If performance is still low, downscale to 1280x720 (720p). V-Sync: Set to Off . System & Driver Optimizations Enlisted - How To Boost FPS & Increase Overall Performance
Lowering these key settings can provide the most significant FPS gains: Enlisted - How To Boost FPS & Increase Overall ...
Set to Low for cards with less than 2GB VRAM. Anisotropy & Enhanced Filtering: Set to Off or Minimum . If performance is still low, downscale to 1280x720 (720p)
Disable High-resolution visual effects and Raindrops on screen . Display: Window Mode: Always use Full Screen to reduce latency. If performance is still low