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by Arista
Product Line: Arista Series
Product Type: Linecard Module
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Original price $0.00 - Original price $0.00
Original price
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Title: Surplus

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Product Description

The DCS-7300X-64S-LC ARISTA features 48 SFP+ ports and 4 QSFP+ ports, supporting up to 64 10GbE connections via splitter cables and 4 40GbE connections directly. It is designed with a 12MB port buffer, and operates with a typical power consumption of 166W, reaching up to 232W at maximum. This model boasts advanced capabilities such as 1+1 Supervisor redundancy, N+N Grid redundant power system, and supports VXLAN and VM Tracer, alongside a suite of automation features like OpenFlow, DirectFlow, and eAPI.

FAQs for the DCS-7300X-64S-LC

  • What ports are available on this network switch?
    The switch features 48 SFP+ ports and 4 QSFP+ ports.
  • How many 10GbE and 40GbE ports can the switch support?
    It supports up to 64 10GbE ports using splitter cables and 4 40GbE ports.
  • What is the maximum power consumption of the switch?
    The maximum power consumption is 232W, with a typical consumption of 166W.
  • What are the key performance metrics of this device?
    The device offers over 20 Terabits per second fabric capacity, up to 15 billion packets per second, and up to 2.56 Terabit per second per line card, with wire speed L2 and L3 forwarding.
  • What redundancy features does the switch have?
    It includes 1+1 Supervisor redundancy, N+N Grid redundant power system, N+1 Fan module redundancy, and redundant fabric modules.
  • Can the switch support advanced network protocols and applications?
    Yes, it supports VXLAN, VM Tracer, OpenFlow, DirectFlow, and eAPI, and allows user applications to run in a VM.
  • What is the weight and port buffer of the switch?
    The switch weighs 9.6 lbs (4.6 kg) and has a 12MB dynamic buffer per port group.
  • What are the CPU and memory specifications?
    It is equipped with a quad-core hyper-threaded x86 CPU, 16GB DRAM, and 4GB Flash.
  • How does the switch handle latency and port capacity?
    It maintains latency below 2 microseconds, supports 1,024 wire-speed 10GbE ports, and 256 wire-speed 40GbE ports.
  • What is the fabric capacity and how does it support high-density port configurations?
    The switch has over 20 Terabits per second fabric capacity, enabling support for high-density configurations with up to 1,024 wire-speed 10GbE ports and 256 wire-speed 40GbE ports.

Product Review

The ARISTA DCS-7300X-64S-LC excels in high-capacity networking, offering over 20 Terabits per second fabric capacity and low latency below 2 microseconds, supporting both 48 port 10GbE SFP+ and 4 port 40GbE QSFP+ configurations. However, the port buffer of 12MB per port group may be limiting for environments requiring extensive packet buffering. Its redundancy features, including 1+1 Supervisor redundancy, N+N Grid power system, and N+1 Fan module, ensure high reliability and uptime for critical network operations.


The ARISTA DCS-7300X-64S-LC is designed to meet the demands of high-performance, high-density networking environments, offering a comprehensive solution for data center and enterprise networking. This switch includes 48 SFP+ ports and 4 QSFP+ ports, supporting a maximum of 64 10GbE connections through splitter cables and up to 4 40GbE connections directly. The hardware's ability to handle over 20 Terabits per second of fabric capacity and process up to 15 billion packets per second ensures efficient data handling and transfer rates, making it suitable for environments where speed and reliability are crucial. At the heart of its performance capabilities, the switch features a dynamic 12MB buffer per port group, which optimizes the flow of data and reduces congestion, particularly in mixed-speed network environments. This feature, combined with wire-speed Layer 2 and Layer 3 forwarding, allows for seamless data transmission across the network, minimizing latency and improving overall network efficiency. The ARISTA DCS-7300X-64S-LC boasts an impressive latency performance, with rates below 2 microseconds, ensuring rapid data processing and transfer. The hardware specifications of the ARISTA DCS-7300X-64S-LC highlight its robustness and reliability. Weighing 9.6 lbs (4.6 kg), it is engineered for durability without sacrificing performance. Power efficiency is another key aspect of this device, with a typical power consumption of 166W and a maximum of 232W, indicating its ability to operate at high efficiency while minimizing energy costs. Key features that enhance the ARISTA DCS-7300X-64S-LC's functionality include: - 1+1 Supervisor redundancy and N+N Grid redundant power system, ensuring continuous operation and minimal downtime in case of component failure. - N+1 Fan module redundancy and redundant fabric modules, which further contribute to its reliability and operational stability. - Support for advanced networking protocols and technologies such as VXLAN and VM Tracer, OpenFlow, DirectFlow, and eAPI, offering flexibility in network design and integration with existing infrastructure. The switch is powered by a quad-core Hyper-threaded x86 CPU, backed by 16GB DRAM and 4GB Flash, providing ample processing power and storage for complex network operations and user applications. The inclusion of dual Supervisor modules enhances its management capabilities and resilience, ensuring that network administrators have the necessary tools and redundancy to maintain network performance and reliability. With the capability to run user applications in a VM, the ARISTA DCS-7300X-64S-LC offers a versatile platform for custom applications and services, further extending its utility beyond traditional switching functions. This feature, combined with its high-speed connectivity and advanced redundancy systems, makes it an ideal solution for data centers and enterprises seeking a scalable, high-performance networking platform.


ModelARISTA DCS-7300X-64S-LC
Interface Ports48x SFP+, 4x QSFP+
Maximum 10GbE Ports64 (using breakout cables)
Maximum 40GbE Ports4
Per Port Group Buffer12MB
Device Weight9.6 pounds (4.6 kilograms)
Power Consumption (Typical/Max)166W / 232W
48x 10GbE SFP+ and 4x 40GbE QSFP+ Ports (additional)Supported
Total Switching CapacityOver 20 Tbps
Packet Forwarding RateUp to 15 billion pps
Throughput per Line CardUp to 2.56 Tbps
Layer 2 and Layer 3 Forwarding RateFull line-rate
10GbE Wire-speed Ports1,024
40GbE Wire-speed Ports256
Forwarding LatencyBelow 2 microseconds
Supervisor Engine Redundancy1+1
Power Supply RedundancyN+N Grid
Fan RedundancyN+1 Module
Switch Fabric RedundancyYes
Network VirtualizationVXLAN, VM Tracer
Supported ProtocolsOpenFlow, DirectFlow, eAPI
Buffer Memory per Port Set12MB Dynamic
ProcessorQuad-core Hyper-threaded x86
Memory Configuration16GB DRAM / 4GB Flash
Supervisor ModulesDual configuration
Virtual Machine CapabilitySupports user applications

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