Portal Knights system requirements

Portal Knights needs at least a GeForce GTX 470 or Radeon TM HD 6870 class GPU, 4 GB RAM and 8 GB of storage on PC.

Facts and sources

FactValueSource
OS64bit Versions of Windows 7, Windows 8, Windows 10Steam store page, checked October 28, 2026
CPUAMD Phenom(tm) 8450 Triple-Core Processor (3 CPUs), ~2.1GHz or Intel Core 2 Duo E8400 @ 3.0 GHzSteam store page, checked October 28, 2026
GPUGraphics: NVIDIA® GeForce GTX 470 (1Gb VRAM) / ATI Radeon TM HD 6870 (1Gb VRAM)Steam store page, checked October 28, 2026
RAM4 GB RAMSteam store page, checked October 28, 2026
Storage8 GB available spaceSteam store page, checked October 28, 2026

FAQ

What is the minimum GPU for Portal Knights?

A GeForce GTX 470 or Radeon TM HD 6870 class GPU or better.

How much RAM does Portal Knights need?

4 GB RAM

How much storage does Portal Knights need?

8 GB available space

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