PC requirements

Grand Theft Auto IV System Requirements

Grand Theft Auto IV 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 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.
Playing on a handheld instead? Players report Grand Theft Auto IV as Gold on Steam Deck and Linux.

Other platforms

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

Quick answers

Running Grand Theft Auto IV on PC

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