Once SQL Server is installed and all windows are closed, the CPU usage never drops below 20% in VMM. I was puzzled by this for some time, probably longer than I should have been.

The Supermicro Petascale storage server using the energy efficient NVIDIA Grace CPU Superchip, supports 16 hot-swap EDSFF PCIe Gen5 E3.S NVMe drives enabling 983TB raw capacity using 61.44TB SSDs ...