Crusader Kings III system requirements: can your PC run it?

2020 · RPG, Simulation, Strategy · Paradox Development Studio

The developer recommends Intel Core i5-8400 | AMD Ryzen 5 1600X, NVIDIA GeForce GTX 970 | AMD Radeon RX 480 | Intel Arc A580, 16 GB of RAM.

The minimum is Intel Core i5-750 | AMD FX 4300, NVIDIA GeForce GTX 660 | AMD Radeon HD 7870 | Intel Arc A310 | Intel Iris Plus G7 | AMD Radeon Vega 11, 8 GB of RAM, with 20 GB of free disk space.

These are the official requirements from the game's store page.

Demand levelDemanding (54%)

Official requirements

MinimumRecommended
ProcessorIntel Core i5-750 | AMD FX 4300Intel Core i5-8400 | AMD Ryzen 5 1600X
GraphicsNVIDIA GeForce GTX 660 | AMD Radeon HD 7870 | Intel Arc A310 | Intel Iris Plus G7 | AMD Radeon Vega 11NVIDIA GeForce GTX 970 | AMD Radeon RX 480 | Intel Arc A580
Memory8 GB16 GB
Storage20 GB20 GB
OSWindows® 10 Home 64 bitWindows® 10 Home 64 bit or Windows® 11

Source: Steam store page, checked 2026-10-08.

Parts that run Crusader Kings III well

Upgrading for Crusader Kings III? These are the cheapest graphics cards and processors on sale today that match or beat the developer's recommended parts, so the game runs the way it was meant to.

Crusader Kings III FPS calculator

Frame rates here are our estimates from the official specs and our benchmark scores, not measured results.

Resolution
Estimated performance

Select your processor and graphics card to see the frame rates and whether your PC meets the official specs.

—1080p · High Preset
1080p High—
1440p High—
4K High—

Estimated benchmark range at High settings (native resolution without DLSS/FSR upscaling). 1% low frame rates during intense scenes are typically 20–30% lower than average.

FPS on popular graphics cards

Estimated FPS at high settings, each card paired with a Ryzen 7 7800X3D so the processor does not hold it back.

Graphics card1080p1440p4K
GeForce RTX 5090 32GB 247247229
GeForce RTX 4090 24GB 247247188
GeForce RTX 5080 16GB 247247160
GeForce RTX 5070 Ti 16GB 247220143
Radeon RX 9070 XT 16GB 247218141
GeForce RTX 5070 12GB 247185120
GeForce RTX 4070 SUPER 12GB 242179116
Radeon RX 7800 XT 16GB 225166108
GeForce RTX 5060 Ti 16GB 17713185
Radeon RX 9060 XT 16GB 17312883
GeForce RTX 3070 8GB 16512279
GeForce RTX 5060 8GB 15311374
GeForce RTX 3060 Ti 8GB 14510870
Arc B580 14110568
GeForce RTX 4060 8GB 1339964
Radeon RX 7600 8GB 1299562
GeForce RTX 3060 12GB 1168656
Radeon RX 6600 8GB 1088052
GeForce RTX 2060 906743
GeForce GTX 1660 Super 765737
GeForce GTX 1060 6GB 695133
GeForce RTX 3050 6GB 675032
Radeon RX 580 634730
GeForce GTX 1650 503724
GeForce GTX 1050 Ti 413020

FAQ

What are the Crusader Kings III system requirements?

Minimum: Intel Core i5-750 | AMD FX 4300 processor, NVIDIA GeForce GTX 660 | AMD Radeon HD 7870 | Intel Arc A310 | Intel Iris Plus G7 | AMD Radeon Vega 11 graphics, 8 GB RAM. Recommended: Intel Core i5-8400 | AMD Ryzen 5 1600X, NVIDIA GeForce GTX 970 | AMD Radeon RX 480 | Intel Arc A580, 16 GB RAM.

Can I run Crusader Kings III on an RTX 4060?

Yes. We estimate about 133 FPS at 1080p high settings with a fast processor (high to ultra). That's our estimate, not a benchmark.

Can a GTX 1060 run Crusader Kings III?

Yes, at about 69 FPS at 1080p high in our estimate (high). Lower the settings for a steadier frame rate.

How much RAM does Crusader Kings III need?

8 GB minimum and 16 GB recommended. 16 GB is the sweet spot for most gaming PCs today.

How big is Crusader Kings III on PC?

It needs about 20 GB of free space. Leave a few GB extra for updates.

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