The Toon are ready to bin McClaren, but are yet to pull gthe trigger.
Starsport understands the club could wait until tomorrow to finally put the ex-England manager out of his misery.
According to reports in Spain, Benitez has agreed a move to St James’ Park and he faces the huge task of keeping them up.
Newcastle sit second bottom in the table and are a point off of Sunderland – and safety.
While McClaren was appointed as head coach, Benitez will be handed the manager’s title.