Official specs from Steam

Sword of the Sea 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
ProcessorIntel Core i5-9400 or AMD Ryzen 5 2600, Requires a CPU with the AVX2 instruction set
Memory12 GB RAM
GraphicsNVIDIA GeForce GTX 1070, 8GB or AMD Radeon RX 5600, 6GB or Intel Arc B570
DirectXVersion 12
Storage15 GB available space
Sound CardAny
VR SupportNo
Additional NotesFull DualSense controller support- disable Steam Input

Recommended

NoteRequires a 64-bit processor and operating system
OSWindows 11
ProcessorIntel Core i5-12600K or AMD Ryzen 7 5700X
Memory16 GB RAM
GraphicsNVIDIA GeForce RTX 2080 Ti, 11GB or AMD Radeon VII, 16GB or Intel Arc B580
DirectXVersion 12
Storage15 GB available space
Sound CardAny
VR SupportNo
Additional NotesFull DualSense controller support- disable Steam Input

FAQ

What graphics card do I need for Sword of the Sea?

Minimum: NVIDIA GeForce GTX 1070, 8GB or AMD Radeon RX 5600, 6GB or Intel Arc B570. Recommended: NVIDIA GeForce RTX 2080 Ti, 11GB or AMD Radeon VII, 16GB or Intel Arc B580.

How much RAM does Sword of the Sea need?

Sword of the Sea needs 12 GB RAM at minimum, 16 GB RAM recommended.

How big is Sword of the Sea?

Sword of the Sea requires 15 GB available space.

Does Sword of the Sea run on Mac or Steam Deck/Linux?

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