Ensure your RAM is actually running at its advertised speed by enabling the XMP profile in your motherboard's BIOS.
These are the most taxing settings. Lowering "Shadow Quality" and "Screen Space Reflections" can often gain you 10-20 FPS. How To DRASTICALLY Boost FPS, Fix FPS Drops & ...
Updating and configuring your GPU drivers is the single most important step for performance. Ensure your RAM is actually running at its
Use "Focus Assist" to prevent background pop-ups from causing FPS drops during gameplay. 3. Adjust In-Game Settings How To DRASTICALLY Boost FPS, Fix FPS Drops & ...