datacenters

OpenAI and SoftBank are reportedly putting $19B each into Stargate

We may now know roughly how much money SoftBank and OpenAI are contributing toward Stargate, the massive infrastructure project to build data centers for OpenAI across the U.S. SoftBank and OpenAI each plans to commit $19 billion of capital to Stargate, according to The Information. The two companies would then both own 40% of the

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Lightmatter’s $400M round has AI hyperscalers hyped for photonic datacenters

Photonic computing startup Lightmatter has raised $400 million to blow one of modern datacenters’ bottlenecks wide open. The company’s optical interconnect layer allows hundreds of GPUs to work synchronously, streamlining the costly and complex job of training and running AI models. The growth of AI and its correspondingly immense compute requirements have supercharged the datacenter

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Xscape is building multicolor lasers to connect chips within datacenters

The GPUs and other chips used to train AI communicate with each other inside datacenters through “interconnects.” But those interconnects have limited bandwidth, which limits AI training performance. A 2022 survey found that AI developers typically struggle to use more than 25% of a GPU’s capacity. One solution could be new interconnects with much higher

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