PACKETPERF

Primary Device

Juniper Networks QFX5230-64CD
Juniper Networks QFX5230-64CD
★ 3.2 Value Score

Technical Specifications

  • Switching Capacity: 25.6 Tbps unidirectional (51.2 Tbps bidirectional)
  • Forwarding Rate: 10.53 Bpps
  • Ports (breakdown): 64 x 400GbE QSFP56-DD (channelizable to 128 x 200GbE, 256 x 100GbE, or lower speeds); 2 x SFP+; 1 x RJ-45 console; 1 x RJ-45 management; 1 x USB Type A; 10 MHz and PPS timing ports
  • PoE Budget: N/A (no PoE support)
  • Layer: L2/L3
  • Stacking support: Not listed in Juniper specifications; Virtual Chassis support not confirmed
  • Packet Buffer: 112 MB
  • Jumbo Frame: 9,216 bytes
  • Form Factor: Fixed 2U chassis, 17.4 x 3.43 x 25.6 in
  • Power Supplies: 2 x hot-swappable 1+1 redundant (3000W AC or 2400W DC variants)
  • Power Draw: Average approx. 487-498 W; maximum approx. 1,396-1,446 W
  • Cooling: 4 hot-swappable fan modules; back-to-front (AFI) or front-to-back (AFO) airflow
  • Operating Temperature: 0 to 40 C
  • Weight: 55 lb (24.94 kg) fully loaded
  • Operating System: Junos OS Evolved

Curation Review

  • ✔ Pros: Dense 64 x 400GbE QSFP56-DD in a 2U fixed chassis; Up to 25.6 Tbps unidirectional switching capacity and 10.53 Bpps forwarding for spine and super-spine roles; Port channelization allows 100G/200G breakout from 400G ports; 112 MB packet buffer and 9,216-byte jumbo frame support; Layer 2 and Layer 3 switching with EVPN-VXLAN fabric support on Junos OS Evolved; Redundant 1+1 hot-swappable power supplies and fan modules; AC and DC power and airflow variants for flexible data center deployment
  • ✘ Cons: No PoE support, so it is unsuitable for access-layer powered devices; Virtual Chassis or stacking support is not confirmed in Juniper's specifications; Premium price of roughly $55,000 to $63,000 per unit based on the reseller listings found; Average power draw near 500 W and maximum near 1.4 kW require substantial power and cooling planning; Only 2 SFP+ ports limit legacy 1G/10G connectivity; AFO variants are rated for altitudes up to 6,000 ft and use different airflow than AFI variants, which complicates procurement; Price range is based on only two US reseller listings and may not reflect Juniper list pricing
  • Est. Price: $54,635 - $63,300

Compare Against

Cisco Cisco Catalyst 9200L
Cisco Cisco Catalyst 9200L
★ 4.3 Value Score

Technical Specifications

  • Switching Capacity: 56 Gbps (24P-4G) to 128 Gbps (24-port 4x10G) and 104 Gbps (48P-4G) to 176 Gbps (48P-4X); varies by SKU and source
  • Forwarding Rate: 83.33 Mpps (24P-4G) to 190.4 Mpps (24P-4X); 154.76 Mpps (48P-4G) to 261.9 Mpps (48P-4X); varies by SKU and source
  • Ports (breakdown): 24 or 48 x 10/100/1000 downlink ports (PoE+ on P models, non-PoE on T models; some 48-port PXG variants add mGig ports) plus 4 fixed uplinks: 4 x 1G SFP (-4G) or 4 x 10G SFP+ (-4X)
  • PoE Budget: 24P models: about 370 W default, up to about 740 W with redundant PSU; 48P models: about 740 W default, up to about 1440 W with two PSUs (sources conflict, e.g. 600 W and 1 kW PSU options quoted)
  • Layer: L2/L3: Network Essentials provides L2 switching with basic L3 features; Network Advantage adds full dynamic L3 routing
  • Stacking support: Yes, StackWise-80 with 80 Gbps stacking bandwidth, up to 8 switches (requires stacking module/kit)

Curation Review

  • ✔ Pros: Cisco StackWise-80 stacking of up to 8 units with 80 Gbps stacking bandwidth; 4x10G SFP+ uplink option for higher-bandwidth aggregation; Full PoE+ (802.3at) on P models with budgets up to roughly 1440 W with redundant power; Two licensing tiers (Network Essentials and Network Advantage) let buyers pay only for needed L3 features; Lower price point than Catalyst 9300 for standard campus access deployments
  • ✘ Cons: Uplinks are fixed with no modular expansion slots, which limits future upgrade paths; Full dynamic L3 routing requires the more expensive Network Advantage license; Stacking needs a separate stacking module and is capped at 8 units; Switching capacity and PoE budgets differ widely between SKUs, making spec comparison and sizing confusing; Lower forwarding performance and feature depth than Catalyst 9300 for aggregation or core roles
  • Est. Price: $1,783 - $4,604

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