Minimum Quake 4 System Requirements
English version of Windows 2000/XP
Pentium 4 2.0 GHz or Athlon XP 2000+ CPU
512MB RAM
8x Speed CD-ROM Drive
2.8GB + 400MB of free space on hard disk
100% DirectX 9.0 compatible 16-bit sound card
100% Windows 2000/XP compatible mouse and keyboard
DirectX 9.0 (comes with Quake IV)
3d hardware acceleration card required
100% DirectX 9.0 compatible 64MB
Hardware accelerated video card and the latest drivers