AMD today announced the launch of its new Instinct MI455X GPUs and the Helios AI rack. AMD CEO Lisa Su unveiled the hardware at the Advancing AI 2026 event. The Instinct MI455X GPUs are designed for artificial intelligence workloads, building on AMD's presence in the data center and high-performance computing sectors. The accompanying Helios AI rack provides an integrated solution, combining multiple MI455X GPUs for scalable AI compute environments. This launch expands AMD's offerings for developers and researchers working on advanced AI applications, providing purpose-built hardware for demanding machine learning tasks.