Arista 7050X 7050SX3-48YC8 vs Dell PowerSwitch S4148FE-ON
Side-by-side specifications from the vendors' own documents. The Arista 7050SX3-48YC8 is a modern 1U top-of-rack datacenter switch built on the Broadcom Trident 3 switching engine. The Dell PowerSwitch S4148FE-ON is an enhanced-table 1U top-of-rack open networking switch equipped with 48 10GbE SFP+ optical ports, four 100GbE QSFP28 uplinks, and two 40GbE ports.
| Arista 7050X 7050SX3-48YC8 | Dell PowerSwitch S4148FE-ON | |
|---|---|---|
| Brand | Arista | Dell |
| Status | current | current |
| Released | Aug 2018 | Jun 2017 |
| Form factor | 1U fixed switch | 1U switch |
| Downlink ports | 48x 10G/25G SFP28 optical/copper ports | — |
| Uplink ports | 8x 40G/100G QSFP28 ports | — |
| Switching throughput | 4.0 Tbps / 2.0 Bpps forwarding capacity | — |
| Latency | Cut-through switching from 800 nanoseconds | — |
| Packet buffer | 32MB fully shared packet buffer architecture | — |
| Datacenter features | EVPN-VXLAN, RoCEv2, PFC, ECN, and sFlow | — |
| Port configuration | — | 48x 10GbE SFP+ ports + 4x 100GbE QSFP28 + 2x 40GbE QSFP+ uplink ports |
| Switching capacity | — | 1.76 Tbps aggregate throughput (1309 Mpps forwarding rate) |
| Enhanced tables | — | Expanded routing and MAC table capacity with L2/L3 host scaling |
| Operating system | — | ONIE; supports Dell SmartFabric OS10, Enterprise SONiC, and 3rd-party NOS |
| Power supply | — | Dual redundant hot-plug power supplies with hot-swappable fan trays |
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