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Product Details
Nvidia Spectrum SN4000 Open Ethernet Switches
Cloud, storage, And AI interconnects With visibility at scale.
Optimize Utilization And Efficiency With Cost-Effective Open Ethernet
Nvidia ® Spectrum®-3 based SN4000 Is an Open ethernet switch that combines industry-leading Cloud features With groundbreaking performance To Support modern scale-out distributed data center applications. With Support For all speeds 1GbE through 400GbE, SN4000 Is ideal For building large layer-2, layer-3, And virtualized network fabrics For both green field And brown field environments.
Highlights
Max Port Speed
400Gb/s Max Flow Counters | 512K entries |Max Access-Control Lists (ACLs) |512K entries
Network Address Translation (NAT) 100K+ entries Max IPV4 Routes 512K entries Spectrum Networking Advantages

Visibility
Nvidia Spectrum SN4000 switches Support detailed And contextual telemetry With Nvidia What Just Happened® (WJH). WJH dramatically reduces mean time To issue resolution by providing instant answers To when, what, who, where And why questions as soon as an issue occurs. Spectrum switches implement hardware- accelerated histograms track And summarize queue depths at a sub-microsecond granularity. Hardware-accelerated histograms avoid false-alerts common To simple watermarks And threshold based methods.
Performance
Nvidia Spectrum SN4000 switches feature a fully shared packet And monolithic buffer architecture. This superior buffer architecture provides a fair, predictable And high-performance data path that Is essential For scale out software defined storage And modern multi-tenant Cloud deployments. Spectrum switches deliver a robust high bandwidth And low latency data path For remote direct-memory access over converged Ethernet (RoCE) And machine learning applications that leverage GPUDdirect®.

Scale
Nvidia Spectrum SN4000 switches Support best-in-class Virtual Extensible LAN (VXLAN) With Support For 10X more tunnels And tunnel end points. Its 512K shared forwarding entries can be flexibly used across access-control lists (ACL), longest prefix match (LPM) routes, host routes, MAC tables, And equal-cost multi-path (ECMP) And tunnel applications.
Benefits
- Advanced network virtualization With Support For high-performance, single-pass VXLAN routing And IPv6/multi-protocol label switching (MPLS) segment routing
- Programmable pipeline With the ability To programmatically parse, process, And edit packets
- Robust high-bandwidth data path For RoCE-based And GPUDirect-based applications
- In-band network telemetry (INT)-ready hardware
- Rich data center features at unprecedented scale With Nvidia FlexFlow™ packet processing
- Consistent performance And ultra-low latency
- Fair bandwidth sharing With fully shared packet buffer
Supported Operating Systems
- Nvidia Cumulus Linux™
- Nvidia Onyx®
- SONiC
- DENT
Key Features
- Up To 12.8Tbps switching capacity
- Up To 8.4Bpps packet processing rate
- Support For 1/10/25/40/50/100/200/400GbE speeds
- Advanced Explicit Congestion Notification (ECN)
- Deep packet inspection at 512B deep
- Single pass VXLAN bridging And routing
- 512K forwarding entries that can be flexibly used across layer-2, layer-3, tunnelling And other protocols
- Precision Timing Protocol (PTP), Network Timing Protocol (NTP)
- 100K+ hardware based NAT sessions
- Advanced telemetry With What Just Happened (WJH)
SN4000 Comparison Table
| Connectors | 400GbE Ports | 200GbE Ports | 100GbE Ports | 50GbE Ports | 40GbE Ports | 25/10/1GbE Ports | Height | Max Throughput | Total Packets per Second | |
| SN4600C | 64x QSFP28 100GbE | 64 | 128** | 64 | 128** | 2U | 6.4Tb/s | 8.4Bpps | ||
| SN4700 | 32x QSFPDD 400GbE | 32 | 64** | 128** | 128** | 64** | 128** | 1U | 12.8Tb/s | 8.4Bpps |
| SN4410 | 32x QSFPDD 400GbE | 8 | 16** | 24/48** | 128** | 64** | 128** | 1U | 8Tb/s | 8.4Bpps |
| SN4600 | 64x QSFP56 200GbE | 64 | 128** | 128** | 64 | 128** | 2U | 12.8Tb/s | 8.4Bpps | |
| SN4800 | 128x QSFP28 100GbE 32x QSFPDD 400GbE 64x QSFP56 200GbE | 32 | 64 | 128 | 128** | 64 | 128 | 4U | 12.8Tb/s | 8.4Bpps |
Shipping & Return
Return Policy
You need to have a Return Authorization (RA) number before returning any products to HSSL Technologies.
For a hard copy of this form and a shipping label, please include your request in the form below.
You can also request an RA online by submitting an RA Request via email. Once you have provided HSSL Technologies with the appropriate information, we will contact you with an assigned RA number.
Defective or DOA Products
DOA or defective products are returned for REPLACEMENT ONLY with the same product/model. Deviations from this policy may result in a 20% Returns Processing Service Charge.
- Defective products must be in the original factory carton with all original packing materials.
- The Return Authorization number must be on the shipping label, not the carton. Please do not write on the carton.
- Returns must be shipped freight prepaid. Products received freight collect, without an RA number, or not approved for return will be refused.
- Return Authorization numbers are valid for fourteen (14) days only. Products returned after expiration will be refused.
- HSSL credits are based on the purchase price or current price, whichever is lower.
General Return Terms
You may return most new, unopened items within 30 days of delivery for a full refund. We will also pay return shipping costs if the return is a result of our error (e.g., you received an incorrect or defective item).
You should expect to receive your refund within approximately six weeks of giving your package to the return shipper. This period includes:
- 5–10 business days for us to receive your return from the shipper
- 3–5 business days for us to process your return
- 5–10 business days for your bank to process the refund
If you need to return an item, please Contact Us with your order number and product details. We will respond quickly with instructions for returning items from your order.
Shipping Policy
We can ship to virtually any address in the world. Note that there are restrictions on some products, and certain products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates based on the availability of your items and the shipping options you select. Depending on the provider, estimated shipping dates may appear on the shipping quotes page.
Please also note that shipping rates for many items are weight-based. The weight of each item can be found on its product detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
Has my order shipped?
Click the "My Account" link at the top right hand side of our site to check your orders status.
How do I change quantities or cancel an item in my order?
Click the "My Account" link at the top right hand side of our site to view orders you have placed. Then click the "Change quantities / cancel orders" link to find and edit your order. Please note that once an order has begun processing or has shipped, the order is no longer editable.
How do I track my order?
Click the "My Account" link at the top right hand side of our site to track your order.
My order never arrived.
Click the "My Account" link at the top right hand side of our site to track your order status. Be sure that all of the items in your order have shipped already. If you order displays your Package Tracking Numbers, check with the shipper to confirm that your packages were delivered. If your packages each show a status of "delivered", please contact customer service for assistance.
An item is missing from my shipment.
Click the "My Account" link at the top right hand side of our site to track your order status. Be sure that all of the items in your order have shipped already. If you order displays your Package Tracking Numbers, check with the shipper to confirm that your packages were delivered. If your packages each show a status of "delivered", please contact customer service for assistance.
My product is missing parts.
Click the "My Account" link at the top right hand side of our site to track your order status. Be sure that all of the items in your order have shipped already. If you order displays your Package Tracking Numbers, check with the shipper to confirm that your packages were delivered. If your packages each show a status of "delivered", please contact customer service for assistance.
When will my backorder arrive?
Backordered items are those which our suppliers are unable to predict when they will have more in stock, but as soon as they do, we will be able to ship the item to you.
Warranty
Why Choose HSSL?
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Backed by years of industry knowledge, our specialists understand the challenges modern businesses face.

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Our dedicated support ensures your systems stay optimized, secure, and ready for what’s next.

Scalable Solutions
Our adaptive approach ensures your IT infrastructure evolves seamlessly as your business expands.
Expert in IT & Security Solutions
At HSSL, we specialize in delivering cutting-edge IT infrastructure, cloud, and cybersecurity services that empower businesses to thrive in a digital-first world. Our trusted professionals provide reliable insights on:
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Digital Transformation Strategy
Empowering businesses to adapt and grow through modern, secure, and scalable digital infrastructure.
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Advanced Cybersecurity
Protecting your organization from digital threats with proactive monitoring and smart security frameworks.
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Cloud & Infrastructure Management
Optimizing cloud performance and IT operations for seamless scalability and improved business agility.
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Data Backup & Recovery
Ensuring business continuity through secure data management, automated backups, and rapid recovery solutions.
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Network & Endpoint Solutions
Delivering secure, high-performance networking systems that keep your business connected and efficient.
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Technology Consulting
Guiding organizations toward smarter IT investments and solutions that align with their long-term goals.
