XCOM Enemy Unknow

Developer: Firaxis Games
Publisher: 2K Games
Similar Game: Xenonauts
Genre: Strategy
Media: 4 DVD

Minimum Requirement:
Windows Vista/7
Pentium Dual Core 2.0 GHz
2 GB RAM 

15 GB hard disk space
512 MB Video Card (ATI Radeon 2600XT or NVidia GeForce 8600GT)