Official specs from Steam

Fez system requirements

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

Minimum

OS *Windows XP
ProcessorIntel Core 2 Duo 2.8Ghz or equivalent
Memory2 GB RAM
Graphics2nd Generation Intel Core HD Graphics (2000/3000), or dedicated GPU with OpenGL 3.0 Support
Hard Drive500 MB HD space
SoundOpenAL-compatible
AdditionalSee for details on Intel HD Graphics support, not all models are supported. Latest graphics drivers are required to maximize OpenGL feature compatibility.

Recommended

OS *Windows 7
Memory4 GB RAM
GraphicsnVidia GeForce GT 240 or better
AdditionalSee for details on Intel HD Graphics support, not all models are supported. Latest graphics drivers are required to maximize OpenGL feature compatibility.

FAQ

What graphics card do I need for Fez?

Minimum: 2nd Generation Intel Core HD Graphics (2000/3000), or dedicated GPU with OpenGL 3.0 Support. Recommended: nVidia GeForce GT 240 or better.

How much RAM does Fez need?

Fez needs 2 GB RAM at minimum, 4 GB RAM recommended.

How big is Fez?

Fez requires 500 MB HD space.

Does Fez run on Mac or Steam Deck/Linux?

Yes, there is a native macOS version. A native Linux build is available.