arista 7500R 7508R vs HPE Aruba CX Aruba CX 8400
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 Aruba CX 8400 is an enterprise modular chassis core and aggregation switch designed for massive campus and datacenter backbones.
| arista 7500R 7508R | HPE Aruba CX Aruba CX 8400 | |
|---|---|---|
| Brand | arista | HPE |
| Status | end-of-sale | current |
| Released | Mar 2016 | Jun 2017 |
| Form factor | modular chassis | 8-slot modular chassis |
| Chassis slots | 8 | — |
| Line card slots | 8 payload line card slots | — |
| Chassis height | 13U rack mount | — |
| Switching capacity | Up to 38.4 Tbps / 14.4 Bpps forwarding capacity | Up to 19.2 Tbps system bandwidth |
| Packet buffer | Up to 768GB deep packet buffer pool | — |
| Port scale | Up to 288 line-rate 100GbE ports in a single chassis | — |
| Form factor | — | 8U 8-slot modular enterprise chassis |
| Forwarding capacity | — | Up to 7.14 Bpps throughput |
| Management modules | — | Dual hot-swappable Management Modules (active/standby) |
| Fabric modules | — | Up to 3 active fabric modules with N+1 redundancy |
| Line cards | — | 8 payload line card slots (supporting up to 256 10G or 64 100G ports) |
| High availability | — | Hitless stateful failover, VSX multi-chassis bonding, and non-stop routing |
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