Turning this setting down can get you a couple of additional frames. Most people are not going to notice the improvement in quality when moving from high to ultra so you should keep this setting at high unless you have plenty of VRAM at your disposal. The lowest setting is low and you can bump it up to ultra. This setting controls the quality of the textures for characters and the environment around you as well as objects. The performance hit is minor at half a frame per second. Just as the name implies, this setting will sharpen the image but it can seem unnatural at times, so keep that in mind. The performance hit is minor as well so you can leave it on if you want. While there are plenty of options that you can choose, this setting does not significantly affect the image quality. This setting affects the quality of shadows in The Witcher 3. This setting has a minor impact on performance and you can keep it on if you have a decent graphics card. These are the beams that project through the foliage. So keep that in mind when tinkering with this setting. The grass added by turning this setting up is minimal and does not justify the loss in FPS. This setting controls the amount of grass that you can see around you. The performance hit is not significant in the cities but when you are in the woods or open fields then the performance hit is going to be much higher. You can turn this setting down to increase in-game performance. The higher the setting the more foliage you are going to see around you. This setting controls the number of trees or greenery that is rendered at any given time. You can turn this setting down if your hardware is lagging behind but you should be fine if you have a relatively decent graphics card. It is the number of elements that can be seen on the screen at any given time. The detail level is exactly what the name implies it is.

This is mostly for people that are interested in playing The Witcher 3 at 1080p. This can help hide the low-quality elements of a game and aliasing. This setting adds a subtle out of focus look. This setting has a very minute impact on performance and the hit is less than a frame per second. This is an optional setting in the game that can be turned off. You can keep this setting on if you want an additional layer of realism. While recording the performance effects is not accurate, the performance hit is only a few frames per second per fight. Radial and Gaussian blur are added into the mix when Blur is turned on. These effects create distortion when in action or when casting spells.

The witcher pc