HGX-1 Reference Architecture Powered by NVIDIA Tesla GPUs and NVLink NVIDIA HGX-1 is a reference architecture that standardized the design of data centers accelerating AI in the cloud. Based on eight Tesla SXM2 V100 boards, a hybrid cube mesh topology for scalability, and 1 petaFLOP of compute power, its modular design works seamlessly in hyperscale data centers and delivers a quick, simple path to AI.