Sid Meier's Civilization V: Brave New World and Gameplay Video

Minimum:

OS: Windows® XP SP3/ Windows® Vista SP2/ Windows® 7
Processor: Intel Core 2 Duo 1.8 GHz or AMD Athlon X2 64 2.0 GHz
Memory: 2GB RAM
Graphics:256 MB ATI HD2600 XT or better, 256 MB nVidia 7900 GS or better, or Core i3 or better integrated graphics
DirectX®: DirectX® version 9.0c
Hard Drive: 8 GB Free
Sound: DirectX 9.0c-compatible sound card
Note: Optimized for the touch-screen Ultrabook™ device

Recommended:

OS: Windows® Vista SP2/ Windows® 7
Processor: 1.8 GHz Quad Core CPU
Memory: 4 GB RAM
Graphics: 512 MB ATI 4800 series or better, 512 MB nVidia 9800 series or better
DirectX®: DirectX® version 11
Hard Drive: 8 GB Free
Sound: DirectX 9.0c-compatible sound card
Note: Optimized for the touch-screen Ultrabook™ device