He added: “You have a lot of media and TV who can give (Allardyce) reports.
“So if someone scores a goal like Jonjo did at QPR and everybody is talking about him, then I’m sure he will have the information to see if Jonjo is at this level.”
Newcastle can go top of the table if they beat Wolves at St James’ Park today for a sixth straight win – after losing their opening two games of the season.
Despite putting six past Rangers on Tuesday night, Benitez is likely to make changes, as he’s done for every game so far.
He said: “To play the same team, you cannot play with this intensity, this level for the whole season especially with so many games.
“It depends on positions but you cannot have players playing too many matches in a row.”