: Supported on 64-bit versions of Windows 7, 8, and 10. Minimum System Requirements
To run DiRT Rally (v1.23), your PC should meet these minimum specifications from PCGameBenchmark : : AMD FX Series or Intel Core i3 Series.
DiRT Rally Update - Version 1.23. Found a bug? Post it here! download-dirt-rally-v1-23
DiRT Rally Update - Version 1.23 :: DiRT Rally Events & Announcements. Steam Community
The update for DiRT Rally was released in October 2016 as a final stability and support patch. You can primarily download this version through the Steam store page where the game automatically updates to the latest official build. Key Download Details : Supported on 64-bit versions of Windows 7, 8, and 10
If you encounter issues after downloading the 1.23 update, the Steam Community suggests clearing the user cache:
: The game requires approximately 50 GB of available storage space. Found a bug
: Steam is the primary legitimate source for version 1.23.