vulkaninfo

• /usr/share/vulkan/icd.d/ shows the vulkan implementations installed on your system. E.g.

• intel_hasvk_icd.x86_64.json: vulkan-intel

• intel_hasvk_icd.i686.json: lib32-vulkan-intel

• intel_icd.x86_64.json: vulkan-intel

• intel_icd.i686.json: lib32-vulkan-intel

• radeon_icd.x86_64.json: vulkan-radeon (RADV - part of mesa project)

• radeon_icd.i686.json: lib32-vulkan-radeon (RADV - part of mesa project)

• amd_icd64.json: amdvlk

• amd_icd32.json: lib32-amdvlk

vulkaninfo
vulkaninfo | grep '^GPU id'

vulkaninfo --summary

VK_LOADER_DEBUG

VK_LOADER_DEBUG=info vkcube

VK_ICD_FILENAMES

• Set the preferred vulkan driver

VK_ICD_FILENAMES=/usr/share/vulkan/icd.d/radeon_icd.x86_64.json vkcube