Official specs from Steam

Assetto Corsa system requirements

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

Minimum

OS *Windows 7 Sp1 - 8 - 8.1 - 10
ProcessorAMD Athlon X2 2.8 GHZ, Intel Core 2 Duo 2.4 GHZ
Memory2 GB RAM
GraphicsDirectX 10.1 (e.g. AMD Radeon HD 6450, Nvidia GeForce GT 460)
DirectXVersion 11
NetworkBroadband Internet connection
Storage15 GB available space
Sound CardIntegrated
VR SupportSteamVR or Oculus PC. Keyboard or gamepad required

Recommended

OS *Windows 7 Sp1 - 8 - 8.1 - 10
ProcessorAMD Six-Core CPU, Intel Quad-Core CPU
Memory6 GB RAM
GraphicsDirectX 11 (e.g. AMD Radeon 290x, Nvidia GeForce GTX 970)
DirectXVersion 11
NetworkBroadband Internet connection
Storage30 GB available space
Sound CardIntegrated

FAQ

What graphics card do I need for Assetto Corsa?

Minimum: DirectX 10.1 (e.g. AMD Radeon HD 6450, Nvidia GeForce GT 460). Recommended: DirectX 11 (e.g. AMD Radeon 290x, Nvidia GeForce GTX 970).

How much RAM does Assetto Corsa need?

Assetto Corsa needs 2 GB RAM at minimum, 6 GB RAM recommended.

How big is Assetto Corsa?

Assetto Corsa requires 15 GB available space.

Does Assetto Corsa run on Mac or Steam Deck/Linux?

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