NVIDIA Quantum-3 Q3450-LD prototype liquid-cooled XDR InfiniBand CPO switch with 144 XDR ports over 144 MPO connectors and 48VDC power for future dense AI fabrics.
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NVIDIA Quantum-3 Q3450-LD 800g InfiniBand Switch | 920-9B36M-00MX-8ES
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Description
NVIDIA Quantum-3 Q3450-LD XDR CPO InfiniBand Switch (920-9B36M-00MX-8ES)
NVIDIA Quantum-3 Q3450-LD is a liquid-cooled co-packaged-optics XDR InfiniBand switch architecture for dense AI and HPC networking. NVIDIA currently documents the 4U engineering-sample system with 144 XDR ports exposed through 144 MPO connectors and a 48VDC power design.
Prototype / Watchlist: NVIDIA current hardware documentation marks this model as Prototype. Contact Catalyst Data Solutions to discuss current status, compatibility, configuration requirements, and sourcing options.
Compliance notice: Sales and shipment may be subject to applicable U.S. export controls, destination screening, end-user/end-use requirements, and OEM/channel policies. Availability and eligibility must be verified before quotation or shipment.
Technical Specifications
| OPN / SKU | 920-9B36M-00MX-8ES |
|---|---|
| Product Type | XDR InfiniBand CPO Switch |
| Architecture | NVIDIA Quantum-3 |
| Form Factor | 4U |
| Ports | 144 XDR ports over 144 MPO connectors |
| Fabric Speed | XDR 800Gb/s InfiniBand |
| Optics Architecture | Co-Packaged Optics |
| Cooling / Power | Liquid-cooled; 48VDC |
| Lifecycle | Prototype |
| Availability Status | RFQ / Watchlist |
Deployment and Compatibility Considerations
- Do not design a production procurement around this OPN without confirming the current lifecycle directly with NVIDIA or an authorized channel.
- Validate CPO/MPO cabling architecture, rack power, CDU, liquid loop, and service model.
- For near-term projects, compare currently released Quantum-3 Q3200/Q3400 systems and validated XDR fabrics.
Common Use Cases
- Future high-density XDR AI fabrics
- Co-packaged-optics network evaluation
- Liquid-cooled HPC networking roadmaps
Frequently Paired Infrastructure
- ConnectX-9 XDR SuperNICs
- Rubin-class GPU systems
- MPO/CPO optical infrastructure
- Liquid-cooled AI racks
Official NVIDIA Documentation
Frequently Asked Questions
Is Q3450-LD commercially released?
NVIDIA’s current Q32xx/Q34xx hardware manual marks OPN 920-9B36M-00MX-8ES as Prototype.
How does Q3450-LD present its XDR ports?
NVIDIA documents 144 XDR ports over 144 MPO connectors in a co-packaged-optics design.
Additional information
| product type | InfiniBand CPO Switch |
|---|---|
| Architecture / Series | NVIDIA Quantum-3 |
| Port / Speed | 144 XDR Ports / 800Gb/s XDR |
| Cooling Type | Liquid-Cooled / CPO |
| Availability Status | Contact for Current Availability |
About brand
NVIDIA is the leader in GPU computing and AI infrastructure for high-performance workloads.
