3 player line up data. looks like White is part of most of the better performing 3 player line ups.
LINEUPS GP MIN +/-
A. Horford - J. Tatum - R. Williams III 17 11.6 6.4
J. Brown - J. Tatum - R. Williams III 13 11.2 5.3
J. Tatum - D. White - R. Williams III 20 12.1 4.9
A. Horford - D. White - R. Williams III 16 9.3 4.8
A. Horford - J. Tatum - D. White 41 16.7 4.5
A. Horford - J. Brown - R. Williams III 14 9 4.5
J. Brown - J. Tatum - D. White 41 16.7 4
A. Horford - J. Brown - J. Tatum 37 23.7 3.8
A. Horford - J. Brown - D. White 40 17.6 3.6
M. Smart - J. Tatum - D. White 38 14.3 3.4
M. Smart - J. Tatum - R. Williams III 11 10.7 3.4
A. Horford - M. Smart - D. White 31 14.5 3.3
M. Smart - J. Tatum - G. Williams 34 13.4 3.1
M. Smart - M. Brogdon - R. Williams III 11 3.1 2.8
M. Brogdon - J. Tatum - R. Williams III 16 9.5 2.7
J. Brown - D. White - R. Williams III 14 7.6 2.7
M. Smart - J. Brown - D. White 36 15.1 2.6
A. Horford - M. Smart - J. Tatum 28 23.1 2.5
J. Brown - J. Tatum - G. Williams 42 11.2 2.3
B. Griffin - J. Brown - G. Williams 12 6.4 2.3
A. Horford - M. Brogdon - R. Williams III 13 2.9 2.2
A. Horford - J. Tatum - G. Williams 36 11 2.1
M. Smart - R. Williams III - G. Williams 11 4.5 2.1
A. Horford - J. Brown - G. Williams 39 11.9 2
Link to full data. I pulled the Griffen, Kornet, Hauser, Moose data since this was a guard based quesiton.
https://www.nba.com/stats/team/1610612738/lineups-traditional?GroupQuantity=3&dir=D&sort=PLUS_MINUS