The Giants have liked everything they’ve seen out of their first-round draft pick. David Wilson has the speed and the moves to energize a rushing attack that ranked last in the NFL last year.

But so far, the 21-year-old running back has done it only in practice, where tackling is forbidden and everything is controlled. The Giants will get their first real clue as to how much Wilson can help them this season when they open their preseason slate against the Jaguars here on Friday night.

“Practice is one thing, (a) game is another,” said running backs coach Jerald Ingram. “The challenge of a game, we’re looking forward to it, to see what he can do. There are some things that I’m very impressed with. There are some things that I’m not.