Tech Giants Drive Global AI Infrastructure Expansion

The accelerating AI infrastructure buildout is creating opportunities across data-center components, semiconductors, cloud services and computing capacity, while also raising questions about valuations and execution. UK industrial supplier Volex reported 28% organic revenue growth in the four months through July, driven partly by strong data-center demand, and analysts’ projected forward price-to-earnings ratio of about 16 suggests investors may still view the stock as inexpensive. Broadcom is benefiting more directly: fiscal third-quarter revenue rose 86% year over year to $29.6 billion, while AI-chip revenue jumped 221% to $16.7 billion, with the company forecasting further acceleration. India is emerging as another major hub, with Amazon, Google, Microsoft, Meta, Nvidia and Reliance planning tens of billions of dollars in cloud, data-center and AI investments. Tesla and SpaceX illustrate the risks of expanding beyond traditional businesses: Tesla’s quarterly profit was boosted by a paper gain on its SpaceX stake even as automotive margins weakened, while SpaceX’s ambitious AI-data-center plans face skepticism because its projected market opportunity and spending requirements far exceed its current revenue base.