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NVIDIA

NVIDIA MCP7Y40-N001 | 800G NDR OSFP to 4x200G QSFP112 DAC, passive copper, 1m, breakout 1:4, InfiniBand, 112G PAM4 lanes, reach 1m, connectors: OSFP | QSFP112

SKU:MCP7Y40-N001

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Description

High-density passive copper splitter DAC for InfiniBand NDR, breaking a single 800G OSFP port into four 200G QSFP112 branches for NDR200 endpoints. Ideal for top-of-rack fanout and short in-rack connections up to 1 meter with ultra-low latency and zero power.

Features

- Space-saving 1:4 fanout from 800G OSFP to four 200G endpoints
- Zero power, minimal heat for dense racks
- Predictable ultra-low latency copper link
- Ideal for in-rack and top-of-rack NDR deployments
- Tool-less installation with hot-pluggable modules
- Cost-efficient alternative to optical fanouts at short reach

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: Is this an active or passive breakout?
A: Passive copper DAC.

Q: Which environments is it intended for?
A: InfiniBand NDR fabrics requiring 800G-to-4x200G fanout.

Q: Lane mapping details?
A: 8x100G lanes at the OSFP host, split into 4 branches of 2x100G each on QSFP112.

Q: Can it be used with Ethernet ports?
A: It is intended for NDR IB ports; use only where platform support is explicitly indicated.

Q: Do I need separate optics?
A: No; this is a direct attach copper assembly.

Q: Is it hot-pluggable?
A: Yes, both OSFP and QSFP112 ends are hot-pluggable.

Technical Specifications

- Interface/standard: InfiniBand NDR (800G aggregate)
- Data rate: 800G host to 4x 200G branches
- Electrical lanes: OSFP 8x 100G-PAM4; each QSFP112 branch 2x 100G-PAM4
- Connector A: OSFP (host)
- Connectors B: 4x QSFP112 (fanout)
- Cable type: Direct Attach Copper (passive)
- Breakout ratio: 1:4
- Reach/length: 1 m
- Low latency: passive copper, no retimers
- Hot-pluggable form factors

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