ToplineAMD stock soared as trading opened Monday morning, after the chipmaker announced a multibillion-dollar deal with OpenAI in a move that could challenge AI giant Nvidia, which earlier announced plans to acquire a stake in rival Intel. OpenAI CEO Sam Altman and AMD Chair and CEO Lisa Su at a Senate Commerce Committee hearing on AI.Getty ImagesKey FactsOpenAI will acquire and deploy 6 gigawatts of AMD’s AI chips, starting with a 1-gigawatt deployment in 2026, both companies said in an announcement.The ch ...