Official specs from Steam

Metro 2033 system requirements

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

Minimum

OS *Windows XP, Vista, or 7
ProcessorDual core CPU (any Core 2 Duo or better)
Memory1GB RAM
GraphicsDirectX 9, Shader Model 3 compliant graphics cards (GeForce 8800, GeForce GT220 and above)
DirectX®DirectX 9.0c
NoteNVIDIA GeForce GTX 275 and above recommended
NoteA 120Hz (or above) monitor
NoteNVIDIA 3D Vision kit Microsoft Windows Vista or Windows 7

Recommended

ProcessorAny Quad Core or 3.0+ GHz Dual Core CPU
Memory2GB RAM
GraphicsDirectX 10 compliant graphics card (GeForce GTX 260 and above)
DirectX®DirectX 10 or higher
ProcessorCore i7 CPU
Memory8GB RAM or higher
GraphicsNVIDIA DirectX 11 compliant graphics card (GeForce GTX 480 and 470)
DirectX®DirectX 11

FAQ

What graphics card do I need for Metro 2033?

Minimum: DirectX 9, Shader Model 3 compliant graphics cards (GeForce 8800, GeForce GT220 and above). Recommended: DirectX 10 compliant graphics card (GeForce GTX 260 and above).

How much RAM does Metro 2033 need?

Metro 2033 needs 1GB RAM at minimum, 2GB RAM recommended.

Does Metro 2033 run on Mac or Steam Deck/Linux?

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