Newcastle United lost to Nottingham Forest in the Championship on Friday evening.
The summer signing has already scored four goals in five games this season.
Howey believes Newcastle United fans will be delighted with the £30m Tottenham Hotspur paid for the French international midfielder.
Benitez agreed a new deal to stay at Newcastle United this week.
The Spaniard's St. James' Park future has been thrust into doubt following the Magpies' relegation.
The former Toon defender now believes the club will survive.
The former Newcastle player does not think the club will survive.
Steve Howey says that Aleksandar Mitrovic will be key for Newcastle United and Jermain Defoe will be important for Sunderland.
Both Newcastle United and Sunderland are in danger of getting relegated to the Championship at the end of the season.
Newcastle United are fighting for survival in the Premier League at the moment.