Official specs from Steam

System Shock 2 system requirements

Minimum and recommended PC specs as listed by the developer on Steam. Native macOS version available.

System Shock 2 release infoSteam page Check other games

Minimum

OS *Windows XP / Vista / 7 / 8
Processor1.8 GHz Processor
Memory2 GB RAM
Graphics3D graphics card
DirectX®9.0c
Hard Drive2 GB HD space
AdditionalGame Patched to version 2.48

macOS minimum

OSOS X 10.14 Mojave
Processor1.8 GHz Processor
Memory2 GB RAM
Graphics3D graphics card
Hard Drive2 GB HD space
AdditionalGame Patched to version 2.48

FAQ

What graphics card do I need for System Shock 2?

Minimum: 3D graphics card.

How much RAM does System Shock 2 need?

System Shock 2 needs 2 GB RAM at minimum.

How big is System Shock 2?

System Shock 2 requires 2 GB HD space.

Does System Shock 2 run on Mac or Steam Deck/Linux?

Yes, there is a native macOS version. There is no native Linux build (Proton compatibility may vary).