PC requirements

Dead Space 3 System Requirements

Dead Space 3 needs at least 2.8 GHz processor or equivalent, 1 GB RAM and NVIDIA GeForce 6800 or better (7300, 7600 GS, and 8500 are below minimum system requirements), ATI X1600 Pro or better (X1300, X1300 Pro and HD2400 are below minimum system requirements), 256MB Video Card and Shader Model 3.0 required graphics.

Verified Sources: Steam store listing
Dead Space 3 minimum and recommended PC specifications
Component Minimum
Operating system FOR (SP3), Vista (SP1) or WINDOWS 7
Processor 2.8 GHz processor or equivalent
Memory 1 GB RAM
Graphics NVIDIA GeForce 6800 or better (7300, 7600 GS, and 8500 are below minimum system requirements), ATI X1600 Pro or better (X1300, X1300 Pro and HD2400 are below minimum system requirements), 256MB Video Card and Shader Model 3.0 required
DirectX Version 9.0c
Storage 10 GB available space
Additional notes Please note that attempting to play the game using video hardware that isn’t listed above may result in reduced performance, graphical issues or cause the game to not run at all.
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

Dead Space 3 is also available on these systems, where hardware is fixed and no per-PC check is needed:

Quick answers

Running Dead Space 3 on PC

Can my PC run Dead Space 3?
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 Dead Space 3 need?
10 GB available space