Arista 1G/10G Datasheet

Arista 1G/10G Switches Data Sheet

The Arista 1G/10G switch portfolio delivers wire-speed Layer 2 and Layer 3 performance for data center leaf/spine architectures, enterprise edge, and high-density rack connectivity. Powered by Arista Extensible Operating System (EOS), these switches offer low-latency forwarding, high availability, dynamic packet buffering, and network automation capabilities.

Product Series Summary

Arista 7050SX / 7050TX Series: High-density 1/10GbE leaf switches featuring SFP+ or RJ45 (10GBASE-T) interfaces with 40GbE QSFP+ uplinks.
Arista 7020R Series: Deep-buffer 1G/10G switches optimized for edge routing, IP storage, and high-loss environments.
Arista 7010X / 7050X3 Series: Compact, power-efficient platforms supporting multi-speed transitions (1G/10G/25G).

Key Features & Capabilities

Operating System: Modular Arista EOS with self-healing stateful fault repair and live patching.
High Availability: 1+1 redundant, hot-swappable AC/DC power supplies and N+1 redundant fans.
Airflow Options: Front-to-rear or rear-to-front cooling options.
Automation & Telemetry: Support for Zero Touch Provisioning (ZTP), LANZ microburst detection, sFlow, VM Tracer, and CloudVision.
Layer 2 / Layer 3 Support: Active/Active Multi-Chassis Link Aggregation (MLAG), up to 128-way ECMP routing, VXLAN bridging/routing, and wire-speed L2/L3 forwarding.

Technical Specifications

Switching Throughput: Up to 1.04 Tbps (7020R) to 2.56 Tbps (7050TX / 7050QX)
Forwarding Rate: Up to 1.44 Billion Packets Per Second (Bpps)
Latency: Ultra-low cut-through latency from 550 ns to 3 µs
Packet Buffer: Dynamic Buffer Allocation (DBA) up to 16 MB / Deep Buffering up to 3 GB (7020R)
Control Plane CPU: Multi-Core x86 Processor
System Memory: 4 GB to 16 GB DRAM, 4 GB Flash, optional SSD storage

Form Factor & Common Port Configurations

1RU / 2RU Chassis
SFP+ Options: 24, 32, or 48 ports of 1G/10GbE SFP+ with 40G/100G uplinks
RJ45 Options: 32, 48, or 96 ports of 100M/1G/10GBASE-T with 40G QSFP+ uplinks
Power Draw: Industry-leading efficiency (typically under 2W–5W per port depending on media type)

Ordering Part Numbers

7050SX Series (SFP+ Interfaces)

DCS-7050SX-64: 48x 10GbE SFP+ & 4x 40GbE QSFP+ ports (1RU)
DCS-7050SX-72: 48x 10GbE SFP+ & 6x 40GbE QSFP+ ports (1RU)
DCS-7050SX-72Q: 48x 10GbE SFP+ & 6x 40GbE QSFP+ ports, enhanced buffers (1RU)
DCS-7050SX-96: 64x 10GbE SFP+ & 8x 40GbE QSFP+ ports (1RU)
DCS-7050SX2-72Q: 48x 10GbE SFP+ & 6x 40GbE QSFP+ ports, 16MB buffer (1RU)

7050TX Series (10GBASE-T RJ45 Interfaces)

DCS-7050TX-48: 32x 10GBASE-T RJ45 & 4x 40GbE QSFP+ ports (1RU)
DCS-7050TX-64: 48x 10GBASE-T RJ45 & 4x 40GbE QSFP+ ports (1RU)
DCS-7050TX-72: 48x 10GBASE-T RJ45 & 6x 40GbE QSFP+ ports (1RU)
DCS-7050TX-72Q: 48x 10GBASE-T RJ45 & 6x 40GbE QSFP+ ports, enhanced buffers (1RU)
DCS-7050TX-96: 48x 10GBASE-T RJ45 & 12x 40GbE QSFP+ ports (2RU)

7020R & 7010X Series (1G / Deep Buffer / Multi-Speed)

DCS-7010T-48: 48x 10/100/1000BASE-T RJ45 & 4x 1/10GbE SFP+ ports (1RU)
DCS-7010TX-48: 48x 10/100/1000BASE-T RJ45 & 4x 1/10/25GbE SFP28 ports (1RU)
DCS-7020SR-24C2: 24x 1G/10GbE SFP+ & 2x 100GbE QSFP28 ports, Deep Buffer (1RU)