PC requirements

The Sum of All Fears System Requirements

The Sum of All Fears needs at least Pentium II 450, AMD K6 III 500 or equivalent and 16 MB DirectX 8 compatible 3D card (Voodoo cards are not supported) graphics.

Verified Sources: Steam store listing
The Sum of All Fears minimum and recommended PC specifications
Component Minimum
Processor Pentium II 450, AMD K6 III 500 or equivalent
Graphics 16 MB DirectX 8 compatible 3D card (Voodoo cards are not supported)
Additional notes DirectX 8 compatible sound 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

The Sum of All Fears is also available on these systems, where hardware is fixed and no per-PC check is needed:

Quick answers

Running The Sum of All Fears on PC

Can my PC run The Sum of All Fears?
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 The Sum of All Fears need?
Storage requirements are not published for this title yet.