If you are looking for what makes the current state of the game "better" than the original or earlier launch versions, here are the most notable enhancements:

Guerrilla and Nixxes continue to polish Aloy’s origin story. This latest patch prioritizes stability and optimization to ensure the remastered experience remains the definitive way to play.

: High-spec systems no longer require a mandatory shader pre-compilation step at launch; it now happens dynamically or in the background. NVIDIA DLSS 3 AMD FSR 3.1 Intel XeSS to significantly boost FPS. Recommended Settings for 8GB GPUs Texture Quality Shadow Quality Ambient Occlusion Level of Detail : Medium or High Gameplay Enhancements Machine Visual Cues : Ensure your game is updated so machine eyes correctly before an attack, a critical visual cue for timing dodges. Mount Controls

: Resolved bugs where motion aiming did not work while riding a mount. Auto Pickup