May 5 : Advanced Micro Devices forecast second-quarter revenue above Wall Street expectations on Tuesday, helped by keen demand for its data-center chips as cloud-computing companies accelerate spending on artificial-intelligence infrastructure. Shares of the company jumped 12 per cent in extended trading after surging about 65 per cent so far this year. AMD is seen by analysts and investors as a leading challenger to Nvidia's dominance in AI chips, commonly referred to as graphics processing