Minimum: OS: Windows Vista 32 bit Processor: 2 GHz, SSE2 support Memory: 1024 MB RAM Graphics: OpenGL 2.1-compatible, 512 MB video memory, framebuffer object support. E.g. Intel HD 4600 or better. Storage: 320 MB available space Sound Card: OpenAL compatible Additional Notes: You may need to update your graphics drivers for OpenGL 2.1 support.