arista 7500R3 7508R3 vs cisco Nexus 9000 Nexus 9508
Side-by-side specifications from the vendors' own documents. The Arista 7508R3 is an 8-slot modular 400GbE datacenter spine and core router delivering up to 96 Tbps of switching throughput in a 13U chassis. The Cisco Nexus 9508 is an 8-slot modular datacenter chassis switch delivering massive port density and switching capacity for enterprise cloud cores and hyperscale ACI spine fabrics.
| arista 7500R3 7508R3 | cisco Nexus 9000 Nexus 9508 | |
|---|---|---|
| Brand | arista | cisco |
| Status | current | current |
| Released | Oct 2019 | Nov 2013 |
| Form factor | modular chassis | modular chassis |
| Chassis slots | 8 | 8 |
| Line card slots | 8 payload line card slots | — |
| Chassis height | 13U rack mount | 13U rack mount |
| Switching bandwidth | Up to 96 Tbps / 28.8 Bpps forwarding capacity | — |
| Per slot capacity | Up to 12 Tbps per slot | — |
| Max ports | Up to 192x 400G or 576x 100G ports in a single chassis | — |
| Operating system | Arista EOS with CloudVision automation | — |
| Supervisor engine slots | — | 2 redundant supervisor engine slots |
| Line card payload slots | — | 8 payload line card slots |
| Fabric slots | — | Up to 6 orthogonal fabric modules |
| System throughput | — | Up to 115.2 Tbps with GX2 line cards |
| Port densities | — | Up to 512 100G ports or 128 400G ports in a single chassis |
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