Official specs from Steam

Kingdom Come: Deliverance II system requirements

Minimum and recommended PC specs as listed by the developer on Steam.

Minimum

NoteRequires a 64-bit processor and operating system
OSWindows 10 64-bit (or newer)
ProcessorIntel Core i5-8400, AMD Ryzen 5 2600
Memory16 GB RAM
GraphicsNVIDIA GeForce GTX 1060 (6GB), AMD Radeon RX 580
Storage100 GB available space
Additional NotesSSD required

Recommended

NoteRequires a 64-bit processor and operating system
OSWindows 10 64-bit (or newer)
ProcessorIntel Core i7-13700K, AMD Ryzen 7 7800X3D
Memory32 GB RAM
GraphicsNVIDIA GeForce RTX 4070, AMD Radeon RX 7800 XT
Storage100 GB available space
Additional NotesSSD required

FAQ

What graphics card do I need for Kingdom Come: Deliverance II?

Minimum: NVIDIA GeForce GTX 1060 (6GB), AMD Radeon RX 580. Recommended: NVIDIA GeForce RTX 4070, AMD Radeon RX 7800 XT.

How much RAM does Kingdom Come: Deliverance II need?

Kingdom Come: Deliverance II needs 16 GB RAM at minimum, 32 GB RAM recommended.

How big is Kingdom Come: Deliverance II?

Kingdom Come: Deliverance II requires 100 GB available space.

Does Kingdom Come: Deliverance II run on Mac or Steam Deck/Linux?

There is no native macOS version. There is no native Linux build (Proton compatibility may vary).