PC requirements

Star Wars: Republic Commando System Requirements

Star Wars: Republic Commando needs at least Pentium III or Athlon 1.0 GHz or faster CPU, 256MB RAM and 64MB 3D Graphics card with Vertex Shader and Pixel Shader (VS/PS) capability graphics.

Verified Sources: Steam store listing
Star Wars: Republic Commando minimum and recommended PC specifications
Component Minimum
Operating system Windows 2000, XP or Vista
Processor Pentium III or Athlon 1.0 GHz or faster CPU
Memory 256MB RAM
Graphics 64MB 3D Graphics card with Vertex Shader and Pixel Shader (VS/PS) capability
Storage 2.0GB
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

Star Wars: Republic Commando is also available on these systems, where hardware is fixed and no per-PC check is needed:

Quick answers

Running Star Wars: Republic Commando on PC

Can my PC run Star Wars: Republic Commando?
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 Star Wars: Republic Commando need?
2.0GB