Dev Builds » 20250724-0824

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 15. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host	Duration	Avg Base NPS	Games	WLD	Standard Elo	Ptnml(0-2)	Gamepair Elo
ncm-dbt-01	06:44:11	583387	3998	1653 441 1904	+108.74 ± 4.66	1 49 704 1227 18	+239.63 ± 12.78
ncm-dbt-02	06:43:47	586432	4002	1646 472 1884	+105.01 ± 4.86	0 74 703 1200 24	+227.41 ± 12.84
ncm-dbt-03	06:43:46	584793	4000	1648 451 1901	+107.25 ± 4.8	1 63 697 1216 23	+234.12 ± 12.88
ncm-dbt-04	06:43:56	569192	4000	1635 452 1913	+105.92 ± 4.75	1 61 711 1208 19	+231.47 ± 12.74
ncm-dbt-05	06:43:33	582029	4000	1640 452 1908	+106.39 ± 4.62	0 49 730 1205 16	+233.32 ± 12.53
			20000	8222 2268 9510	+106.66 ± 2.12	3 296 3545 6056 100	+233.16 ± 5.7

Test Detail

ID	Host	Base NPS	Games	WLD	Standard Elo	Ptnml(0-2)	Gamepair Elo	PGN
424020	ncm-dbt-02	585759	2	1 0 1	+189.7 ± 55.98	0 0 0 1 0	+1129.65 ± 376.02	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 478144316 \ -pgnout ncm-dbt-20250724-0824-041.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424019	ncm-dbt-01	584664	498	210 60 228	+108.0 ± 13.26	0 8 84 156 1	+239.95 ± 37.4	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1577530989 \ -pgnout ncm-dbt-20250724-0824-040.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424018	ncm-dbt-04	567403	500	190 62 248	+90.97 ± 14.02	1 10 101 136 2	+194.57 ± 33.94	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3922228987 \ -pgnout ncm-dbt-20250724-0824-039.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424017	ncm-dbt-03	583489	500	213 55 232	+113.68 ± 13.04	0 6 82 160 2	+254.16 ± 37.82	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 4132523302 \ -pgnout ncm-dbt-20250724-0824-038.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424016	ncm-dbt-05	577192	500	203 62 235	+100.7 ± 12.86	0 6 98 145 1	+219.87 ± 34.26	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1532416045 \ -pgnout ncm-dbt-20250724-0824-037.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424015	ncm-dbt-02	585885	500	216 63 221	+109.83 ± 13.23	0 7 85 156 2	+243.0 ± 37.13	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1062410445 \ -pgnout ncm-dbt-20250724-0824-036.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424014	ncm-dbt-01	583489	500	194 46 260	+106.01 ± 12.88	0 5 94 149 2	+232.26 ± 35.0	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3159143460 \ -pgnout ncm-dbt-20250724-0824-035.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424013	ncm-dbt-05	578013	500	205 55 240	+107.54 ± 12.71	0 4 94 150 2	+236.51 ± 34.92	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1845901307 \ -pgnout ncm-dbt-20250724-0824-034.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424012	ncm-dbt-03	581610	500	210 53 237	+112.91 ± 13.22	0 6 84 157 3	+249.64 ± 37.33	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 4138515590 \ -pgnout ncm-dbt-20250724-0824-033.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424011	ncm-dbt-04	569949	500	217 63 220	+110.6 ± 13.05	0 3 95 147 5	+238.66 ± 34.61	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 877975795 \ -pgnout ncm-dbt-20250724-0824-032.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424010	ncm-dbt-02	584790	500	212 60 228	+109.07 ± 13.23	0 6 89 152 3	+238.66 ± 36.16	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1620116929 \ -pgnout ncm-dbt-20250724-0824-031.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424009	ncm-dbt-05	580987	500	200 52 248	+106.01 ± 13.22	0 7 90 151 2	+232.26 ± 35.99	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 268457517 \ -pgnout ncm-dbt-20250724-0824-030.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424008	ncm-dbt-01	580282	500	208 55 237	+109.83 ± 13.56	0 7 87 152 4	+238.66 ± 36.67	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 281625610 \ -pgnout ncm-dbt-20250724-0824-029.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424007	ncm-dbt-03	586350	500	208 62 230	+104.49 ± 14.35	0 12 84 150 4	+223.94 ± 37.43	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 377055982 \ -pgnout ncm-dbt-20250724-0824-028.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424006	ncm-dbt-04	568554	500	209 50 241	+114.45 ± 13.21	0 6 82 159 3	+254.16 ± 37.82	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 427115845 \ -pgnout ncm-dbt-20250724-0824-027.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424005	ncm-dbt-02	588813	500	209 48 243	+116.0 ± 13.2	0 7 77 164 2	+261.07 ± 39.14	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2644662913 \ -pgnout ncm-dbt-20250724-0824-026.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424004	ncm-dbt-01	584958	500	203 56 241	+105.25 ± 13.22	0 7 91 150 2	+230.16 ± 35.78	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 559785992 \ -pgnout ncm-dbt-20250724-0824-025.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424003	ncm-dbt-05	580075	500	210 53 237	+112.91 ± 12.32	0 2 91 155 2	+251.89 ± 35.35	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2215768913 \ -pgnout ncm-dbt-20250724-0824-024.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424002	ncm-dbt-03	584243	500	203 55 242	+106.01 ± 14.36	1 9 85 151 4	+230.16 ± 37.2	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1298480703 \ -pgnout ncm-dbt-20250724-0824-023.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424001	ncm-dbt-04	569470	500	209 56 235	+109.83 ± 12.88	0 5 89 154 2	+243.0 ± 36.1	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3541291347 \ -pgnout ncm-dbt-20250724-0824-022.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
424000	ncm-dbt-02	585885	500	192 66 242	+89.48 ± 13.84	0 13 99 137 1	+190.85 ± 34.36	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2870122436 \ -pgnout ncm-dbt-20250724-0824-021.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423999	ncm-dbt-01	583070	500	208 60 232	+106.01 ± 13.39	0 8 88 152 2	+232.26 ± 36.48	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 880756325 \ -pgnout ncm-dbt-20250724-0824-020.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423998	ncm-dbt-05	579785	500	200 63 237	+97.69 ± 14.43	0 13 91 142 4	+206.01 ± 35.92	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3325508534 \ -pgnout ncm-dbt-20250724-0824-019.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423997	ncm-dbt-02	587070	500	199 61 240	+98.44 ± 14.74	0 15 86 145 4	+207.95 ± 36.95	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 803647071 \ -pgnout ncm-dbt-20250724-0824-018.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423996	ncm-dbt-03	583237	500	200 56 244	+102.97 ± 12.53	0 4 99 146 1	+226.0 ± 33.89	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2205281425 \ -pgnout ncm-dbt-20250724-0824-017.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423995	ncm-dbt-04	568077	500	208 47 245	+116.0 ± 12.84	0 5 81 162 2	+261.07 ± 38.02	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3016275810 \ -pgnout ncm-dbt-20250724-0824-016.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423994	ncm-dbt-01	582652	500	213 55 232	+113.68 ± 13.55	0 6 85 154 5	+247.41 ± 37.09	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3015993194 \ -pgnout ncm-dbt-20250724-0824-015.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423993	ncm-dbt-05	582068	500	212 57 231	+111.37 ± 12.51	0 4 88 157 1	+249.64 ± 36.24	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 783485837 \ -pgnout ncm-dbt-20250724-0824-014.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423992	ncm-dbt-04	569749	500	207 53 240	+110.6 ± 12.7	0 4 90 154 2	+245.2 ± 35.79	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2475133341 \ -pgnout ncm-dbt-20250724-0824-013.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423991	ncm-dbt-03	586646	500	202 45 253	+112.91 ± 13.22	0 7 81 160 2	+251.89 ± 38.11	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 790835703 \ -pgnout ncm-dbt-20250724-0824-012.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423990	ncm-dbt-02	587579	500	209 56 235	+109.83 ± 13.89	0 9 83 154 4	+238.66 ± 37.66	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2432864667 \ -pgnout ncm-dbt-20250724-0824-011.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423989	ncm-dbt-04	569190	500	205 63 232	+101.46 ± 14.17	0 13 84 151 2	+219.87 ± 37.42	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2089219383 \ -pgnout ncm-dbt-20250724-0824-010.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423988	ncm-dbt-05	582527	500	209 54 237	+111.37 ± 12.51	0 3 91 154 2	+247.41 ± 35.47	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2746266130 \ -pgnout ncm-dbt-20250724-0824-009.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423987	ncm-dbt-03	589240	500	200 60 240	+99.95 ± 14.15	0 12 89 146 3	+213.85 ± 36.34	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2641732376 \ -pgnout ncm-dbt-20250724-0824-008.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423986	ncm-dbt-02	585379	500	203 70 227	+94.69 ± 13.78	0 10 100 137 3	+200.24 ± 34.09	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 4217433828 \ -pgnout ncm-dbt-20250724-0824-007.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423985	ncm-dbt-01	583405	500	205 53 242	+109.07 ± 12.88	0 6 87 156 1	+243.0 ± 36.62	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 841598065 \ -pgnout ncm-dbt-20250724-0824-006.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423984	ncm-dbt-04	571150	500	190 58 252	+93.95 ± 14.23	0 15 89 145 1	+202.15 ± 36.32	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2362138031 \ -pgnout ncm-dbt-20250724-0824-005.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423983	ncm-dbt-03	583531	500	212 65 223	+105.25 ± 13.56	0 7 93 146 4	+226.0 ± 35.35	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2116247020 \ -pgnout ncm-dbt-20250724-0824-004.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423982	ncm-dbt-01	584579	500	212 56 232	+112.14 ± 12.69	1 2 88 158 1	+254.16 ± 36.15	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1227862000 \ -pgnout ncm-dbt-20250724-0824-003.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423981	ncm-dbt-02	586731	500	205 48 247	+112.91 ± 13.73	0 7 84 154 5	+245.2 ± 37.37	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2651406973 \ -pgnout ncm-dbt-20250724-0824-002.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
423980	ncm-dbt-05	595586	500	201 56 243	+103.73 ± 13.71	0 10 87 151 2	+226.0 ± 36.75	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 4122049060 \ -pgnout ncm-dbt-20250724-0824-001.pgn \ -openings \ file=UHO_4060_v2.epd \ format=epd \ order=random \ -repeat \ -resign \ movecount=3 \ score=600 \ -draw \ movenumber=34 \ movecount=8 \ score=5 \ -each \ tc=30+0.3 \ timemargin=10000 \ proto=uci \ option.Hash=128 \ option.Threads=8 \ -engine \ name=20250724-0824 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:2c9a1871aeab32e882223d98001dc84a7cd481c2 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15

Commit

Commit ID	2c9a1871aeab32e882223d98001dc84a7cd481c2
Author	Daniel Samek
Date	2025-07-24 08:24:08 UTC
Add offsets to history updates. All parameters were tuned on 60k STC games (https://tests.stockfishchess.org/tests/view/6867ef49fe0f2fe354c0c735). Passed STC: LLR: 2.98 (-2.94,2.94) <0.00,2.00> Total: 60576 W: 15794 L: 15444 D: 29338 Ptnml(0-2): 141, 7003, 15642, 7369, 133 https://tests.stockfishchess.org/tests/view/686d5af11451bd6fb830772a Passed LTC: LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 58722 W: 15159 L: 14799 D: 28764 Ptnml(0-2): 19, 6259, 16455, 6599, 29 https://tests.stockfishchess.org/tests/view/686f9fd51451bd6fb83081c9 closes https://github.com/official-stockfish/Stockfish/pull/6158 bench: 2706299