Windows 11 will be available as an update to existing Windows 10 devices that meet its specifications. Windows 11 requires a Trusted Platform Module (TPM 2.0) chip. Processor requirements for Windows 11 and other versions may be found here. These requirements apply to physical PCs and Virtual Machines (VMs). Users can run a PC Health Check app to see if their current PC is compatible to run Windows 11.
More information can be found at microsoft.com/en-us/windows/windows-11.