arista 7500R 7512R vs HPE Aruba CX Aruba CX 8400
Side-by-side specifications from the vendors' own documents. The Arista 7512R is a 12-slot high-density modular datacenter chassis switch delivering massive deep-buffer switching capacity for global cloud providers. The Aruba CX 8400 is an enterprise modular chassis core and aggregation switch designed for massive campus and datacenter backbones.
| arista 7500R 7512R | HPE Aruba CX Aruba CX 8400 | |
|---|---|---|
| Brand | arista | HPE |
| Status | end-of-sale | current |
| Released | Jun 2016 | Jun 2017 |
| Form factor | modular chassis | 8-slot modular chassis |
| Chassis slots | 12 | — |
| Line card slots | 12 payload line card slots | — |
| Chassis height | 18U rack mount | — |
| System capacity | Up to 57.6 Tbps / 21.6 Bpps forwarding rate | — |
| Packet buffer | Over 1.1 Terabytes of deep packet buffering across 12 line cards | — |
| Max 100g ports | Up to 432 ports of 100GbE QSFP28 | — |
| Form factor | — | 8U 8-slot modular enterprise chassis |
| Switching capacity | — | Up to 19.2 Tbps system bandwidth |
| 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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