Official specs from Steam

The Cube system requirements

Minimum and recommended PC specs as listed by the developer on Steam.

The Cube release infoSteam page Check other games

Minimum

OSTBA
ProcessorTBA
GraphicsTBA

Recommended

OSTBA
ProcessorTBA
GraphicsTBA

FAQ

What graphics card do I need for The Cube?

Minimum: TBA. Recommended: TBA.

Does The Cube run on Mac or Steam Deck/Linux?

There is no native macOS version. There is no native Linux build (Proton compatibility may vary).