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Home Switching Data Center Switches Arista DCS-7280QRA-C36SM-F - 36x QSFP Ports, AlgoMatch, SSD, Front-to-Back Airflow Switch Router

Arista DCS-7280QRA-C36SM-F - 36x QSFP Ports, AlgoMatch, SSD, Front-to-Back Airflow Switch Router

Arista DCS-7280QRA-C36SM-F - 36x QSFP Ports, AlgoMatch, SSD, Front-to-Back Airflow Switch Router

Brand:

Arista

Specifications

Product Overview

The Arista DCS-7280QRA-C36SM-F is a powerful, high-density Layer 3 switch router optimized for large-scale cloud data centers, enterprise cores, and carrier-grade networks. Built on the reliable Arista 7280R Series platform, this model integrates AlgoMatch technology for enhanced forwarding and routing efficiency, alongside robust port flexibility with 36x QSFP ports—including 18x 40G QSFP+ and 12x 100G QSFP100 interfaces.
Designed for scalable and programmable networking, this model includes an integrated SSD, expandable memory, and a quad-core x86 CPU, delivering both performance and control plane processing capabilities. With a switching capacity of 3.84 Tbps and 1.44 billion packets per second (Bpps) forwarding rate, it is ideal for environments where bandwidth and responsiveness are critical.

Key Features
Versatile Port Configuration

Total: 36x QSFP ports
Supports: 18x 40G QSFP+, 12x 100G QSFP100
Flexible interface breakout for 10G, 25G, 40G, 50G, and 100G connectivity

High Performance & Scalability

Switching Throughput: 3.84 Terabits per second
Forwarding Rate: 1.44 Billion packets per second
MAC Table Size: Up to 768,000 entries
Latency: As low as 3.8 microseconds

Advanced Hardware Features

AlgoMatch: Efficient and scalable route table matching
Quad-Core x86 CPU for powerful control processing
8GB DRAM, expandable to 32GB
SSD Storage for local data and telemetry support
8GB Packet Buffer for congestion handling

Optimized Cooling & Redundancy

Front-to-Back airflow cooling—ideal for hot-aisle containment
Includes 4x FAN-7000H-F fan modules (N+1 redundant)
Comes with 2x PWR-747AC-RED 747W AC power supplies (1+1 redundancy)

Management & Connectivity

1x RJ45 RS-232 Console
1x Gigabit Out-of-Band Management Port
2x USB ports for local access and software updates

Technical Specifications

Model: DCS-7280QRA-C36SM-F
Product Series: Arista 7280R
Ports: 36x QSFP (18x 40G QSFP+, 12x 100G QSFP100)
CPU: Quad-Core x86 Architecture
Memory: 8GB DRAM (up to 32GB), 4GB Flash, onboard SSD
Switching Capacity: 3.84 Tbps
Forwarding Rate: 1.44 Bpps
Packet Buffer: 8GB
MAC Address Table: 768,000
Latency: From 3.8µs
Fan Modules: 4x FAN-7000H-F, front-to-back airflow
Power Supplies: 2x PWR-747AC-RED (1+1 redundant, included)
Software: Arista EOS (Group 2)

Ideal Use Cases

Hyperscale cloud networking with high-performance routing
Core and spine layers in data center leaf-spine architectures
Environments needing high interface flexibility (10G–100G)
Network operators requiring deterministic low-latency switching

Features

Brand:

Arista

Conditions:

New

Warranty:

1 Year

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