Arista 7504E / 7508E
The Arista 7504E and 7508E are chassis switches using Virtual Output Queuing (VoQ).
| Field | Value |
|---|---|
| Line Card | 48-port SFP+ |
| RX Queues | 8Q |
| Total Buffer | 3 GB per packet processor |
| RX Buffer | 50 MB/port-queue |
| Architecture | VoQ |
VoQ eliminates head-of-line blocking by maintaining per-egress-port queues at ingress. The 3 GB per packet processor is very large.