Minimum: OS: Windows XP SP3 Processor: Intel Pentium IV 2.6 GHz or equivalent Memory: 2 GB RAM Graphics: An OpenGL 2.0 graphics adapter. NOT SUPPORTED: Radeon X1950, Intel GMA, Intel Gxx, Intel Qxx, Intel Mobile 9xx, Intel HD Graphics 1 or older. Storage: 2 GB available space Additional Notes: 1366x768 minimum display resolution