Nvidia Stock Rises. CEO Jensen Huang Warns About China and AI Chips Race.

1. Nvidia shares rose 0.5% amid rising concerns over Chinese AI chip advancements. 2. CEO Huang emphasized U.S. need to lead in AI against Chinese competition. 3. Export limitations to China and UAE restrict Nvidia's chip sales capabilities. 4. Amid volatility, U.S. investment in AI hardware is under scrutiny. 5. Recent shipments of Nvidia chips face severe power restrictions in the Middle East.