Official specs from Steam

Microsoft Flight Simulator 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 i5-4460 | AMD Ryzen 3 1200
Memory8 GB RAM
GraphicsNVIDIA GTX 770 | AMD Radeon RX 570
DirectXVersion 11
Storage150 GB available space
VR SupportSteamVR, Oculus PC, or OpenXR. Keyboard and mouse required

Recommended

NoteRequires a 64-bit processor and operating system
OSWindows 10
ProcessorIntel i5-8400 | AMD Ryzen 5 1500X
Memory16 GB RAM
GraphicsNVIDIA GTX 970 | AMD Radeon RX 590
DirectXVersion 11
Storage150 GB available space

FAQ

What graphics card do I need for Microsoft Flight Simulator?

Minimum: NVIDIA GTX 770 | AMD Radeon RX 570. Recommended: NVIDIA GTX 970 | AMD Radeon RX 590.

How much RAM does Microsoft Flight Simulator need?

Microsoft Flight Simulator needs 8 GB RAM at minimum, 16 GB RAM recommended.

How big is Microsoft Flight Simulator?

Microsoft Flight Simulator requires 150 GB available space.

Does Microsoft Flight Simulator run on Mac or Steam Deck/Linux?

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