Official specs from Steam

Middle-earth: Shadow of War system requirements

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

Minimum

NoteRequires a 64-bit processor and operating system
OS *Windows 7 SP1 with Platform Update
ProcessorAMD FX-4350, 4.2 GHz / Intel Core i5-2300, 2.80 GHz
Memory6 GB RAM
GraphicsAMD HD 7870, 2 GB / NVIDIA GTX 660, 2 GB
DirectXVersion 11
NetworkBroadband Internet connection
Storage70 GB available space
Additional NotesX64 required

Recommended

NoteRequires a 64-bit processor and operating system
OSWindows 10 Creators Update
ProcessorAMD FX-8350, 4.0 GHz / Intel Core i7-3770, 3.4 GHz
Memory12 GB RAM
GraphicsAMD RX 480, 4 GB or RX580, 4GB / NVIDIA GTX 970, 4GB or GTX1060, 6GB
DirectXVersion 11
NetworkBroadband Internet connection
Storage70 GB available space
Additional NotesX64 required

FAQ

What graphics card do I need for Middle-earth: Shadow of War?

Minimum: AMD HD 7870, 2 GB / NVIDIA GTX 660, 2 GB. Recommended: AMD RX 480, 4 GB or RX580, 4GB / NVIDIA GTX 970, 4GB or GTX1060, 6GB.

How much RAM does Middle-earth: Shadow of War need?

Middle-earth: Shadow of War needs 6 GB RAM at minimum, 12 GB RAM recommended.

How big is Middle-earth: Shadow of War?

Middle-earth: Shadow of War requires 70 GB available space.

Does Middle-earth: Shadow of War run on Mac or Steam Deck/Linux?

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