Arista 7800R3 7816R3 vs Juniper QFX Series QFX10016
Side-by-side specifications from the vendors' own documents. The Arista 7816R3 is a 16-slot high-capacity modular datacenter core chassis switch delivering up to 460 Tbps of switching throughput in a 32U frame. The Juniper QFX10016 is a 16-slot 21U modular core and spine chassis switch delivering up to 96 Tbps of switching throughput.
| Arista 7800R3 7816R3 | Juniper QFX Series QFX10016 | |
|---|---|---|
| Brand | Arista | Juniper |
| Status | current | current |
| Released | Oct 2019 | Jun 2015 |
| Form factor | modular chassis | modular chassis |
| Chassis slots | 16 | — |
| Line card slots | 16 payload line card slots | — |
| Chassis height | 32U rack mount | — |
| Switching capacity | Up to 460 Tbps system bandwidth | — |
| Forwarding rate | Up to 138 Bpps | — |
| Port scale | Up to 576x 400GbE QSFP-DD or 2,304x 100GbE ports | — |
| Power supplies | Up to 16 hot-swappable 3000W power supplies | — |
| Slots | — | 16 payload line card slots, 6 switch fabric modules, 2 redundant routing engines |
| Height | — | 21U modular rack chassis with high-volume cooling fans |
| System capacity | — | Up to 96 Tbps switching throughput / 32 Bpps forwarding rate |
| Buffering | — | Custom deep packet buffer architecture preventing burst packet loss |
| Redundancy | — | Fully redundant power feeds, cooling trays, fabric modules, and control planes |
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