Derrick White scored 27 points and Jayson Tatum added 20 to spark the NBA-best Boston Celtics over Brooklyn 136-86 on Wednesday, the fifth-largest blowout win in club history.

Kristaps Porzingis scored all 15 of his points in the first half as the Celtics seized a 68-32 half-time lead and boosted the league's top record to 43-12.

It was also coach Joe Mazzulla's 100th career triumph over two seasons guiding the Celtics.

Also stretching their win streak to six games were the Dallas Mavericks, who ripped visiting San Antonio 116-93.

Kyrie Irving had 34 points, nine rebounds and seven assists while NBA scoring leader Luka Doncic added 27 points, nine rebounds and eight assists for the Mavs.

The Cleveland Cavaliers, powered by Donovan Mitchell's 30 points, won for the 17th time in 19 games, rallying from 17 points down to edge visiting Chicago 108-105 despite Coby White's 32 points for the Bulls.

The Cavs, who first led 80 seconds into the fourth quarter, stayed six games behind Boston in the Eastern Conference.

Former Toronto star Pascal Siakam made a triumphant Canadian return with Indiana, scoring 23 points while Tyler Haliburton added 21 to power the Pacers over the Raptors 127-125.

Siakam's jumper gave Indiana a 126-123 lead with 25 seconds to play. Jakob Poeltl hit two free throws for the Raptors but Indiana's Isaiah Jackson added a free throw and Toronto's R.J. Barrett missed a tying jumper attempt at the buzzer.

At Philadelphia, Bam Adebayo and Tyler Herro each scored 23 points and Adebayo added a game-high 14 rebounds for Miami in a 109-104 victory.

Tyrese Maxey, who led the 76ers with 30 points, sank a jumper and two free throws in the final minute to lift the Sixers within 107-104, but Adebayo sank two free throws to seal the Heat triumph.

Orlando's Paolo Banchero had 36 points, seven rebounds and five assists to ignite the Magic's 118-100 home rout of the New York Knicks, who got 33 points from Jalen Brunson.

Brandon Miller scored 26 points and Tre Mann added 21 to spark the Charlotte Hornets over visiting Atlanta 122-99.

Zion Williamson scored 36 points and C.J. McCollum added 24 to lead the New Orleans Pelicans over visiting Washington 133-126 despite a game-high 43 points by the Wizards' Deni Avdija.

The Memphis Grizzlies snapped a nine-game losing streak with a 121-113 home victory over Houston. (AFP)