kb4012218

The March 2017 preview updates for Windows 7 and Windows 8.1 introduce Windows Update processor generation and hardware support detection. Microsoft published KB4012218 for Windows 7 and Windows Server 2008 R2, and KB4012219 for Windows 8.1 and Windows Server 2012 and 2012 R2 yesterday evening.

https://www.ghacks.net/2017/03/22/kb4012218-kb4012219-windows-update-processor-generation-detection/