Seems like this is a general Windows thing per https://learn.microsoft.com/en-us/windows/win32/procthread/processor-groups https://learn.microsoft.com/en-us/win

Seems like this is a general Windows thing per https://learn.microsoft.com/en-us/windows/win32/procthread/processor-groups https://learn.microsoft.com/en-us/windows/win32/procthread/p... - applications that want to run on more than 64 CPUs need to be written with dedicated support for doing so.