Your PC's background environment often dictates how smoothly GTA 5 runs:
Create a commandline.txt file in your main GTA 5 folder to add parameters like -disableHyperthreading (for older CPUs) or -FrameQueueLimit 1 to reduce input lag. GTA 5 Best FPS Boost Guide 2023
This is the largest performance killer. Disabling MSAA entirely and using FXAA instead can provide a massive FPS boost (up to 30-40%) with minimal visual loss. Your PC's background environment often dictates how smoothly
For players on lower-end hardware or those seeking every possible frame, these deeper tweaks are effective: these deeper tweaks are effective: