Here are the Tom Clancy’s Ghost Recon: Future Soldier System Requirements (Minimum)
CPU: Intel Pentium D 3.0 GHz or AMD Athlon 64 X2 4400+ 2.2 Ghz
CPU SPEED: Info
RAM: 1GB Windows XP / 2GB Windows Vista and Windows 7
VIDEO CARD: 256MB DirectX–compliant, Shader 4.0–enabled GPU
DEDICATED VIDEO RAM: 256 MB
PIXEL SHADER: 4.0
VERTEX SHADER: 4.0
OS: Windows Vista (SP2) / Windows 7 (SP1)
FREE DISK SPACE: 25 GB
SOUND CARD: Yes

Tom Clancy’s Ghost Recon: Future Soldier Recommended Requirements
CPU: Intel Core 2 Quad Q9450/ AMD Phenom II X4 940 or higher
CPU SPEED: Intel Core 2 Quad Q9450/ AMD Phenom II X4 940 or higher
RAM: 2GB Windows XP / 3GB Windows Vista and Windows 7
VIDEO CARD: 1024MB DirectX–compliant, Shader 4.0–enabled GPU on nVidia GeForce GTX 460 or AMD/ATi HD 5850 or better
DEDICATED VIDEO RAM: 1024 MB
PIXEL SHADER: 4.0
VERTEX SHADER: 4.0
OS: Windows Vista (SP2) / Windows 7 (SP1)
FREE DISK SPACE: 25 GB
SOUND CARD: Yes