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by Arista
Product Line: Arista 7050SX3 Series
Product Type: Data Center Switch
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Product Description

The DCS-7050SX3-48YC8-R is a high-performance switch featuring 48x25GbE SFP and 8x100GbE QSFP100 ports, designed for efficient data center operations with a throughput of 2 (4) Tbps and a packets/second rate of 1 Bpps. It operates with a quad-core x86 CPU, 8 GB of system memory, and 8 GB of flash storage, supporting a maximum of 64 total interfaces across various Ethernet speeds. The unit's design includes rear-to-front air cooling, dual AC power supplies, and maintains a latency of 800 ns, ensuring efficient and reliable network performance.

FAQs for the DCS-7050SX3-48YC8-R

  • What is the maximum number of 25GbE ports available on the 48x25GbE SFP 8x100GbE QSFP100 switch?
    The maximum number of 25GbE ports is 64.
  • How many total interfaces does the switch support?
    The switch supports a maximum of 64 total interfaces.
  • What is the throughput capacity of the switch?
    The throughput capacity of the switch is 2 Tbps, expandable to 4 Tbps.
  • What type of CPU is integrated into the switch?
    The switch is equipped with a Quad-Core x86 CPU.
  • Can the 48x25GbE SFP 8x100GbE QSFP100 switch support 10GbE ports, and if so, how many?
    Yes, it can support up to 64 10GbE ports.
  • What is the typical and maximum power consumption of the switch?
    The typical power consumption is 124W, with a maximum of 301W.
  • Describe the air flow direction and power supply specifications of the switch.
    The switch has a rear-to-front air flow direction and comes with 2xAC power supplies.
  • What are the storage specifications of the switch?
    The switch has 8 GB of system memory and 8 GB of flash storage.
  • What is the latency of the switch?
    The latency of the switch is 800 ns.
  • How does the weight and dimensions of the switch contribute to its installation requirements?
    The switch weighs 21 lbs (9.45kgs) and measures 19 x 1.75 x 18.4 in (48.3 x 4.4 x 46.8 cm), making it suitable for standard rack installations.

Product Review

The Arista DCS-7050SX3-48YC8-R offers high-density connectivity with 48x25GbE and 8x100GbE ports, catering to environments demanding high bandwidth and throughput, which peaks at 2 Tbps, supporting intensive data operations. However, the maximum power consumption of 301W might be a concern for energy-conscious deployments, necessitating a balance between performance needs and power efficiency. Additionally, the switch's compact size and weight make it suitable for space-constrained installations, although the limited expansion capabilities beyond its already substantial port offerings could restrict future scalability.


The Arista DCS-7050SX3-48YC8-R is a high-performance networking switch designed for data centers requiring high bandwidth and low latency. It features 48 ports of 25GbE and 8 ports of 100GbE, providing a flexible and scalable solution for various network demands. The switch is configured with rear-to-front airflow, supporting efficient cooling in data center environments. It comes with dual AC power supplies for redundancy and reliability. This model boasts a maximum throughput of 2 Tbps (4 Tbps under specific conditions), capable of handling 1 billion packets per second (Bpps) with a latency of just 800 nanoseconds. Such performance metrics ensure swift data transfer across the network, minimizing delays in high-traffic scenarios. The Arista DCS-7050SX3-48YC8-R is powered by a quad-core x86 CPU and comes with 8 GB of system memory and 8 GB of flash storage, facilitating smooth operation and sufficient storage for the switch's operating system and applications. Connectivity options on this switch are comprehensive, offering flexibility for various network configurations: - Max 100GbE Ports: 8 - Max 50GbE Ports: 16 - Max 40GbE Ports: 8 - Max 25GbE Ports: 64 - Max 10GbE Ports: 64 - Max 1GbE Ports: 48 With a total of 64 interfaces, the switch can accommodate a wide range of connections, making it a versatile choice for data centers looking to optimize their network infrastructure. The management of the switch is facilitated through 1 management port, with additional interfaces including 1 RS-232 serial port (RJ-45) for console access and 1 USB port for loading software or configurations. In terms of power consumption, the Arista DCS-7050SX3-48YC8-R operates typically at 124W, with a maximum power draw of 301W under full load conditions. This efficient power usage, combined with its compact size of 19 x 1.75 x 18.4 inches and a weight of 21 lbs, makes it an energy and space-efficient solution for modern data centers. Key highlights of the Arista DCS-7050SX3-48YC8-R include:
  • High-density connectivity with 48x25GbE and 8x100GbE ports.
  • Powerful performance with 2 Tbps throughput and 1 Bpps processing capacity.
  • Efficient design featuring rear-to-front air flow and dual AC power supplies.
This switch represents a balance between high-end performance and practical design considerations, making it suitable for data centers looking to enhance their network capabilities without compromising on space or energy efficiency.


Part NumberDCS-7050SX3-48YC8-R
Ports48x25 Gigabit Ethernet SFP, 8x100 Gigabit Ethernet QSFP28
Airflow DirectionBack to Front
Power Supplies2x AC
Maximum Ports for 100GbE8
Maximum Ports for 50GbE16
Maximum Ports for 40GbE8
Maximum Ports for 25GbE64
Maximum Ports for 10GbE64
Maximum Ports for 1GbE48
Total Interface Capacity64
Data Throughput2 Tbps (scalable to 4 Tbps)
Packet Processing Rate1 Billion pps
Network Latency800 nanoseconds
Processor TypeQuad-Core x86
Internal Storage8 GB Flash
Management Interface1 Port
Serial Interface1 Port (RJ-45)
USB Interface1 Port
Power Consumption (Typical/Max)124W / 301W
Dimensions19 x 1.75 x 18.4 inches (48.3 x 4.4 x 46.8 cm)
Device Weight21 lbs (9.45 kg)

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