These arguments target the rendering pipeline to squeeze out extra frames. -d3d12 : Forces DirectX 12 (better for newer hardware). -d3d11 : Forces DirectX 11 (better for older hardware).
: Not every game uses Unreal Engine; check PCGamingWiki for game-specific flags.
: If the game crashes, remove -NOTEXTURESTREAMING first. ✅ Final Recommendation EPIC GAMES COMMAND LINE ARGUMENTS TO BOOST FPS
Use these to force the game to prioritize CPU resources and skip heavy startup animations. -high : Sets CPU priority to high. -USEALLAVAILABLECORES : Forces use of all CPU cores. -nosplash : Skips the loading splash screen. -nomansky : Disables high-quality sky effects (UE games). -lanplay : Can reduce network-related stuttering. 🖥️ Graphical & Engine Tweaks
Paste your desired string (e.g., -high -USEALLAVAILABLECORES ). ⚠️ Important Considerations These arguments target the rendering pipeline to squeeze
-NOTEXTURESTREAMING : Loads all textures at once (prevents pop-in stutter). -limitfps [60] : Caps FPS to stabilize frame times. ⚙️ How to Apply Them Open the . Click your Profile Icon (top right). Go to Settings . Scroll down to the specific Game Name . Check Additional Command Line Arguments .
For a universal performance boost, use: -high -USEALLAVAILABLECORES -nosplash -preferredprocessor [X] (Replace X with your physical core count). : Not every game uses Unreal Engine; check
The most effective command line argument for boosting performance is: -high -USEALLAVAILABLECORES -nomansky -nosplash 🛠️ Core Optimization Commands