Arista 7260X 7260CX3-64 vs Juniper QFX Series QFX5200-64Q
Side-by-side specifications from the vendors' own documents. The Arista 7260CX3-64 is a high-density 2U fixed datacenter spine switch offering 64 ports of wire-speed 40G/100G QSFP28. The Juniper QFX5200-64Q is a 2U high-density datacenter spine and aggregation switch providing 64 ports of 40GbE QSFP+ with up to 16 ports capable of 100GbE QSFP28 operation.
| Arista 7260X 7260CX3-64 | Juniper QFX Series QFX5200-64Q | |
|---|---|---|
| Brand | Arista | Juniper |
| Status | current | current |
| Released | May 2018 | Apr 2016 |
| Form factor | 2U fixed switch | 2U fixed switch |
| Ports | 64x 40G/100G QSFP28 ports | 64x 40GbE QSFP+ ports (with up to 16 ports supporting 100GbE QSFP28) |
| Switching capacity | 12.8 Tbps / 4.3 Bpps forwarding rate | 5.12 Tbps / 2.56 Bpps forwarding capacity |
| Form factor | 2U rack mount | 2U rack enclosure with redundant fans and power modules |
| Latency | Cut-through latency under 900 nanoseconds | — |
| Power supplies | Up to four hot-swappable 1+1 redundant power supplies | — |
| Breakout density | — | Supports up to 256x 10GbE connections using 4x 10G breakout cables |
| Management | — | Junos OS with Junos Web, telemetry streaming, and automated Zero-Touch Provisioning (ZTP) |
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