The PriorityBase property indicates the current base priority of a thread. The operating system may raise the thread's dynamic ...

The PriorityBase property indicates the current base priority of a thread. The operating system may raise the thread's dynamic priority above the base priority if the thread is handling user input, or lower it toward the base priority if the thread becomes compute-bound. The PriorityBase propertycan have a value between 0 and 31