Singularity™ — Steam Launch Options

11 community-verified launch options for Singularity™ on Steam ↗.

DeveloperRaven Software

PublisherActivision

Released2010-06-30

EngineUnreal Engine

-sm4

Forces Shader Model 4 (DirectX 10). Significant performance improvement in UE games.

Epic Games Documentation
✅ Verified
-windowed

Run the game in windowed mode instead of fullscreen

manual_curation
✅ Verified
-dx11

Force DirectX 11 rendering

manual_curation
✅ Verified
-dx12

Force DirectX 12 rendering

manual_curation
✅ Verified
-vulkan

Use Vulkan renderer

manual_curation
✅ Verified
-fullscreen

Force fullscreen mode on startup

manual_curation
✅ Verified
-ResX=

Set horizontal resolution (e.g., -ResX=1920)

Unreal Engine
-ResY=

Set vertical resolution (e.g., -ResY=1080)

Unreal Engine
-USEALLAVAILABLECORES

Uses all available CPU cores in Unreal Engine games.

Epic Games Documentation
✅ Verified
PROTON_USE_D9VK=1

Proton/Wine compatibility option.

ProtonDB
-malloc=system

Use system memory allocator for better performance

Unreal Engine