More than nine-tenths of the world s computers run some variation of the same operating system. Windows market share is slipping albeit slowly as rivals like Mac and Linux gain adherents. Researchers claim to be working on a tool, dubbed Proc_Scope, that will use specific numerical expressions to identify the processor type. They are working on an algorithm that can help identify a specific processor that can be used by anonymous systems for the purpose of subverting that hardware, rather than software.
Source: https://threatpost.com/researchers-working-toward-processor-specific-attacks-111010/74659/