1)Go to your Nvidia Control Panel
2)Click Manage 3D Settings
3)Go to program settings tab
4)Select Gta V from there & do the following changes:-
- Of course select High Performance Nvidia As Graphics Processor.
- Change Anisotropic Filtering to "Application controlled"
- Antialiasing-FXAA to "ON"
- Antialiasing Mode to "Application Controlled"
- Antialiasing Transparency to "Multisample"
- Maximum pre-rendered frames to "1"
- Multiple Display/Mixed GPU Acceleration to "Single display performance mode" (if u have single display)
- Power management Mode to "Prefer maximum Performance"
- Shader Cache to "ON"
- Texture Filtering-Anisotropic sample option to "OFF"
- Texture Filtering-Negative LOD Bias to "Allow"
- Texture Filtering To "Quality"
- Texture Filtering Trilinear Optimization to "ON"
- Threaded Optimization to "Auto"
- Triple Buffering To "ON"
- Vertical Sync to "ON" (Also "ON" V Sync From Game Within)
- Virtual reality Pre-rendered frames to "1"
That's it you have to do from Nvidia Control Panel to Optimize your Gta V FPS.I'll tell you more and more secrets of optimizing gaming etc...so subscribe to my blog and share it for others.