DeepSeek built a competing large language model (LLM) to OpenAI's ChatGPT, but claims that it trained the model with old Nvidia processors that aren't widely used anymore. This news has shellshocked technologists and analysts across Wall Street because if DeepSeek's methods of building highly capable AI can be done using legacy hardware,

AMD stock is down as the AI chipmaker beat Wall Street expectations for its top and bottom line numbers, but fell short on data center sales.

Leading AI chip stocks got a lift this week from hyperscale cloud computing companies reiterating their hefty data center spending plans.

For much of the last two years, Nvidia has been the biggest player in town when it comes to data center processors.