1. Golden State Warriors (Record: 3-0; last week’s rank: 2): The Warriors are 3-0 for the first time in 20 years, and Klay Thompson is playing like an All-Star. The rival Clippers are up next.

2. Memphis Grizzlies (Record: 3-0; last week’s rank: 6): The Grizzlies are 3-0 for the first time in franchise history and have held opponents to less than 90 points the past two games.

3. Houston Rockets (Record: 3-0; last week’s rank: 7): The Rockets have not allowed opponents to score more than 93 points and have outscored their opponents by a combined 43 points.

4. San Antonio Spurs (Record: 1-1; last week’s rank: 1): The reigning NBA champions will be tested this week against the Hawks, Rockets and Pelicans.

5. Cleveland Cavaliers (Record: 1-1; last week’s rank: 3): LeBron James and the Cavaliers embark on their first West Coast road trip with games at Portland, Utah and Denver.

6. Chicago Bulls (Record: 2-1; last week’s rank: 5): Good news for Chicago as oft-injured point guard Derrick Rose expects to return from his ankle injury on Tuesday against the Magic.

7. Los Angeles Clippers (Record: 2-1; last week’s rank: 4) Slow start so far with a three-point win over the Thunder sans Kevin Durant, a close win over the Lakers and a bad home loss to the Kings.

8. Dallas Mavericks (Record: 2-1; last week’s rank: 8): Dirk Nowitzki needs 105 points to pass Hakeem Olajuwon to become the top international scorer in NBA history.

9. Miami Heat (Record: 3-0; last week’s rank: 11): The Heat are winning without LeBron James and are the only undefeated team in the East. Unbeaten Houston is up next.

10. Portland Trail Blazers (Record: 1-2; last week’s rank: 9): The Blazers are off to a tough start and it doesn’t get any easier with the Cavaliers, Mavericks and Clippers on the docket.

11. Toronto Raptors (Record: 2-1; last week’s rank: 12): Drake, a Toronto fan, cheered for LeBron James in Miami, yet trash-talked with the Heat’s Mario Chalmers during Sunday’s Raptors loss.

12. New Orleans Pelicans (Record: 1-1; last week’s rank: 13) Anthony Davis is averaging 28.5 points, 16 rebounds and six blocks. He faces Memphis’ Zach Randolph next.

13. Phoenix Suns (Record: 2-1; last week’s rank: 15): Keep an eye on guard Isaiah Thomas, who is averaging a team-high 18.7 points off the bench.

14. Washington Wizards (Record: 2-1; last week’s rank: 16): Otto Porter never reached double-figures in scoring in his forgettable rookie season, but is now averaging 12.7 points.

15. New York Knicks (Record: 2-1; last week’s rank: 19): After a bad season-opening loss to Chicago, the Knicks have rebounded with wins over the Cavaliers and Hornets.

16. Atlanta Hawks (Record: 1-1; last week’s rank: 10): Injury-prone center Al Horford has started strong, averaging 16 points, 8.5 rebounds and 2.5 blocks.

17. Sacramento Kings (Record: 2-1; last week’s rank: 23): It’s early, but keep an eye on the Kings, who have wins over Portland and on the road against the Clippers.

18. Denver Nuggets (Record: 1-1; last week’s rank: 17): Forward Danilo Gallinari, who missed last season with an ACL injury, scored seven points in each of his first two games.

19. Brooklyn Nets (Record: 1-1; last week’s rank: 18): Kevin Garnett looked like his old self – but not old – with 18 points and 14 rebounds in a win over Detroit on Saturday.

20. Charlotte Hornets (Record: 1-2; last week’s rank: 14): Hornets swingman Michael Kidd-Gilchrist suffered a rib contusion against the Knicks on Sunday after falling awkwardly.

21. Utah Jazz (Record: 1-2; last week’s rank: 24): Derrick Favors is showing signs of a potential breakthrough season, averaging 21.7 points, nine rebounds, two blocks and two steals.

22. Boston Celtics (Record: 1-1; last week’s rank: 26): Boston has not won a road game against a Western Conference team since Feb. 25, 2013, for a franchise-worst 21 straight losses. The Mavs are next.

23. Oklahoma City Thunder (Record: 1-2; last week’s rank: 20): With Kevin Durant and Russell Westbrook out, Perry Jones is averaging 19.3 points, including 32 in a loss to the Clippers on Thursday.

24. Indiana Pacers (Record: 1-2; last week’s rank: 21): Bad injury report: Paul George out indefinitely (leg), George Hill out (knee), C.J. Watson out (foot) and David West out (ankle).

25. Minnesota Timberwolves (Record: 1-2; last week’s rank: 28): Andrew Wiggins, the No. 1 pick in this year’s draft, has yet to reach double-figures in scoring.

26. Milwaukee Bucks (Record: 1-2; last week’s rank: 29): Rookie forward Jabari Parker is averaging nearly a double-double with 10.7 points and 8.3 rebounds per game.

27. Los Angeles Lakers (Record: 0-4; last week’s rank: 25): The Lakers are 0-4 for the first time since moving to Los Angeles in 1961. Next up is Phoenix in Los Angeles on Tuesday.

28. Detroit Pistons (Record: 0-3; last week’s rank: 22): The talented Pistons continue to disappoint with new coach Stan Van Gundy.

29. Orlando Magic (Record: 0-3; last week’s rank: 27): Another rookie to keep an eye on is Magic point guard Elfrid Payton, who had 16 points and nine assists against Toronto.

30. Philadelphia 76ers (Record: 0-3; last week’s rank: 30): Ex-Sixers coach Larry Brown told the Philadelphia Inquirer that the Sixers’ tanking mentality makes him “sick to my stomach.”

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