Official specs from Steam

Ghostwire: Tokyo system requirements

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

Minimum

NoteRequires a 64-bit processor and operating system
OS64bit Windows10 (version 1909 or higher)
ProcessorCore i7 4770K @3.5ghz / Ryzen 5 2600
Memory12 GB RAM
GraphicsGTX1060 / RX5500XT / Arc A380* (VRAM 6GB or higher)
DirectXVersion 12
Storage26 GB available space
Additional NotesSSD Storage, *Please check Intel's website for Arc compatible CPU and motherboard requirements.

Recommended

NoteRequires a 64-bit processor and operating system
OS64bit Windows10 (version 1909 or higher)
ProcessorCore i7 6700 @3.4ghz / Ryzen 5 2600
Memory16 GB RAM
GraphicsGTX1080 / RX5600XT / Arc A750* (VRAM 6GB or higher)
DirectXVersion 12
Storage26 GB available space
Additional NotesSSD Storage, *Please check Intel's website for Arc compatible CPU and motherboard requirements.

FAQ

What graphics card do I need for Ghostwire: Tokyo?

Minimum: GTX1060 / RX5500XT / Arc A380* (VRAM 6GB or higher). Recommended: GTX1080 / RX5600XT / Arc A750* (VRAM 6GB or higher).

How much RAM does Ghostwire: Tokyo need?

Ghostwire: Tokyo needs 12 GB RAM at minimum, 16 GB RAM recommended.

How big is Ghostwire: Tokyo?

Ghostwire: Tokyo requires 26 GB available space.

Does Ghostwire: Tokyo run on Mac or Steam Deck/Linux?

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