Here are the Call of Duty 4: Modern Warfare system requirements (minimum)

  • CPU: Pentium 4 2.4 GHz/ Athlon 64 2800+ (Intel & Athlon 1.8 GHz Dual Core or better supported)
  • CPU SPEED: Pentium 4 2.4 GHz/ Athlon 64 2800+ (Intel & Athlon 1.8 GHz Dual Core or better supported)
  • RAM: 512 MB (768 MB for Windows Vista)
  • OS: Windows XP/Vista
  • VIDEO CARD: 128MB 3d Hardware Accelerated card required-100% DirectX 9.0c compatible and latest drivers (NVIDIA GeForce 6600+ / ATI Radeon 9800 Pro+)
  • DIRECTX VERSION: 9.0c
  • SOUND CARD: Yes
  • FREE DISK SPACE: 8 GB of uncompressed free hard disk space (plus 600 MB for Windows swap file)
  • DVD-ROM: 6X DVD-ROM

Call of Duty 4: Modern Warfare Recommended Requirements

  • CPU: 2.4 GHz dual core or better
  • CPU SPEED: 2.4 GHz dual core or better
  • RAM: 1 GB (2 GB for Windows Vista
  • OS: Windows XP/Vista
  • VIDEO CARD: 3.0 Shader Support recommended. Nvidia Geforce 7800 or better or ATI Radeon X1800 or better
  • DIRECTX VERSION: 9.0c
  • SOUND CARD: Yes
  • FREE DISK SPACE: 8 GB of uncompressed free hard disk space (plus 600 MB for Windows swap file)
  • DVD-ROM: 6X DVD-ROM