In order for you to play Pathologic Classic HD on Windows with minimal graphics settings, your computer must meet the following requirements
OS *:
Windows XP or Later
Processor (CPU):
AMD Athlon 64 2.3 GHz / Intel Pentium 2.2 GHz
Memory (RAM):
2 GB RAM
Graphics Card:
Radeon HD 4890 1024MB / GeForce 210 512MB
DirectX:
Version 9.0
Storage:
2 GB available space