Here are the METAL GEAR SOLID 3: Snake Eater System Requirements (Minimum)
CPU: Intel(R) Core(TM) i5-7500
RAM: 8 GB
VIDEO CARD: NVIDIA GeForce GTX 970
DEDICATED VIDEO RAM: 4096 MB
PIXEL SHADER: 5.1
VERTEX SHADER: 5.1
OS: Windows 10(64-bit OS required)
FREE DISK SPACE: 15 GB
SOUND CARD: DirectX 11 compatible sound card
METAL GEAR SOLID 3: Snake Eater Recommended Requirements
CPU: Intel(R) Core(TM) i5-7600
RAM: 16 GB
VIDEO CARD: NVIDIA GeForce GTX 980
DEDICATED VIDEO RAM: 4096 MB
PIXEL SHADER: 5.1
VERTEX SHADER: 5.1
OS: Windows 10(64-bit OS required)
FREE DISK SPACE: 15 GB
SOUND CARD: DirectX 11 compatible sound card