This is an industry standard practice across many different areas. You know those "game ready" video card drivers you download? Inside the driver there's a big

This is an industry standard practice across many different areas. You know those "game ready" video card drivers you download? Inside the driver there's a big lookup table of executable names tied to tuned parameters for the video pipeline. The APIs that are used (DirectX, OpenGL, etc.) don't allow sufficient tuning of the behavior of GPUs, so instead there's a sort of meta layer of programming which gets done by the graphics card makers.