Yes, like the title said a modd EVGA 980Ti hybrid working on Sierra:
This is an EVGA 980Ti bios modd to Clock Speed:1506, Memory to: 3648 x 2=(7296), Boost OFF, TDP to 325W, voltage to 1.225, ANSIC quality: 74.6%, so there is the results and example of CUDA-z and CUDA benchmark on GB-4.