PC requirements

Fable: The Lost Chapters System Requirements

Fable: The Lost Chapters needs at least 1.4 GHz equivalent or greater, 256MB of RAM and 64 MB shader-capable video card graphics.

Verified Sources: Steam store listing
Fable: The Lost Chapters minimum and recommended PC specifications
Component Minimum
Operating system Windows XP or later
Processor 1.4 GHz equivalent or greater
Memory 256MB
Graphics 64 MB shader-capable video card
Storage 3GB of available hard disk 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

Fable: The Lost Chapters is also available on these systems, where hardware is fixed and no per-PC check is needed:

Quick answers

Running Fable: The Lost Chapters on PC

Can my PC run Fable: The Lost Chapters?
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 Fable: The Lost Chapters need?
3GB of available hard disk space