PC requirements

Antichamber System Requirements

Antichamber needs at least 2.0+ GHz or better (dual core recommended), 2 GB RAM and NVIDIA 8000 series or higher (Shader Model 3 Compatible) graphics.

Verified Sources: Steam store listing
Antichamber minimum and recommended PC specifications
Component Minimum
Operating system Windows XP SP2, Vista, or Windows 7
Processor 2.0+ GHz or better (dual core recommended)
Memory 2 GB RAM
Graphics NVIDIA 8000 series or higher (Shader Model 3 Compatible)
Storage 1 GB HD space
Not sure how your PC compares? Use the Can I Run It checker — pick your CPU and GPU and it tells you which column you land in.

Other platforms

Antichamber is also available on these systems, where hardware is fixed and no per-PC check is needed:

Quick answers

Running Antichamber on PC

Can my PC run Antichamber?
Compare your CPU, GPU and RAM against the minimum column below. If your parts match or beat every minimum row, the game will launch — though you may need to lower settings. Matching the recommended column is what gets you 60fps at 1080p.
How much storage does Antichamber need?
1 GB HD space