In order for you to play Mystery of Neuschwanstein on Windows with minimal graphics settings, your computer must meet the following requirements
OS *:
Windows Vista / 7 / 8
Processor (CPU):
Prozessor 1,8-2 GHz
Memory (RAM):
1 GB RAM
Graphics Card:
ATI Radeon HD 2600 Pro 256 MB
DirectX:
Version 9.0c
Storage:
350 MB available space
Sound Card:
recommended