Qualcomm Inc. introduced new chips designed to power personal computers capable of running the latest artificial intelligence software yet cost as little as $600. The Snapdragon X Platform, which consists of an 8-core Oryon central processor, a graphics component and dedicated AI chip, will run Microsoft Corp.’s Copilot+ software, Qualcomm announced at the CES show in Las Vegas. PC makers including Dell Technologies Inc. and Lenovo Group Ltd. will offer laptops based on the new product in “early...