Arista 7500R 7508R vs Cisco Nexus 9508
Side-by-side specifications from the vendors' own documents. The Arista 7508R is an 8-slot modular datacenter chassis switch combining deep packet buffering, high-density 100GbE switching, and carrier routing scale. 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 7500R 7508R | Cisco Nexus 9508 | |
|---|---|---|
| Brand | Arista | Cisco |
| Status | end-of-sale | current |
| Released | Mar 2016 | 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 capacity | Up to 38.4 Tbps / 14.4 Bpps forwarding capacity | — |
| Packet buffer | Up to 768GB deep packet buffer pool | — |
| Port scale | Up to 288 line-rate 100GbE ports in a single chassis | — |
| 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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