Horror FPS Sequel, here are the complete system requirements

MINIMUM SYSTEM REQUIREMENTS
Operating System: Microsoft® Windows® XP Service Pack 2, Vista (Operating System must be up to date with the latest patches)
Processor: Intel Pentium 4 2.4GHz or AMD Athlon 64 +2800
Memory: 1GB RAM (Microsoft® Windows® XP) / 1.5GB (Microsoft® Windows® Vista)
Graphic Card: 256 MB Video RAM or greater with DirectX9 Pixel Shader 3.0 support (NVIDIA GeForce 6600 or ATI Radeon X1600 or better)
Disk Space: 8GB available hard drive space
Sound Card: DirectX 9.0c compliant soundcard, plus speakers or headphones
DVD-ROM

RECOMMENDED SYSTEM REQUIREMENTS
Operating System: Microsoft Windows XP Service Pack 2, Vista (Operating System must be up to date and include the latest fixes)
Processor: Intel Core 2 Duo 1.80GHz or AMD X2 5000+ or better
Memory: 2GB RAM or more
Graphics Card: NVIDIA GeForce 8800 series or ATI Radeon HD 38xx series or better
Disk Space: 8GB available hard drive space
Sound Card: DirectX 9.0c compliant soundcard, plus speakers or headphones
DVD-ROM