Arista 7280R 7280CR2-60 vs Juniper QFX Series QFX10002-72Q
Side-by-side specifications from the vendors' own documents. The Arista 7280CR2-60 is a 2U high-density 100GbE deep-buffer spine switch and core router providing 60 ports of 100GbE QSFP28. The Juniper QFX10002-72Q is a 2U high-density deep-buffer fixed spine switch featuring 72 ports of 40GbE QSFP+ (or 24 ports of 100GbE QSFP28) powered by custom Juniper Q5 ASICs.
| Arista 7280R 7280CR2-60 | Juniper QFX Series QFX10002-72Q | |
|---|---|---|
| Brand | Arista | Juniper |
| Status | current | current |
| Released | Jun 2017 | Mar 2015 |
| Form factor | 2U fixed switch | 2U fixed switch |
| Ports | 60x 40G/100G QSFP28 ports | 72x 40GbE QSFP+ ports (configurable as 24x 100GbE QSFP28) |
| Switching capacity | 12.0 Tbps / 4.3 Bpps forwarding throughput | 5.76 Tbps / 2 Bpps forwarding throughput |
| Buffer | Up to 48GB deep packet buffer | — |
| Form factor | 2U rack mount | — |
| Power cooling | N+1 hot-swappable power supplies and fan modules | — |
| Packet buffer | — | Up to 100 ms deep packet buffering per port powered by Q5 ASICs |
| Table scale | — | Carrier-grade route tables supporting up to 2 million IPv4 routes |
| Redundancy | — | Dual hot-swappable AC or DC power supplies and field-replaceable fan trays |
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