cisco Nexus 9000 Nexus 9332D-GX2B vs NVIDIA Spectrum-3 SN4700
Side-by-side specifications from the vendors' own documents. The Cisco Nexus 9332D-GX2B is a compact 1U 400GbE datacenter spine and leaf switch powered by Cisco Cloud Scale GX2 silicon. The NVIDIA Spectrum-3 SN4700 is a 1U hyperscale spine and leaf switch delivering 32 ports of 400GbE QSFP-DD.
| cisco Nexus 9000 Nexus 9332D-GX2B | NVIDIA Spectrum-3 SN4700 | |
|---|---|---|
| Brand | cisco | NVIDIA |
| Status | current | current |
| Released | Jun 2022 | 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 bidirectional bandwidth | 12.8 Tbps / 8.4 Bpps wire-speed forwarding performance |
| Forwarding throughput | Up to 5.7 Bpps | — |
| Form factor | 1U rack mount | — |
| Security | Line-rate MACsec-256 encryption standard across all ports | — |
| Workloads | Artificial intelligence clusters, cloud spine layers, and 400G datacenter fabrics | — |
| Latency | — | Under 400 nanoseconds low cut-through latency |
| Silicon | — | NVIDIA Spectrum-3 ASIC with RoCE v2 congestion management |
| Cooling | — | High-efficiency redundant hot-swappable fans and power modules |
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