring smooth data transmission even under heavy loads. Its latency starts from as low as 800 nanoseconds, further emphasizing its capability to support time-sensitive applications without compromise. Powered by a multi-core x86 CPU and equipped with 16 GB of system memory, this switch is designed not just for speed but also for smart packet processing and efficient network management. The inclusion of a USB port adds to its management convenience, allowing for easy software upgrades and configurations. For reliability, the switch is designed with redundancy and environmental tolerance in mind. It features two hot-swap power supplies configured in a 1+1 redundant setup to ensure continuous operation even in the event of a power supply failure. Four hot-swappable fans, arranged in an N+1 redundant configuration, provide effective cooling, ensuring the switch operates within optimal temperature ranges. This is complemented by its rear-to-front air cooling mechanism, which aids in integrating the switch into different data center cooling designs. The device's operational efficiency is notable, with a typical power draw of 221W and a maximum of 490W, demonstrating Arista's commitment to energy-efficient design without sacrificing performance. The switch is housed in a 1 Rack Unit (1RU) form factor, measuring 19 x 1.75 x 16 inches and weighing 22lbs, making it compact yet powerful. - Throughput and Capacity: Achieve up to 6.4 Tbps throughput and support for up to 130 10GbE ports. - Low Latency: Benefit from latency as low as 800 ns, suitable for high-performance computing and real-time applications. - Redundancy and Efficiency: Features include 1+1 redundant power supplies, N+1 redundant fans, and a design focused on energy efficiency. Designed to operate in diverse environmental conditions, the switch can function in relative humidity ranging from 5% to 95%, accommodating various deployment scenarios. It supports both AC and DC power supplies, with options for 747W AC and 1900W DC, providing flexibility for different power infrastructures. In conclusion, the Arista DCS-7170-32C-R represents a blend of high-capacity networking, low-latency performance, and thoughtful engineering for redundancy and efficiency, making it a compelling choice for data center operators and enterprises seeking a scalable, reliable networking solution.


Part NumberArista DCS-7170-32C-R
Connectivity Options32x 100G QSFP, 2x SFP+ interfaces
Airflow DirectionRear to Front
Maximum 100 Gigabit Ethernet Ports32
Maximum 50 Gigabit Ethernet Ports64
Maximum 40 Gigabit Ethernet Ports32
Maximum 25 Gigabit Ethernet Ports128
Maximum 10 Gigabit Ethernet Ports130
Maximum 1 Gigabit Ethernet Ports2
Data Throughput Capacity6.4 Terabits per second
Packets per Second CapabilityUp to 2.4 Billion
Network LatencyMinimum 800 nanoseconds
CPU TypeMulti-core x86
USB Interface1 Port
Power Supply ConfigurationDual, 1+1 redundancy
Humidity Operating Range5% to 95%
Power ConsumptionTypical 221W / Maximum 490W
Form Factor1 Rack Unit
Dimensions19 x 1.75 x 16 inches (48.3 x 4.4 x 40.64 cm)
Unit Weight22 pounds (10 kg)
Available Power Supplies747W AC, 1900W DC
Cooling Fan Specification4 Fans, N+1 redundancy

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