Artificial intelligence (AI) breathed new life into the semiconductor industry. Reminiscent of the early days of the PC wars when chip stocks battled each other for supremacy by outdoing the latest advance by a rival, AI now has spawned new challengers to the old guard. Almost daily, they seem to offer new features and power.Nvidia (NASDAQ:NVDA) remains the AI chip stock of choice. But you don’t have to put all your eggs into one basket — or all your chips onto one wafer. There is a rapidly expanding univer ...