
CoreSite, an American Tower company (NYSE: AMT) empowering critical business and AI workloads that impact everyday life through interconnected data center solutions, today announced an expansion of its relationship with STN, Inc., a provider of managed infrastructure and private cloud solutions. STN selected CoreSite's CH2 Chicago data center to host GPU One, the company's fully managed, private graphical processing unit (GPU) cloud platform engineered for enterprise AI workloads and high-performance model development.
Owned and operated by STN within CoreSite's CH2 data center, the GPU One cluster comprises more than 1,500 NVIDIA B200 GPUs, purpose-built for compute-intensive AI training and inference workloads. Designed as a turnkey managed service, GPU One delivers the reliability, performance and compliance required for enterprise-scale AI operations. The customer's primary liquid cooling solution for this deployment includes dual pumps, thermal storage, 415V 100A power whips and real-time system monitoring— maximizing chip longevity and ensuring consistent performance across demanding workloads.