An article on the Titan V by AnandTech.
The section #2 looks at the Volta GV100 architecture and its Tensor Cores.
The section #3 looks at it Compute Performance with General Matrix Multiply (GEMM), and the challenge of testing it due to the lack of libraries supporting Volta today.
The rest is about Gaming/Graphics performance mainly.
https://www.anandtech.com/show/12170/nvidia-titan-v-preview-titanomachy