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16-port 400G switch delivered high-speed connectivity for data-intensive environments.
N9K-C9316D-GX
NEXUS 9300 SERIES 16P 400G
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Name:
N9K-C9316D-GX
- Description:
- NEXUS 9300 SERIES 16P 400G
- Rating:
Added to cart 28 times recently
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In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 889728167031
- Condition:
- Warranty:
- 3
- List Price:
$50,003.00
- Price:
$21,106.0057.8% off
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1
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N9K-C9316D-GX Overview
N9K-C9316D-GX is a high-performance data center switch designed with a scalable architecture that supports both Layer 2 and Layer 3 networking. It features a robust redundant power supply system, a multitude of high-speed ports, and innovative stacking capabilities to ensure seamless network expansion and reliable performance in demanding environments.
The design of the N9K-C9316D-GX emphasizes high throughput and low latency, making it ideal for spine-and-leaf deployments and mission-critical applications. With a fixed configuration of 16 x 40G data ports supported by 4 x 40G uplink modules and a compact 1 RU rack-mount form factor, it meets the rigorous needs of modern data centers while offering versatile power options and advanced switching capacity for highly scalable network infrastructures.
N9K-C9316D-GX price is $21,106.00, a 57.8% saving from the Cisco list price of $50,003.00. N9K-C9316D-GX is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for N9K-C9316D-GX for additional pricing. Browse the full Cisco Nexus 9000 Switches series or explore all Cisco products.
N9K-C9316D-GX Specifications
- Product Type
- Switch
- Power Source
- Redundant Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- 480 W
- Number of Ethernet Ports
- 12–24 Ports
- Number of Downlink Ports
- 16 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Fiber
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- N9K-C9316D-GX
- Uplink Configuration
- 40G
- IOS
- IP Services
- POE Support
- Non POE
- SFP Ports
- 24 SFP Ports
- Memory
- 512 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- 16 x 40G fixed data ports; supports 4 x 40G uplink modules
- Flash Memory
- 256 MB
- Switching Capacity
- 1280 Gbps
- Switching Capacity with Stacking
- N/A
- Product Name
- Cisco Nexus 9316D-GX Switch
- Height
- 1.75 inches
- Width
- 19 inches
- Depth
- 18 inches
- Weight
- 25 lbs
N9K-C9316D-GX Use Case
Hyperscale Cloud Data Center Spine Fabric with N9K-C9316D-GX
In a hyperscale public cloud environment, operators deploy the N9K-C9316D-GX Nexus 9300 Series 16-port 400G switch as the spine layer in a leaf-spine topology to handle massive east-west traffic. The 400GbE bandwidth and sub-600ns latency ensure deterministic performance for live VM migration, container orchestration and multi-tenant network isolation. Benefit: linear scale-out capacity, simplified operations via Cisco NX-OS automation, and seamless expansion to support virtualized workloads at cloud scale.
AI/ML GPU Cluster Interconnect with N9K-C9316D-GX Nexus 9300 Series
In an enterprise AI/ML training data center, data scientists interconnect GPU server pods using the N9K-C9316D-GX Nexus 9300 Series switch to guarantee 400GbE performance for large parameter exchanges and distributed training. Low-jitter fabric and precision timing optimize tensor synchronization across hundreds of GPUs. Benefit: up to 40% faster model convergence, simplified multi-rack orchestration with Cisco Intersight automation, and measurable TCO reduction for deep learning workloads.
Ultra-Low-Latency Financial Trading Network with N9K-C9316D-GX Nexus 9300 Series
In a high-frequency trading (HFT) firm’s network core, the N9K-C9316D-GX Nexus 9300 Series switch delivers 400GbE capacity and deterministic sub-600ns latency to interconnect trading engines, market data gateways and risk engines. Precision time protocol (PTP) support ensures nanosecond-level synchronization for order matching and market arbitrage. Benefit: improved trade execution speed, reduced slippage, and competitive edge through predictable low-latency performance under peak market loads.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 N9K-C9316D-GX |  N9K-C9272Q |  N9K-C9336PQ |  N9K-C9236C |  N9K-C93600CD-GX | |
|---|---|---|---|---|---|
| Depth | 18 inches | N/A | 18 inches | 18 inches | 28 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 256 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Chassis | Rack-mount | Chassis | Chassis |
| Height | 1.75 inches | 1.73 inches | 1.75 inches | 1.75 inches | 3.5 inches |
| IOS | IP Services | N/A | N/A | N/A | IP Services |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| 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-C9316D-GX | N9K-C9272Q | N9K-C9336PQ | N9K-C9236C | N9K-C93600CD-GX |
| Media Type Supported | Fiber | Fiber | Fiber | Combo | Fiber |
| Memory | 512 MB | 4 GB | 4 GB | 4 GB | 4 GB |
| Number of Downlink Ports | 16 Ports | 48 Ports | 48 Ports | 48 Ports | 48 Ports |
| Number of Ethernet Ports | 12–24 Ports | Over 48 Ports | 24–48 Ports | 24–48 Ports | Over 48 Ports |
| POE Support | Non POE | Non POE | Non POE | Non POE | Non POE |
| Port/Expansion Slot Details | 16 x 40G fixed data ports; supports 4 x 40G uplink modules | N/A | 36 fixed Ethernet ports with optional stacking expansion | N/A | Modular chassis with expansion slots |
| Power Consumption | 480 W | N/A | 350 W | N/A | N/A |
| Power Source | Redundant Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply |
| Product Name | Cisco Nexus 9316D-GX Switch | Cisco Nexus 9K Series N9K-C9272Q Switch | Cisco Nexus 9336PQ | Cisco Nexus 9236C Switch | Cisco Nexus 93600CD-GX Data Center Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 2 RU |
| Redundant Power Supply Supported | Yes | Yes | Yes | Yes | Yes |
| SFP Ports | 24 SFP Ports | 24 SFP Ports | 24 SFP Ports | 24 SFP Ports | 24 SFP Ports |
| Switching Capacity | 1280 Gbps | N/A | 6400 Gbps | 3200 Gbps | 6400 Gbps |
| Switching Capacity with Stacking | N/A | N/A | N/A | N/A | 6400 Gbps |
| Uplink Configuration | 40G | 40G | 40G | 40G | 40G |
| Weight | 25 lbs | N/A | 15 lbs | 25 lbs | N/A |
| Width | 19 inches | 17.5 inches | 17 inches | 19 inches | 17.5 inches |
Reviews & Ratings
J
Julian Hayes
4
Handles large-scale traffic efficiently and reliably.
K
Kendrick Pierce
5
Professional-grade Cisco 9K switch with predictable performance.
L
Lachlan Ford
5
Easy deployment and low-latency operation.
M
Malcolm Grant
5
Stable and scalable for enterprise spine deployments.
Questions & Answers
What is the Cisco Nexus 9300 Series N9K-C9316D-GX 16P 400G switch?
The N9K-C9316D-GX is a fixed-configuration data center leaf switch offering 16 QSFP-DD ports at line-rate 400G, designed for ultra-high-density, low-latency environments.
How many ports and speeds does the N9K-C9316D-GX support?
It provides 16 QSFP-DD ports, each supporting 400G natively or break-out to 2×200G, 4×100G or 8×50G for flexible deployment.
What is the total switching capacity of the Nexus 9300 16P 400G?
The switch delivers 6.4 Tbps of bidirectional bandwidth and up to 4.0 Bpps of forwarding capacity for demanding east-west traffic.
Which data center use cases suit the N9K-C9316D-GX?
It’s ideal for hyperscale cloud fabrics, AI/ML clusters and virtualized networks requiring ultra-high bandwidth, low latency and deterministic performance.
What software features does the N9K-C9316D-GX include?
Running Cisco NX-OS, it supports EVPN-VXLAN, MPLS, Segment Routing, Smart Buffer, advanced telemetry and full programmability via REST and NETCONF.
How does the Nexus 9300 16P 400G enable data center scalability?
With support for Leaf-Spine architectures, automated provisioning through Cisco ACI or DCNM, and open APIs, it scales seamlessly without performance loss.
What redundancy and high-availability features are built in?
The switch includes dual hot-swappable power supplies, redundant fan trays and non-stop forwarding with Stateful Switchover to minimize downtime.
What are the power and cooling requirements?
It uses dual hot-swappable AC (or optional DC) power supplies, typical power draw of 650 W at full load, and front-to-back airflow rated for 0–40 °C.
Which virtualization platforms are compatible?
It integrates seamlessly with VMware NSX, Microsoft Azure Stack, Red Hat OpenShift and other major hypervisor and container environments.
Does the N9K-C9316D-GX support Cisco ACI?
Yes, it is fully ACI-capable, enabling policy-driven automation, micro-segmentation and end-to-end application visibility in fabric mode.
How is network management and telemetry handled?
Manage it via Cisco DCNM, CLI, SNMP, RESTCONF and streaming telemetry for real-time analytics and rapid troubleshooting.
What are the physical dimensions and weight?
The switch is 1 RU high, 44.45 cm deep, 19 in wide and weighs approximately 6.8 kg (14.9 lb), fitting standard data center racks.
Can the N9K-C9316D-GX interoperate with multi-vendor fabrics?
Yes, it supports industry standards such as EVPN, VXLAN, MPLS and BGP, enabling smooth integration into heterogeneous environments.
What security features are available?
It offers MACsec encryption, control-plane policing, role-based access control and Cisco TrustSec for robust data center security.
What warranty and support options exist?
Cisco provides a limited lifetime hardware warranty plus optional Smart Net Total Care offering 24×7 support, software updates and advance replacement.
How do I order the N9K-C9316D-GX 16P 400G switch?
Contact a certified Cisco partner or reseller and reference SKU N9K-C9316D-GX, or order directly through Cisco Commerce Workspace.