{"generated_at":"2026-07-12T03:07:34.356Z","license":"CC BY 4.0","id":"xai-gigascale-data-center-tennessee-mississippi","title":"xAI Colossus / MACROHARDRR Greater Memphis AI Campus","url":"https://aidatacenterindex.com/datacenters/xai-gigascale-data-center-tennessee-mississippi.html","companies":["xAI"],"country":"United States","region":"Greater Memphis / Southaven xAI region","city":"","megawatts":2000,"status":"Colossus operational; Southaven MACROHARDRR expansion and power context still developing","energy_type":"Gas-fired self-generation and utility/grid power context; regulatory status disputed","ai_focus":"Training compute for xAI models and Grok across the Greater Memphis/Southaven region","start_year":2024,"lat":null,"lng":null,"sources":["https://x.ai/colossus","https://governorreeves.ms.gov/tech-leader-xai-investing-more-than-20-billion-in-southaven/","https://mississippi.org/news/tech-leader-xai-investing-more-than-20-billion-in-southaven/","https://apnews.com/article/musk-xai-data-center-memphis-pollution-naacp-0e981ca0508d7e4144662392d9d66ab2","https://www.selc.org/news/xai-built-an-illegal-power-plant-to-power-its-data-center/"]}