Windows manages memory (RAM) using several states: In Use, Modified, Standby, and Free. The (or Standby Memory) caches data that was previously used in case the application needs it again quickly. This is usually helpful. However, in gaming, this logic backfires.
If you have ever cursed your $2,000 gaming PC for stuttering in a five-year-old game, install ISLC 1.0.2.8. Configure it once, forget it, and enjoy lower latency, smoother frametimes, and a more responsive system. islc 1.0.2.8