Official specs from Steam

Warhammer 40,000: Rogue Trader system requirements

Minimum and recommended PC specs as listed by the developer on Steam. Native macOS version available.

Minimum

OSWin10
ProcessorIntel(R) Core(TM) i5-4590T CPU @ 2.00GHz
Memory8 GB RAM
GraphicsAMD Radeon RX Vega 6 / Intel HD Graphics 630
DirectXVersion 11
Storage40 GB available space

Recommended

OSWin10
ProcessorIntel(R) Core(TM) i5-6400 CPU @ 2.70GHz
Memory16 GB RAM
GraphicsAMD Radeon RX 570 / NVIDIA GeForce GTX 1050 Ti
DirectXVersion 11
Storage40 GB available space

macOS minimum

OS10.14.6
ProcessorIntel Core i3 8100 @ 3.6 GHz or Apple Silicon M1
Memory8 GB RAM
GraphicsIntel: AMD Radeon Pro 555X 2GB or ARM: Integrated
Storage40 GB available space

macOS recommended

OS10.15.7
ProcessorIntel Core i5 8400 @ 2.8 GHz or Apple Silicon M1X
Memory16 GB RAM
GraphicsIntel: AMD Radeon Pro 570X 4GB or ARM: Integrated
Storage40 GB available space

FAQ

What graphics card do I need for Warhammer 40,000: Rogue Trader?

Minimum: AMD Radeon RX Vega 6 / Intel HD Graphics 630. Recommended: AMD Radeon RX 570 / NVIDIA GeForce GTX 1050 Ti.

How much RAM does Warhammer 40,000: Rogue Trader need?

Warhammer 40,000: Rogue Trader needs 8 GB RAM at minimum, 16 GB RAM recommended.

How big is Warhammer 40,000: Rogue Trader?

Warhammer 40,000: Rogue Trader requires 40 GB available space.

Does Warhammer 40,000: Rogue Trader run on Mac or Steam Deck/Linux?

Yes, there is a native macOS version. There is no native Linux build (Proton compatibility may vary).