arista 7060X 7060DX4-32 vs NVIDIA Spectrum-3 SN4700
Side-by-side specifications from the vendors' own documents. The Arista 7060DX4-32 is a 1U 400GbE datacenter spine and leaf switch powered by the Broadcom Tomahawk 3 engine. The NVIDIA Spectrum-3 SN4700 is a 1U hyperscale spine and leaf switch delivering 32 ports of 400GbE QSFP-DD.
| arista 7060X 7060DX4-32 | NVIDIA Spectrum-3 SN4700 | |
|---|---|---|
| Brand | arista | NVIDIA |
| Status | current | current |
| Released | Oct 2019 | Apr 2020 |
| Form factor | 1U fixed switch | 1U fixed switch |
| Ports | 32x 400G QSFP-DD ports (backward compatible with 100G/200G) | 32x 400GbE QSFP-DD ports (backward compatible with 100GbE QSFP28) |
| Switching capacity | 25.6 Tbps / 10.6 Bpps forwarding rate | 12.8 Tbps / 8.4 Bpps wire-speed forwarding performance |
| Form factor | 1U rack mount | — |
| Latency | Cut-through switching under 800 nanoseconds | Under 400 nanoseconds low cut-through latency |
| Power supplies | Dual hot-swappable titanium-rated power supplies | — |
| Silicon | — | NVIDIA Spectrum-3 ASIC with RoCE v2 congestion management |
| Cooling | — | High-efficiency redundant hot-swappable fans and power modules |
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