DCS-7280CR3K-32P4-R, Arista 7280R3 Switch Router, 32x100GbE QSFP/4x400GbE OSFP/Rear-Front Airflow

  • Brand: Arista
  • Model: DCS-7280CR3K-32P4-R
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    Overview

    Arista DCS-7280CR3K-32P4-R Overview

    The Arista DCS-7280CR3K-32P4-R is a high-performance data center switch designed for demanding spine and leaf architectures. Featuring 32 x 100G QSFP ports and a 6.4 Tbps switching capacity, this Arista platform delivers wire-speed throughput for cloud-scale, enterprise, and service provider networks. With 2.6 Bpps forwarding, 16 GB of system memory, an 8-core x86 CPU, and a compact 1RU, front-to-back airflow design, it simplifies high-density 100G aggregation while ensuring efficiency and reliability.

    Product Highlights

    6.4 Tbps
    Fabric Power
    2.6 Bpps
    Line Rate
    32x100G
    Dense Ports

    Product Applications Scenarios

    Data Center
    Delivers non-blocking 100G spine-leaf connectivity, reducing latency and congestion for large east-west traffic patterns in modern data center fabrics.
    Cloud Services
    Provides scalable 100G aggregation for private and hybrid cloud clusters, helping operators cut per-Gigabit costs and simplify growth.
    Service Providers
    Enables high-density 100G peering and aggregation, improving backbone efficiency and supporting rapid service rollout for carriers.

    Product Features Comparison

      Arista Arista Arista Arista
    Model Arista DCS-7280CR3K-32P4-R Arista DCS-7280PR3K-24-F Arista DCS-7280CR3-32D4-F Arista DCS-7280CR3-32D4-R
    Brand Arista Arista Arista Arista
    Routing Throughput n/a Throughput 25.6 Tbps Forwarding Rate 6.4 Tbps Throughput 6.4 Tbps
    Interface Configuration Ports 32 x 100G QSFP Ports 24 x 400G QSFP-DD Total Ports 32; Ethernet Interface Type 10GbE, 25GbE, 40GbE, 100GbE Ports 32 x 100GbE QSFP, 2 x 10GbE SFP+
    Supported Protocol n/a n/a n/a n/a
    VPN Capability n/a n/a n/a n/a
    Integrated Features CPU 8-core x86; System Memory 16 GB; Switching Capacity 6.4 Tbps; Forwarding Rate 2.6 Bpps; Power Supply Dual, redundant; Rack Units 1RU; Airflow Direction Front-to-back Form Factor 1RU; Forwarding Rate 10 Bpps; Maximum Power Consumption 1200 W; Airflow Front-to-back; Management CLI, GUI, REST API Packet Buffer 42 MB; Management Ports 1 × 10/100/1000 Mb Ethernet, 1 × RJ-45 serial console; Power Supply Dual hot-swappable; Latency Sub-microsecond; Dimensions (W × D × H) 44.05 × 43.18 × 4.36 cm Latency Sub-3 microseconds; Power Supply Dual, redundant; Dimensions (H x W x D) 1.75 x 17.3 x 22.8 in; Airflow Direction Front-to-back / back-to-front; Software Arista EOS

    Optional Add-ons

    Model Number Description
    QSFP-100G-SR4 Arista 100G QSFP SR4 multimode transceiver for short-range data center links
    QSFP-100G-LR4 Arista 100G QSFP LR4 single-mode transceiver for long-distance backbone connections
    CAB-Q-Q-1M Arista 100G QSFP to QSFP 1m DAC cable for low-latency intra-rack connectivity

    Quality Certifications

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    • ISO 9001
    • RoHS
    • REACH
    • CE
    • FCC
    Specification

    Arista DCS-7280CR3K-32P4-R Specification

    Model
    DCS-7280CR3K-32P4-R
    Brand
    Arista
    Ports
    32 x 100G QSFP
    System Memory
    16 GB
    Switching Capacity
    6.4 Tbps
    Forwarding Rate
    2.6 Bpps
    Power Supply
    Dual, redundant
    Rack Units
    1RU
    Airflow Direction
    Front-to-back
    CPU
    8-core x86

    Get more information

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    Quality Certifications

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    Q&A

    Questions & Answers

    What are the common troubleshooting steps for the Arista DCS-7280CR3K-32P4-R switch router?

    In case of performance issues or connectivity problems, check for physical cable connections, review configuration settings, monitor system logs for errors, and consult the technical documentation for troubleshooting guidance. Contact Arista support for further assistance if needed.

    What accessories are available for the Arista DCS-7280CR3K-32P4-R switch router?

    Accessories for the Arista DCS-7280CR3K-32P4-R include rack mounting kits, power cables, transceivers, and network cables. These accessories help optimize the installation, operation, and connectivity of the switch, ensuring seamless integration into your network environment.

    How does the Arista DCS-7280CR3K-32P4-R compare to other similar products in the market?

    The Arista DCS-7280CR3K-32P4-R stands out for its large routing capacity, high-speed ports, and advanced features, making it a top choice for demanding network applications. Compare its specifications, performance, and pricing with alternative products to determine the best fit for your networking needs.

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