SIMD Matters: Graph Coloring

SIMD in game development Often in game development we talk about SIMD. It is the holy grail of CPU performance, often out of reach. The conventional wisdom is that it is difficult to achieve real gains from SIMD.
It is tempting to build a math library around SIMD hoping to get some performance gains. However, it often has no proven benefit. It just feels good to be using something we know can improve performance.