R.L. for PC.System RequirementsPCPC MinimumPC RecommendedOS: Windows 7Processor: Intel Core i3 M380Memory: 3 GB RAMGraphics: Geforce 9600 GT or AMD HD 3870 512MB or higherStorage: 1 GB available spaceOS: Windows 7Processor: Intel Core i3 M380Memory: 3 GB RAMGraphics: Geforce 9600 GT or AMD HD 3870 512MB or higherStorage: 1 GB available spaceExternal LinksThunder Ray Official Site