Description
The Lenovo ThinkSystem NVIDIA ConnectX-7 NDR400 OSFP 1-Port PCIe Gen5 VPI Adapter delivers 400 Gb/s connectivity for high-performance computing, AI, cloud, and storage workloads. Installed via a PCIe Gen5 x16 host interface, this VPI (Virtual Protocol Interconnect) adapter supports both InfiniBand and Ethernet networking, providing flexible deployment across NDR InfiniBand fabrics or high-speed Ethernet networks in Lenovo ThinkSystem servers.
Product Highlights
- 400 Gb/s NDR InfiniBand / 400GbE Ethernet connectivity
- Single-port OSFP connector
- PCIe Gen5 x16 host interface
- VPI (Virtual Protocol Interconnect) design supporting both InfiniBand and Ethernet
- Supports up to 4 adapters per server configuration
- Compatible with Lenovo ThinkSystem SR650 V4 server (PCIe slots 3-8)
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Lenovo |
| Manufacturer Part Number | 4XC7A95508 |
| Feature Code | C51C |
| Product Type | Network Adapter |
| Controller | NVIDIA ConnectX-7 |
| Network Speed | NDR400 InfiniBand / 400GbE |
| Ports | 1x OSFP |
| Host Interface | PCIe Gen5 x16 |
| Protocol Support | VPI (InfiniBand and Ethernet) |
| Maximum Quantity | 4 |
| Compatible PCIe Slots | 3-8 |
| Compatibility | Lenovo ThinkSystem SR650 V4 |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some productsβsuch as custom orders, special-order items, audio gear, software, and LED video wallsβare non-returnable. Non-defective returns may be subject to a 20β30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
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