
AI data centers face repeated supply constraints, and optics is emerging as the next critical chokepoint for connecting large GPU clusters. Optical networking is required to move training data fast enough between thousands of GPUs with minimal latency, since copper networking cannot scale to the needed speeds. Nvidia has reportedly asked suppliers to increase indium phosphide laser capacity by 20x through 2030, while suppliers responded with a 12x increase, indicating strong demand expectations alongside cautious production expansion. The indium phosphide optics market is estimated to rise from about $1.9 billion in 2025 to $22.75 billion by 2030. Co-packaged optics is accelerating urgency by improving speed and reducing power consumption near the chip.
"Without optical networking, the latest AI systems simply cannot move data fast enough between thousands of GPUs. That gap tells investors something important: demand expectations are enormous, but suppliers remain cautious about overbuilding. AI models are growing too large for traditional networking. Training clusters increasingly require tens of thousands of GPUs connected with ultra-fast optical interconnects so data can move with minimal latency. Copper cables simply cannot keep up at scale."
"Nvidia ( NASDAQ:NVDA ) recently asked suppliers to increase indium phosphide (InP) laser capacity by 20x through 2030. Suppliers reportedly countered with a still-massive 12x increase instead. That gap tells investors something important: demand expectations are enormous, but suppliers remain cautious about overbuilding. Rosenblatt estimates the InP optics market could grow from roughly $1.9 billion in 2025 to $22.75 billion by 2030 - a nearly 12-fold increase in annual laser revenue capacity."
"Why Optics Became the AI Industry's New Pressure Point AI models are growing too large for traditional networking. Training clusters increasingly require tens of thousands of GPUs connected with ultra-fast optical interconnects so data can move with minimal latency. Copper cables simply cannot keep up at scale. Rosenblatt estimates the InP optics market could grow from roughly $1.9 billion in 2025 to $22.75 billion by 2030 - a nearly 12-fold increase in annual laser revenue capacity."
"The shift toward co-packaged optics, or CPO, is driving the urgency. CPO moves optical connections closer to the AI chip itself, improving speed while reducing power consumption - a growing problem as racks consume more electr"
#ai-data-centers #optical-networking #indium-phosphide-lasers #co-packaged-optics-cpo #gpu-cluster-interconnects
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