Increased computer efficiency. The ability to re-route power to vital systems if power has been cut. The capacity to make life-saving decisions at speeds we cannot attain because we are limited by our own bodies.

However, none of this requires the intelligence to be much more self-aware than a base animal. Programming an intelligence with man's sentience would burden it with the ability to ask the answerless questions we spend so much time mulling over. Such things prevent the intelligence from acting efficiently, which defeats the purpose of having one in the first place.