Resident evil 5
OS
Windows XP: Required
Windows Vista: Recommended
CPU
Minimum
Intel PentiumD Processor
AMD Athlon64 X2
Recommended
Intel Core2Quad Processor or better
AMD Phenom X4 or better
RAM
Minimum
Windows Vista (1GB)
Windows XP (512MB)
Recommended
Windows Vista (2GB or more)
Windows XP (1GB or more)
Graphics Card
Minimum
VRAM (256MB)
DirectX9.0c/Shader 3.0
NVIDIA GeForce 6800 series
ATI Radeon HD 2400 Pro
Recommended
VRAM (512 or more)
NVIDIA GeForce 9800 series or better
ATI Radeon HD 4800 series or better
Fuente:
http://www.cinemablend.com/games/Resident-Evil-5-System-Requirements-18864.html
Silent Hill 5
Minimum System Requirements
Operating System: Windows XP/ Vista
Processor: Intel Pentium 4 2.8GHz (3.2GHz for Vista)
Memory: 1GB RAM
Free Disk Space: 10GB
Video Card: 256MB RAM (nVidia GeForce 7800 GT/ATI Radeon X1950)
Recommended System Requirements
Operating System: Windows XP/ Vista
Processor: Intel Pentium 4 2.8GHz (3.2GHz for Vista)
Memory: 2GB RAM
Free Disk Space: 10GB
Video Card: 512MB RAM (nVidia GeForce 8800 GT/ATI Radeon HD2900)VGRequirements: Silent Hill: Homecoming System Requirements2
Fuente:
http://www.mahalo.com/silent-hill-homecoming-system-requirements
Con la VCARD que tienes no te da quizas para correr ninguno de los juegos por lo menos con todo en bajo