These settings relate to low level rendering options.

<ONLY_RIFT><title>Virtual Texture Size</title>
Change to render to a smaller-than-optimal eye buffer. Improves performance but reduces visual quality.

</ONLY_RIFT><ONLY_GEARVR><title>CPU Level, GPU Level</title>
Varies clock speed of the mobile CPU and GPU. See our mobile Development Guide for details.</ONLY_GEARVR>
