Since 2013-14, the Golden State Warriors have the most games by a team in the playoffs with a point differential of 25 or above, with 17 games.

which team has the most playoff games with 25+ margin of victory since 2014

TEAM	GP	DIFF	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	MIN	PTS	REB	AST	STL	BLK	TOV	PF
Golden State Warriors	17	502	240.0	120.5	47.7	29.5	8.6	6.4	13.4	45.6	88.5	51.5	14.2	32.4	44.0	15.1	20.0	75.6	4,080	2,049	811	502	146	108	228	359
Cleveland Cavaliers	10	322	240.0	121.4	44.7	24.4	8.8	4.6	12.0	44.0	82.0	53.7	15.1	31.3	48.2	18.3	24.5	74.7	2,400	1,214	447	244	88	46	120	211
San Antonio Spurs	9	273	240.0	111.0	47.7	25.6	7.3	8.2	10.8	42.7	80.7	52.9	9.3	21.3	43.8	16.3	20.1	81.2	2,160	999	429	230	66	74	97	150
Milwaukee Bucks	7	214	240.0	117.4	52.3	28.9	8.1	5.0	13.3	43.9	89.7	48.9	15.3	40.6	37.7	14.4	19.3	74.8	1,680	822	366	202	57	35	93	143
Toronto Raptors	6	170	240.0	122.8	47.8	27.7	9.5	4.5	11.2	44.0	86.2	51.1	14.7	34.5	42.5	20.2	25.3	79.6	1,440	737	287	166	57	27	67	135
L.A. Clippers	6	192	240.0	130.3	46.3	24.5	9.0	4.7	12.7	45.3	82.5	54.9	15.3	31.5	48.7	24.3	32.7	74.5	1,440	782	278	147	54	28	76	140
Boston Celtics	5	139	240.0	118.6	45.2	26.0	5.8	5.8	8.4	42.0	86.8	48.4	18.4	43.8	42.0	16.2	19.8	81.8	1,200	593	226	130	29	29	42	102
Miami Heat	5	151	240.0	118.8	43.6	25.2	6.2	4.8	8.8	45.4	83.0	54.7	12.2	27.2	44.9	15.8	20.4	77.5	1,200	594	218	126	31	24	44	91
Phoenix Suns	4	112	240.0	119.5	49.0	27.8	6.3	3.5	8.0	46.0	92.3	49.9	15.3	35.8	42.7	12.3	16.3	75.4	960	478	196	111	25	14	32	84
Philadelphia 76ers	4	116	240.0	128.5	48.3	30.8	7.5	6.8	11.8	48.0	87.8	54.7	15.0	30.5	49.2	17.5	22.8	76.9	960	514	193	123	30	27	47	91
Houston Rockets	4	124	240.0	120.0	50.5	26.0	9.8	4.3	11.5	44.0	93.3	47.2	16.5	43.0	38.4	15.5	19.8	78.5	960	480	202	104	39	17	46	87
Oklahoma City Thunder	4	127	240.0	124.0	46.8	24.3	7.0	5.3	13.0	43.3	82.0	52.7	12.3	29.0	42.2	25.3	30.0	84.2	960	496	187	97	28	21	52	94
Dallas Mavericks	3	85	240.0	112.7	43.7	16.0	10.3	3.7	9.0	39.3	81.0	48.6	15.7	40.3	38.8	18.3	23.0	79.7	720	338	131	48	31	11	27	58
Denver Nuggets	3	80	240.0	119.3	52.3	24.7	6.7	3.7	9.3	43.0	87.0	49.4	10.7	28.3	37.6	22.7	26.3	86.1	720	358	157	74	20	11	28	64
Los Angeles Lakers	2	70	240.0	126.0	48.0	30.0	8.0	10.5	12.5	45.5	85.5	53.2	15.0	37.5	40.0	20.0	26.0	76.9	480	252	96	60	16	21	25	37
Memphis Grizzlies	2	67	240.0	129.0	51.5	33.0	10.5	2.5	9.0	45.5	95.5	47.6	14.5	37.5	38.7	23.5	31.0	75.8	480	258	103	66	21	5	18	39
Washington Wizards	2	58	240.0	120.5	46.0	28.0	8.5	4.5	10.5	42.0	83.0	50.6	11.5	25.5	45.1	25.0	29.5	84.7	480	241	92	56	17	9	21	44
Minnesota Timberwolves	1	25	240.0	120.0	52.0	26.0	8.0	2.0	14.0	44.0	88.0	50.0	12.0	32.0	37.5	20.0	22.0	90.9	240	120	52	26	8	2	14	24
Brooklyn Nets	1	39	240.0	125.0	42.0	27.0	8.0	3.0	8.0	49.0	94.0	52.1	21.0	42.0	50.0	6.0	7.0	85.7	240	125	42	27	8	3	8	17
Utah Jazz	1	37	240.0	124.0	50.0	27.0	9.0	2.0	10.0	43.0	84.0	51.2	18.0	37.0	48.6	20.0	26.0	76.9	240	124	50	27	9	2	10	20
Indiana Pacers	1	34	240.0	121.0	45.0	27.0	9.0	1.0	7.0	49.0	87.0	56.3	15.0	30.0	50.0	8.0	14.0	57.1	240	121	45	27	9	1	7	18
Atlanta Hawks	1	27	240.0	110.0	51.0	30.0	13.0	3.0	12.0	42.0	96.0	43.8	14.0	35.0	40.0	12.0	16.0	75.0	240	110	51	30	13	3	12	17
Chicago Bulls	1	54	240.0	120.0	50.0	31.0	7.0	2.0	12.0	46.0	90.0	51.1	15.0	30.0	50.0	13.0	16.0	81.3	240	120	50	31	7	2	12	14