Civilization 5 Minimum Requirements:

- Operating System: Windows XP SP3/ Windows Vista SP2 / Windows 7

- Processor: Dual Core CPU

- Memory: 2 GB RAM

- Hard Disk Space: 8 GB Free

- DVD-ROM Drive: Required for disc-based installation

- Video: 256 MB ATI HD2600 XT or better, 256 MB nVidia 7900 GS or better, or Core i3 or better intergrated graphics

- Sound: DirectX 9.0c-compatibile sound card

- DirectX: DirectX version 9.0c

Civilisation 5 Recommended Requirements:

- Operating System: Windows Vista SP2/ Windows 7

- Processor: 1.8 GHz Quad Core CPU

- Memory: 4 GB RAM

- Hard Disk Space: 8 GB Free

- DVD-ROM Drive: Required for disc-based installation

- Video: 512 MB ATI 4800 series or better, 512 MB nVidia 9800 series or better

- Sound: DirectX 9.0c-compatibile sound card

- DirectX: DirectX version 11