02-15-2020, 11:16 PM
From Intel's OpenCL Troubleshooting Notes, FWIW....
"OpenCLâ„¢ programs are said to observe an extra, non-existant CPU platform and/or device. Uninstallation of 16.1.2 may leave assets on disk... the following system alterations should help complete uninstallation procedure for 16.1.2:
1) Remove following registry keys:
On 64-bit OS:
HKEY_LOCAL_MACHINE\SOFTWARE\Khronos\OpenCL\Vendors\intelopencl64.dll
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Khronos\OpenCL\Vendors\intelopencl32.dll
2) (optional) Remove following files if they exist:
On 64-bit
C:\Windows\System32\intelopencl64.dll
C:\Windows\SysWOW64\intelopencl32.dll
*End update 20181025*"
For more information on manual installation of runtimes, users should refer to the guidance in section 5.1 of the release notes.
See full 18.1 release notes
"OpenCLâ„¢ programs are said to observe an extra, non-existant CPU platform and/or device. Uninstallation of 16.1.2 may leave assets on disk... the following system alterations should help complete uninstallation procedure for 16.1.2:
1) Remove following registry keys:
On 64-bit OS:
HKEY_LOCAL_MACHINE\SOFTWARE\Khronos\OpenCL\Vendors\intelopencl64.dll
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Khronos\OpenCL\Vendors\intelopencl32.dll
2) (optional) Remove following files if they exist:
On 64-bit
C:\Windows\System32\intelopencl64.dll
C:\Windows\SysWOW64\intelopencl32.dll
*End update 20181025*"
For more information on manual installation of runtimes, users should refer to the guidance in section 5.1 of the release notes.
See full 18.1 release notes