Windows</br>OS: Windows XP/Vista</br>Processor: Intel Pentium 4 2.0 GHz and up</br>Memory: 1 GB RAM</br>Hard Disk Space: 9 GB free hard drive space</br>Video Card: NVIDIA GeForce 6600 and up (except for NVIDIA GeForce 7300), VRAM: 256MB and up (operation sharing with main memory is not guaranteed)</br>DirectX®: 9.oc</br>Sound: DirectSound, DirectX9.0c Compatible Audio</br>Additional: Online play requires software installation of and log-in to Games For Windows – LIVE</br>