Official specs from Steam

Metro: Last Light Redux system requirements

Minimum and recommended PC specs as listed by the developer on Steam. Native macOS version available. Native Linux build available.

Minimum

OS *Windows Vista, 7 or 8 (64-bit only)
ProcessorDual Core CPU (2.2+ GHz Dual Core CPU or better)
Memory2 GB RAM
GraphicsDirectX 10, Shader Model 4 compliant graphics cards (GeForce 8800 GT 512 MB, GeForce GTS 250, etc)
DirectXVersion 10
Storage10 GB available space
Additional Notes64-bit only

Recommended

OS *Windows 7 or 8 (64-bit only)
ProcessorAny Quad Core or 3.0+ GHz Dual Core CPU
Memory4 GB RAM
GraphicsDirectX 11 compliant graphics card (GeForce GTX 480 and above)
DirectXVersion 11
Storage10 GB available space
Additional Notes(64-bit only)

macOS minimum

OSOS X 10.9.5 Mavericks or newer
Processor3.2 GHz Intel Core i5
Memory8 GB RAM
GraphicsRadeon HD7950 3GB / NVIDIA GeForce GTX 750m 1GB
Additional NotesNotice for OS X Yosemite 10.10.5 users with an Nvidia graphics card at or above the minimum specification listed: Currently separate drivers are available to fix performance issues specifically affecting Nvidia users who are using OS X Yosemite. These drivers are currently only compatible with OS X Yosemite 10.10.5 and can be found here .

macOS recommended

OSOS X 10.9.5 Mavericks or newer
Processor3.2 GHz Intel Core i5
Memory8 GB RAM
GraphicsRadeon HD7950 3GB / NVIDIA GeForce GTX 775m 2GB
Additional NotesNotice for OS X Yosemite 10.10.5 users with an Nvidia graphics card at or above the minimum specification listed: Currently separate drivers are available to fix performance issues specifically affecting Nvidia users who are using OS X Yosemite. These drivers are currently only compatible with OS X Yosemite 10.10.5 and can be found here .

FAQ

What graphics card do I need for Metro: Last Light Redux?

Minimum: DirectX 10, Shader Model 4 compliant graphics cards (GeForce 8800 GT 512 MB, GeForce GTS 250, etc). Recommended: DirectX 11 compliant graphics card (GeForce GTX 480 and above).

How much RAM does Metro: Last Light Redux need?

Metro: Last Light Redux needs 2 GB RAM at minimum, 4 GB RAM recommended.

How big is Metro: Last Light Redux?

Metro: Last Light Redux requires 10 GB available space.

Does Metro: Last Light Redux run on Mac or Steam Deck/Linux?

Yes, there is a native macOS version. A native Linux build is available.