The NC T4 v3-series is focused on inference workloads featuring NVIDIA’s Tesla T4 GPU and AMD EPYC2 Rome processor. The NCv3-series is focused on high-performance computing and AI workloads featuring NVIDIA’s Tesla V100 GPU.
https://stackoverflow.com/questions/74075282/what-is-the-difference-between-azure-ncv3-and-nc-t4-v3

