Lightmatter
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Positron’s $875M Memory-First Architecture vs Lightmatter’s Passage
Positron AI raised $875M to advance its memory-first architecture, claiming 3.5 times greater power efficiency than Nvidia H100 GPUs. Lightmatter focuses on…
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Lightmatter’s Passage platform challenges NVIDIA NVLink dominance
Lightmatter’s Passage platform utilizes 3D-stacked silicon photonics to deliver 114 Tbps aggregate bandwidth. This architecture bypasses copper bottlenecks using the Guide light…
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Lightmatter’s photonic interconnect and Passage silicon photonics chiplet
Lightmatter addresses AI data center bandwidth bottlenecks using the Passage platform, which provides 114 Tbps of bidirectional bandwidth via a 3D vertical…
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Lightmatter scales AI interconnects with Passage M1000
Lightmatter’s Passage M1000 photonic interposer overcomes electrical I/O bottlenecks in AI clusters by delivering 114 Tbps of aggregated bandwidth. This 3D photonic…