Supported OS: Microsoft Windows® 2000/XP/Vista™ Processor: Pentium® III, AMDAthlon™ 1.0 GHz or better System Memory: 512 MB of available system memory Video Card: ATI Radeon™ 9500 or better, NVIDIA GeForce™ FX 5200 or better, Intel® GMA 950 or better with 64 MB of video memory (shared or dedicated)* Sound Card: Windows supported sound card Hard Disk: 350 MB of available hard drive space *video cards require latest drivers supporting OpenGL.