04-01-2020, 08:57 AM
install the correct driver for your hardware, see https://hashcat.net/hashcat
driver from nvidia.com for your NVidia GPU
driver from the ROCm page for your AMD GPU on linux
driver from the amd.com page for AMD GPU on windows
OpenCL Runtime for Intel CPU from the intel webpage for all makes of CPUs (also AMD, not only Intel)
you always should explain the details about your system (model/make, CPU/GPU specs) ... otherwise we can't really give good answers (only general answers)
driver from nvidia.com for your NVidia GPU
driver from the ROCm page for your AMD GPU on linux
driver from the amd.com page for AMD GPU on windows
OpenCL Runtime for Intel CPU from the intel webpage for all makes of CPUs (also AMD, not only Intel)
you always should explain the details about your system (model/make, CPU/GPU specs) ... otherwise we can't really give good answers (only general answers)