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36-port 40G QSFP switch delivered excellent aggregation and backbone performance.
N9K-C9336PQ
Nexus 9336 ACI Spine switch with 36p 40G QSFP
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Name:
N9K-C9336PQ
- Description:
- Nexus 9336 ACI Spine switch with 36p 40G QSFP
- Rating:
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- Brand:
- Cisco
- GTIN:
- 719062518049
- Condition:
- Warranty:
- 3
- List Price:
$41,400.00
- Price:
$19,608.0052.6% off
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1
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N9K-C9336PQ Overview
N9K-C9336PQ is a high-performance data center switch built on a modern, modular architecture that ensures robust scalability and exceptional throughput for mission-critical applications. Designed with versatile power options including dual hot‑swappable, redundant power supplies, it offers extensive port configurations, flexible stacking capabilities, and high-density connectivity that enable seamless integration into complex network environments.
Engineered for demanding use cases, the N9K-C9336PQ delivers reliable performance for both Layer 2 and Layer 3 networking, while its fixed rack-mount form factor and comprehensive expansion options support scalable deployments across enterprise and cloud infrastructures. With a focus on optimized switching capacity and low latency, this switch is ideally suited for data centers that require maximum performance, efficient power management, and a resilient, flexible design.
N9K-C9336PQ price is $19,608.00, a 52.6% saving from the Cisco list price of $41,400.00. N9K-C9336PQ is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for N9K-C9336PQ for additional pricing. Browse the full Cisco Nexus 9000 Switches series or explore all Cisco products.
N9K-C9336PQ Specifications
- Product Type
- Switch
- Power Source
- Redundant Power Supply / AC Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- 350 W
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 48 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Fiber
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- N9K-C9336PQ
- Uplink Configuration
- 40G
- IOS
- N/A
- POE Support
- Non POE
- SFP Ports
- 24 SFP Ports
- Memory
- 4 GB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- 36 fixed Ethernet ports with optional stacking expansion
- Flash Memory
- 256 MB
- Switching Capacity
- 6400 Gbps
- Switching Capacity with Stacking
- N/A
- Product Name
- Cisco Nexus 9336PQ
- Height
- 1.75 inches
- Width
- 17 inches
- Depth
- 18 inches
- Weight
- 15 lbs
N9K-C9336PQ Use Case
Scalable Multi-Tenant Cloud Data Center Spine
In a global service-provider environment migrating hundreds of legacy racks to a unified ACI fabric, the N9K-C9336PQ-Nexus 9336 ACI Spine switch with 36p 40G QSFP delivers 1.44 Tbps of non-blocking bandwidth for over 200 leafs. This high-density spine reduces east-west latency to sub-microsecond levels, boosts VM-provisioning speed by 50%, and enforces micro-segmentation consistently, driving a 35% drop in operational costs.
High-Performance AI/ML GPU Cluster Fabric
For an enterprise data lab running GPU-accelerated AI/ML workloads, deploying the N9K-C9336PQ-Nexus 9336 ACI Spine switch with 36p 40G QSFP ensures a lossless, low-latency 40 GbE fabric connecting 64 GPU servers. This configuration delivers full-hour throughput at 1.44 Tbps, slashes inter-node latency by 60%, and accelerates model training cycles by up to 3×, enabling faster time-to-insight and higher research productivity.
Unified Enterprise Campus Core Aggregation
In a multi-building corporate campus consolidating branch offices and data closets, the N9K-C9336PQ-Nexus 9336 ACI Spine switch with 36p 40G QSFP acts as a central core switch for 40 GbE uplinks. It simplifies network operations through policy-driven automation, increases aggregate throughput by 2.5×, and reduces rack-to-rack latency by 70%, resulting in consistent application SLAs and a 40% reduction in network maintenance overhead.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 N9K-C9336PQ |  N9K-C9372TX |  N9K-C9316D-GX |  N9K-C9332PQ |  N9K-C93180YC-EX | |
|---|---|---|---|---|---|
| Depth | 18 inches | 18 inches | 18 inches | 20.0 inches | 17.1 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/25/40/100 GbE |
| Flash Memory | 256 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | 1.75 inches | 1.75 inches | 1.73 inches |
| IOS | N/A | IP Services | IP Services | N/A | NX-OS |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/25/40/100 GbE |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | N9K-C9336PQ | N9K-C9372TX | N9K-C9316D-GX | N9K-C9332PQ | N9K-C93180YC-EX |
| Media Type Supported | Fiber | Twisted Pair | Fiber | Fiber | Fiber / Combo |
| Memory | 4 GB | 4 GB | 512 MB | 4 GB | 4 GB |
| Number of Downlink Ports | 48 Ports | 48 Ports | 16 Ports | 32 Ports | 6 Ports |
| Number of Ethernet Ports | 24–48 Ports | Over 48 Ports | 12–24 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | Non POE | Non POE | Non POE | Non POE | Non POE |
| Port/Expansion Slot Details | 36 fixed Ethernet ports with optional stacking expansion | N/A | 16 x 40G fixed data ports; supports 4 x 40G uplink modules | Fixed configuration with 32 QSFP+ ports and 4 SFP ports | 48 x 25GbE fixed ports, 6 x 40/100GbE uplinks |
| Power Consumption | 350 W | N/A | 480 W | 350 W | 550 W |
| Power Source | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply | Redundant Power Supply | Redundant Power Supply / AC Power Supply |
| Product Name | Cisco Nexus 9336PQ | Cisco Nexus 9372TX Switch | Cisco Nexus 9316D-GX Switch | Cisco Nexus 9332PQ Switch | Cisco Nexus 93180YC-EX Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | Yes | Yes | Yes | Yes |
| SFP Ports | 24 SFP Ports | 4 SFP Ports | 24 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 6400 Gbps | 1440 Gbps | 1280 Gbps | 3600 Gbps | 6400 Gbps |
| Switching Capacity with Stacking | N/A | N/A | N/A | N/A | N/A |
| Uplink Configuration | 40G | 40G | 40G | 40G | 40G/100G |
| Weight | 15 lbs | N/A | 25 lbs | 18 lbs | 28.7 lbs |
| Width | 17 inches | 17.5 inches | 19 inches | 17.5 inches | 17.5 inches |
Reviews & Ratings
F
Finley Rhodes
4
Cisco 9300 series hardware provided reliable and predictable operation.
G
Gideon Barrett
5
Professional-grade switch for high-speed ACI spine deployment.
H
Harvey Wells
4
Easy configuration and stable performance under heavy traffic.
I
Isaac Burke
5
Handles enterprise workloads efficiently with minimal latency.
Questions & Answers
What is the Cisco Nexus 9336 ACI Spine switch (N9K-C9336PQ)?
The Cisco Nexus 9336 ACI Spine switch (N9K-C9336PQ) is a high-performance, fixed-configuration spine switch featuring 36 QSFP+ 40 Gbps ports, designed for Cisco Application Centric Infrastructure (ACI) deployments.
How many ports and what data rate does the Nexus 9336 support?
The Nexus 9336 provides 36 QSFP+ ports, each supporting 40 Gbps native speed for a total switching capacity of 2.88 Tbps.
Is the Nexus 9336 compatible with Cisco ACI fabric?
Yes. The N9K-C9336PQ is natively integrated into Cisco ACI fabric as a spine node, offering policy-driven automation, telemetry, and centralized management.
What is the total switching capacity and forwarding rate?
The Nexus 9336 delivers 2.88 Tbps of switching capacity and up to 2.16 Bpps (billion packets per second) of forwarding performance.
Which QSFP modules are supported on the N9K-C9336PQ?
The switch supports Cisco QSFP-40G modules, including SR, LR, and BiDi variants, as well as breakout cables for 4×10 Gbps connections per port.
What power and cooling specifications does the Nexus 9336 require?
The N9K-C9336PQ requires dual-feed 220–240 VAC power inputs, consumes up to 800 W, and uses front-to-back airflow for optimal data center cooling.
How does the Nexus 9336 support network virtualization?
It supports VXLAN routing, NVGRE, and Cisco ACI Multi-Pod/Multi-Site, enabling scalable multi-tenant overlay networks and automated policy enforcement.
What high availability features are included?
It offers in-service software upgrades (ISSU), redundant supervisors, integrated bidirectional forwarding detection (BFD), and nonstop forwarding (NSF).
Which management interfaces are available on the Nexus 9336?
Management options include a dedicated 10/100/1000 Mbps RJ-45 port, an out-of-band Ethernet management port, USB for configuration, and Cisco NX-OS CLI/REST API.
What is the typical latency of the N9K-C9336PQ?
The Nexus 9336 delivers line-rate latency as low as 800 ns, ensuring minimal delay for high-performance workloads.
What are the primary use cases for this spine switch?
Ideal for large-scale data centers, cloud service providers, and enterprise ACI fabrics requiring high throughput, low latency, and centralized policy control.
What security features does the Nexus 9336 offer?
It includes Cisco TrustSec, MACsec encryption, control-plane policing, ACLs, port-security, and secure boot to protect data and infrastructure.
What warranty and support options are available?
Cisco offers a limited lifetime hardware warranty, SMARTnet service for 24×7 access to TAC, software updates, and advanced hardware replacement.
How do I upgrade the firmware on the Nexus 9336?
Use Cisco NX-OS software management commands or Cisco DCNM for automated firmware upgrades with in-service software upgrade (ISSU) support.
What environmental specifications apply to this switch?
Operating range: 0 °C to 40 °C, non-operating: –25 °C to 70 °C, relative humidity: 5% to 85% non-condensing, altitude: up to 5,000 m.
What software licenses are required for full ACI functionality?
You need Cisco ACI Essentials or Advantage licenses on APIC controllers to enable policy automation, telemetry, and advanced networking features.