"We kind of went through the motions," Jamison said.
It was the Hawks' third straight win, moving them one-half game ahead of idle New Jersey for eighth place in the Eastern Conference. The Hawks haven't made the playoffs since the 1998-99 season.
Washington, which had its three-game winning streak end, had won 12 of 15 games against the Hawks. The Wizards fell to 33-33.
The Hawks never trailed in the first half, shooting 58.3 percent, but Haywood made two free throws at the start of the second to give the Wizards their first lead. This is just the second time this season that Atlanta has won two straight road games.
Magic 104, Cavaliers 90 -- Dwight Howard had 23 points and 13 rebounds, Rashard Lewis scored 21 and Orlando beat visiting Cleveland. LeBron James had 30 points, nine rebounds and six assists for the Cavaliers.
Grizzlies 98, Bobcats 80 -- Mike Miller had 18 points and 13 rebounds, helping Memphis end a four-game losing streak with a victory over visiting Charlotte. Juan Carlos Navarro led the Grizzlies with 21 points.
Hornets 108, Bulls 97 -- Chris Paul scored a game-high 37 points to give New Orleans a come-from-behind win over visiting Chicago. Peja Stojakovic added 21 points for the Hornets, but he made only six of 19 three-point attempts.
Celtics 93, Spurs 91 -- Paul Pierce scored 22 points, Kevin Garnett added 21 and Boston beat host San Antonio. Manu Ginobili had 32 points to lead the Spurs, who lost their season-high fourth straight.
Jazz 96, Raptors 79 -- Deron Williams scored 21 points and his backup, Ronnie Price, had 13 points and five assists as Utah tied a franchise record with their 19th straight home victory, a win over Toronto.
Times the Pacers' Mike Dunleavy has scored 30 or more points. Indiana is 7-1 when he does.