ArchitectureAccelerator Architecture and AI Datacenters

Architecture is organized from datacenter resource pressure through accelerator classes, interconnects, evolution, and deployment constraints; additional cases are labeled as extensions or contrasts.

4.1Context, Scope, and Evidence Standards1 4.2Accelerator Taxonomy and Architecture Classes7 4.3Cross-Category Compute, Memory, and Programming Models2 4.5Deployment Hierarchy and Interconnect Domains5 4.6Collective Communication3 4.7Generational Evolution and Cross-Generation Comparison3 4.8Power Delivery and Cooling1 4.9Future Directions and Architectural Evaluation1