PC requirements

Grand Theft Auto IV: Complete Edition System Requirements

Grand Theft Auto IV: Complete Edition needs at least Intel Core 2 Duo 1.8GHz, AMD Athlon X2 64 2.4GHz, 1.5GB of RAM and 256MB Nvidia 7900 / 256MB ATI X1900 graphics.

Verified Sources: Steam store listing
Grand Theft Auto IV: Complete Edition minimum and recommended PC specifications
Component Minimum
Operating system Windows 10 (64-bit)
Processor Intel Core 2 Duo 1.8GHz, AMD Athlon X2 64 2.4GHz
Memory 1.5GB
Graphics 256MB Nvidia 7900 / 256MB ATI X1900
Storage 22GB of Hard Disc Space
Additional notes 5.1 Channel Audio Card
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

Grand Theft Auto IV: Complete Edition is also available on these systems, where hardware is fixed and no per-PC check is needed:

Quick answers

Running Grand Theft Auto IV: Complete Edition on PC

Can my PC run Grand Theft Auto IV: Complete Edition?
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 Grand Theft Auto IV: Complete Edition need?
22GB of Hard Disc Space