PC requirements

Project Zomboid System Requirements

Project Zomboid needs at least Intel 2.77GHz Quad-core, 8Gb Ram and Dedicated graphics card with 4 GB of VRAM minimum, OpenGL 2.1 and GLSL 1.2 support (generally 2012 or newer) graphics.

Verified Sources: Steam store listing
Project Zomboid minimum and recommended PC specifications
Component Minimum
Operating system Windows 10 / 11 - 64 Bit
Processor Intel 2.77GHz Quad-core
Memory 8Gb Ram
Graphics Dedicated graphics card with 4 GB of VRAM minimum, OpenGL 2.1 and GLSL 1.2 support (generally 2012 or newer)
Storage 10Gb
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

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

Quick answers

Running Project Zomboid on PC

Can my PC run Project Zomboid?
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 Project Zomboid need?
10Gb