Minimum Requirements:

  • Operating System: Windows 7 / Vista / XP
  • Processor: 3.0 GHz P4, Dual Core 2.0 (or higher) or AMD64X2 (or higher)
  • Memory: 2 GB RAM
  • Graphics: ATI Radeon X800 (or higher) or NVIDIA GeForce 7600 (or higher) or Intel HD Graphics 2000 (or higher)
  • DirectX: Version 9.0c
  • Network: Broadband Internet connection
  • Storage: 8 GB available space
  • Additional Notes: Requires Portal 2

Recommended Requirements:

  • Operating System: Windows 7 / Vista / XP
  • Processor: 3.0 GHz P4, Dual Core 2.0 (or higher) or AMD64X2 (or higher)
  • Memory: 4 GB RAM
  • Graphics: ATI Radeon X800 (or higher) or NVIDIA GeForce 7600 (or higher) or Intel HD Graphics 2000 (or higher)
  • DirectX: Version 9.0c
  • Network: Broadband Internet connection
  • Storage: 8 GB available space
  • Additional Notes: Requires Portal 2 + Sixense MotionPack DLC