Check the following links to ensure that your video card is supported by stream or CUDA. As a general rule, all new cards will be supported, but full functionality may not be enabled until the next release of HashCat.
NVIDIA:
https://developer.nvidia.com/cuda-gpus
AMD:
https://developer.amd.com/tools-and-sdks/...atibility/
If your card is not listed here, it most likely will not work.
NVIDIA:
https://developer.nvidia.com/cuda-gpus
AMD:
https://developer.amd.com/tools-and-sdks/...atibility/
If your card is not listed here, it most likely will not work.