microsoft_explains_how_thousands_of_nvidia_gpus_built_chatgpt' title='ChatGPT'>Microsoft explains how thousands of Nvidia GPUs built ChatGPT.'>ChatGPT'>Microsoft explains how thousands of Nvidia GPUs built ChatGPT. microsoft_is_investing_$10_billion_in_chatgpt_company_openai' title='ChatGPT company OpenAI...'>Microsoft is investing $10 billion in ChatGPT company OpenAI.'>ChatGPT company OpenAI....