He told BBC Radio Norfolk: "It's like any other great man in football whether it's a Ferguson or an O'Neill, Paul is very driven.
"He eats, sleeps and drinks Norwich City. He thinks about little else."
He added: "He's got this absolute desire and hunger to win every single football match."
McNally brought Lambert to Carrow Road in August 2009 - the two men had previously worked together at Celtic.
Since Paul Lambert took charge, we've won two out of every three league games and that's simply astonishing
Norwich City chief executive David McNally
Thousands of Norwich City fans lined the streets on Thursday to see the team go past on an open-topped bus to celebrate their title win in League One.
"It's all about those that pay - our fantastic supporters - and those that play and the players have been magnificent," McNally added.
"Since Paul Lambert took charge, we've won two out of every three league games and that's simply astonishing."
Source: BBC Sport
Source: BBC Sport