Bethesda released information on system requirements for Prey, the game will need an Intel i5-2400 or AMD FX-8320 for processor and your graphics card needs to be at least a GeForce GTX 660 or Radeon 7850.
To run the game on windows you will however need 8GB of RAM, system memory. PC System Requirements:
Minimum
Recommended
PC advanced settings and options
Prey releases worldwide on May 5 for PlayStation 4, Xbox One and PC. The game unlocks at midnight by territory on PlayStation 4 and Xbox One. Prey unlocks on PC at midnight ET.