Lightmatter
Executive perspectives from Lightmatter across NextGenInfra's event and research showcases.
2 video interviews · 2025–2026
Lightmatter's Optical Interconnects for AI Scale-Up
- Passage EVK50 delivers DWDM with 16 wavelengths per fiber at 400Gbps Tx + 400Gbps Rx
- Architecture aligns with the new OCI MSA (8-wavelength, 4+4 band interleave)
- Targets energy-efficient, compact optical scale-up interconnects
Full summary
Steve Klinger, VP of Product at Lightmatter, presents the company's optical scale-up interconnect solutions, featuring the Passage EVK50 system with DWDM technology that delivers 16 wavelengths per fiber with 400Gbps Tx and 400Gbps Rx. The architecture offers high energy efficiency and compact integration while aligning with the recently announced OCI MSA specifications using an 8-wavelength, 4+4 band interleave model.
Lightmatter on Breaking the AI Interconnect Bottleneck
- Lightmatter's Passage photonic technology boosts chip connectivity and bandwidth for AI.
- Uses silicon photonics for high-speed data transmission.
- L series is designed to integrate with existing data center infrastructure.
Full summary
Steve Klinger, VP Product at Lightmatter, showcases their Passage photonic technology that tackles AI computing bottlenecks by enhancing chip connectivity and bandwidth capabilities. The solution enables high-speed data transmission through silicon photonics and provides seamless integration with existing data center infrastructure through their L series offering.