Counter Strike Global Offensive
Here are the Counter-Strike: Global Offensive system requirements (minimum)
CPU: Intel Core 2 Duo E6600 or AMD Phenom X3 8750 processor or better
CPU SPEED: Info
RAM: 2 GB
OS: Windows 7/Vista/XP
VIDEO CARD: Video card must be 256 MB or more and should be a DirectX 9-compatible with support for Pixel Shader 3.0
SOUND CARD: Yes
FREE DISK SPACE: 8 GB