There is no official PC game. The licensing for Formula 1 games was in transition during that period, leaving a gap between Sony's final release in 2006 and Codemasters' first major release in 2009.
System Requirements
The game natively supports 1024x768, 1280x1024, and 1920x1080. For 1440p or 4K: F1 2008 Pc Game Download
The F1 2008 PC game, developed by Codemasters, is a racing simulator that allows players to experience the thrill of Formula One racing. In this guide, we will walk you through the process of downloading and installing the game on your PC. There is no official PC game
(PC): Includes "Formula RR" cars which are heavily inspired by the 2007-2008 era of F1. File size: Approximately 2
F1_2008_PC_MULTi5.ISO. Avoid executable (.exe) downloads from unverified sites.