AMD's deal with OpenAI could be transformative.Advanced Micro Devices' (AMD -7.78%) stock soared earlier this week after the company announced a new partnership with OpenAI that could greatly improve its fortunes in the artificial intelligence (AI) chip market. As part of the deal, OpenAI will deploy 6 gigawatts of AMD's Instinct graphics processing units (GPUs) across multiple generations of hardware, beginning with a 1 gigawatt rollout of its MI450 chip in the second half of 2026. Meanwhile, AMD granted O ...