Advanced Micro Devices Inc. (NASDAQ:AMD) has reportedly encountered a significant obstacle in its efforts to sell a specialized artificial intelligence chip to the Chinese market. What Happened: The U.S. Department of Commerce has imposed restrictions on the export of high-powered AI processors. AMD had sought approval from the U.S. government to sell the AI chip to Chinese clients, which was designed to meet U.S. export regulations, as it had lower performance than AMD’s chips sold outside China, reported Bloomberg, citing people familiar with the matter. However, U.S. officials have informed…