PC requirements

Killing Floor 2 System Requirements

Killing Floor 2 needs at least Core 2 Duo E8200 2.66GHz or Phenom II X2 545, 3 GB RAM and GeForce GTS 250 or Radeon HD 4830 graphics. For the recommended experience you want Core 2 Quad Q9550 2.83GHz or Phenom II X4 955, 4 GB RAM and GeForce GTX 560 or Radeon HD 6950 graphics.

Verified Sources: Steam store listing
Killing Floor 2 minimum and recommended PC specifications
Component Minimum Recommended
Operating system Win7 64-bit, Win8/8.1 64-bit Windows 10 64-bit
Processor Core 2 Duo E8200 2.66GHz or Phenom II X2 545 Core 2 Quad Q9550 2.83GHz or Phenom II X4 955
Memory 3 GB RAM 4 GB RAM
Graphics GeForce GTS 250 or Radeon HD 4830 GeForce GTX 560 or Radeon HD 6950
DirectX Version 10 Version 11
Storage 80 GB available space 100 GB available space
Additional notes UNSUPPORTED HARDWARE: IntelHD Integrated Graphics Chips, 32-bit Operating Systems, NVIDIA ® FleX features require a GeForce ® GTX™ 770 or higher (GeForce ® GTX™ 980 recommended) NVIDIA ® FleX features require a GeForce ® GTX™ 770 or higher (GeForce ® GTX™ 980 recommended)
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

Killing Floor 2 is also available on these systems, where hardware is fixed and no per-PC check is needed:

Quick answers

Running Killing Floor 2 on PC

Can my PC run Killing Floor 2?
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 Killing Floor 2 need?
80 GB available space
What is the difference between minimum and recommended specs?
Minimum means the game starts and is playable, usually at 30fps on low settings at 1080p. Recommended is the developer's target for a smooth 60fps experience at high settings.