cisco Nexus 3000 Nexus 3172PQ vs juniper QFX Series QFX5100-24Q
Side-by-side specifications from the vendors' own documents. The Cisco Nexus 3172PQ is an enterprise 1U top-of-rack switch delivering 48 fixed ports of 1G/10G SFP+ and 6 ports of 40G QSFP+. The Juniper QFX5100-24Q is a 1U 40GbE datacenter spine and high-density aggregation switch providing 24 fixed 40GbE QSFP+ ports and two expansion module bays supporting up to 32 total 40GbE ports.
| cisco Nexus 3000 Nexus 3172PQ | juniper QFX Series QFX5100-24Q | |
|---|---|---|
| Brand | cisco | juniper |
| Status | end-of-sale | end-of-sale |
| Released | Oct 2013 | Oct 2013 |
| Form factor | 1U fixed switch | 1U fixed switch |
| Ports | 48x 1G/10GbE SFP+ and 6x 40GbE QSFP+ ports | 24x fixed 40GbE QSFP+ ports with two optional 4x 40GbE expansion modules (up to 32x 40GbE) |
| Switching capacity | 1.44 Tbps non-blocking bandwidth | 2.56 Tbps / 1.44 Bpps forwarding capacity |
| Forwarding performance | Up to 1.1 Bpps | — |
| Vxlan support | Hardware-accelerated VXLAN bridging and routing | — |
| Cooling airflow | Front-to-back (port-side exhaust) or back-to-front (port-side intake) | — |
| Latency | — | Sub-microsecond cut-through latency |
| Breakout density | — | Up to 96 or 104 10GbE ports via breakout cables |
| Power supplies | — | Dual hot-swappable redundant AC or DC power modules |
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