Dev Builds » 20251223-2042

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	06:42:26	580379	4000	1708 390 1902	+118.92 ± 4.59	0 42 620 1316 22	+268.17 ± 13.66
ncm-dbt-02	06:43:20	585454	4000	1712 367 1921	+121.55 ± 4.67	1 33 626 1300 40	+271.18 ± 13.57
ncm-dbt-03	06:41:54	584655	4000	1715 400 1885	+118.62 ± 4.67	0 40 639 1287 34	+263.71 ± 13.44
ncm-dbt-04	06:42:17	568014	4000	1756 390 1854	+123.61 ± 4.59	0 34 599 1334 33	+279.48 ± 13.89
ncm-dbt-05	06:44:21	582320	4000	1730 403 1867	+119.79 ± 4.61	1 42 608 1327 22	+271.18 ± 13.8
			20000	8621 1950 9429	+120.5 ± 2.07	2 191 3092 6564 151	+270.69 ± 6.11

Test Detail

ID	Host	Base NPS	Games	WLD	Standard Elo	Ptnml(0-2)	Gamepair Elo	PGN
446966	ncm-dbt-05	584832	500	207 50 243	+112.91 ± 12.86	0 6 82 161 1	+254.16 ± 37.82	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2029101704 \ -pgnout ncm-dbt-20251223-2042-040.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446965	ncm-dbt-03	586731	500	210 48 242	+116.77 ± 13.01	0 5 81 161 3	+261.07 ± 38.02	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1271868477 \ -pgnout ncm-dbt-20251223-2042-039.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446964	ncm-dbt-02	584790	500	219 48 233	+123.81 ± 12.92	0 2 81 161 6	+275.45 ± 37.75	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1775283525 \ -pgnout ncm-dbt-20251223-2042-038.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446963	ncm-dbt-04	570188	500	227 35 238	+140.62 ± 12.02	0 1 61 183 5	+336.46 ± 43.96	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 364859892 \ -pgnout ncm-dbt-20251223-2042-037.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446962	ncm-dbt-01	581236	500	213 53 234	+115.22 ± 13.38	0 5 85 155 5	+251.89 ± 37.03	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2180057624 \ -pgnout ncm-dbt-20251223-2042-036.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446961	ncm-dbt-05	577684	500	210 58 232	+109.07 ± 13.23	0 9 80 161 0	+245.2 ± 38.39	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 223974808 \ -pgnout ncm-dbt-20251223-2042-035.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446960	ncm-dbt-02	586604	500	208 46 246	+116.77 ± 13.36	0 5 83 157 5	+256.44 ± 37.51	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3179611415 \ -pgnout ncm-dbt-20251223-2042-034.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446959	ncm-dbt-04	567640	500	212 58 230	+110.6 ± 12.34	0 3 91 155 1	+247.41 ± 35.47	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 4141338833 \ -pgnout ncm-dbt-20251223-2042-033.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446958	ncm-dbt-03	584285	500	225 51 224	+126.17 ± 12.87	0 4 72 170 4	+288.06 ± 40.46	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3029201939 \ -pgnout ncm-dbt-20251223-2042-032.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446957	ncm-dbt-01	581070	500	206 44 250	+116.77 ± 13.19	0 6 79 162 3	+261.07 ± 38.58	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2437303196 \ -pgnout ncm-dbt-20251223-2042-031.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446956	ncm-dbt-05	585337	500	214 44 242	+123.02 ± 13.47	1 5 70 171 3	+282.94 ± 41.13	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3798729710 \ -pgnout ncm-dbt-20251223-2042-030.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446955	ncm-dbt-02	585421	500	221 52 227	+122.24 ± 13.3	0 5 76 164 5	+273.0 ± 39.35	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 78508395 \ -pgnout ncm-dbt-20251223-2042-029.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446954	ncm-dbt-04	567878	500	218 42 240	+127.76 ± 13.02	0 3 74 167 6	+288.06 ± 39.79	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2949995825 \ -pgnout ncm-dbt-20251223-2042-028.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446953	ncm-dbt-01	583154	500	211 43 246	+121.45 ± 12.4	0 4 75 170 1	+280.42 ± 39.57	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2020436651 \ -pgnout ncm-dbt-20251223-2042-027.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446952	ncm-dbt-03	582903	500	214 52 234	+116.77 ± 13.01	0 4 84 158 4	+258.75 ± 37.2	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3954776693 \ -pgnout ncm-dbt-20251223-2042-026.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446951	ncm-dbt-05	579661	500	220 47 233	+125.38 ± 12.89	0 4 73 169 4	+285.49 ± 40.16	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3777419504 \ -pgnout ncm-dbt-20251223-2042-025.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446950	ncm-dbt-01	580406	500	216 52 232	+118.33 ± 12.81	0 5 78 165 2	+268.17 ± 38.8	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3299879825 \ -pgnout ncm-dbt-20251223-2042-024.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446949	ncm-dbt-02	586774	500	208 35 257	+125.38 ± 12.51	0 1 80 164 5	+282.94 ± 37.88	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 948656728 \ -pgnout ncm-dbt-20251223-2042-023.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446948	ncm-dbt-03	585295	500	215 50 235	+119.11 ± 12.8	0 4 80 163 3	+268.17 ± 38.21	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3413071326 \ -pgnout ncm-dbt-20251223-2042-022.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446947	ncm-dbt-04	567126	500	223 55 222	+121.45 ± 12.77	0 4 77 166 3	+275.45 ± 39.01	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2928761250 \ -pgnout ncm-dbt-20251223-2042-021.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446946	ncm-dbt-05	583237	500	231 42 227	+138.18 ± 12.53	0 2 63 179 6	+324.17 ± 43.32	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2288294573 \ -pgnout ncm-dbt-20251223-2042-020.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446945	ncm-dbt-04	568752	500	217 53 230	+118.33 ± 12.81	0 3 84 159 4	+263.42 ± 37.11	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 442469876 \ -pgnout ncm-dbt-20251223-2042-019.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446944	ncm-dbt-03	584117	500	213 47 240	+119.89 ± 13.33	0 5 79 161 5	+265.78 ± 38.54	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2097584892 \ -pgnout ncm-dbt-20251223-2042-018.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446943	ncm-dbt-02	584117	500	221 55 224	+119.89 ± 13.85	0 6 79 158 7	+261.07 ± 38.58	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1042004935 \ -pgnout ncm-dbt-20251223-2042-017.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446942	ncm-dbt-01	578465	500	206 53 241	+109.83 ± 12.88	0 5 89 154 2	+243.0 ± 36.1	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2601637495 \ -pgnout ncm-dbt-20251223-2042-016.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446941	ncm-dbt-05	579951	500	220 47 233	+125.38 ± 12.89	0 6 67 175 2	+290.66 ± 42.08	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3733186257 \ -pgnout ncm-dbt-20251223-2042-015.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446940	ncm-dbt-04	568275	500	216 47 237	+122.24 ± 13.66	0 6 75 163 6	+270.57 ± 39.67	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2357319785 \ -pgnout ncm-dbt-20251223-2042-014.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446939	ncm-dbt-02	584327	500	215 51 234	+118.33 ± 13.86	1 6 75 164 4	+265.78 ± 39.69	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 1851957418 \ -pgnout ncm-dbt-20251223-2042-013.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446938	ncm-dbt-03	583489	500	200 50 250	+107.54 ± 13.4	0 8 86 154 2	+236.51 ± 36.93	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2114462898 \ -pgnout ncm-dbt-20251223-2042-012.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446937	ncm-dbt-01	581070	500	217 47 236	+123.02 ± 13.11	0 6 71 170 3	+280.42 ± 40.83	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2010665144 \ -pgnout ncm-dbt-20251223-2042-011.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446936	ncm-dbt-05	583237	500	213 63 224	+107.54 ± 12.88	0 5 92 151 2	+236.51 ± 35.43	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 2426405939 \ -pgnout ncm-dbt-20251223-2042-010.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446935	ncm-dbt-04	566257	500	224 50 226	+126.17 ± 13.24	0 7 65 175 3	+290.66 ± 42.73	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3814841570 \ -pgnout ncm-dbt-20251223-2042-009.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446934	ncm-dbt-02	585253	500	207 35 258	+124.6 ± 12.9	0 5 71 171 3	+285.49 ± 40.81	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3360556610 \ -pgnout ncm-dbt-20251223-2042-008.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446933	ncm-dbt-03	584874	500	221 45 234	+127.76 ± 13.75	0 4 75 162 9	+280.42 ± 39.57	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3340602013 \ -pgnout ncm-dbt-20251223-2042-007.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446932	ncm-dbt-01	579785	500	218 49 233	+122.24 ± 12.94	0 5 74 168 3	+277.93 ± 39.92	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3442729768 \ -pgnout ncm-dbt-20251223-2042-006.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446931	ncm-dbt-03	585548	500	217 57 226	+115.22 ± 13.38	0 6 82 158 4	+254.16 ± 37.82	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 943072881 \ -pgnout ncm-dbt-20251223-2042-005.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446930	ncm-dbt-04	567997	500	219 50 231	+122.24 ± 13.66	0 7 72 166 5	+273.0 ± 40.54	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3276610128 \ -pgnout ncm-dbt-20251223-2042-004.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446929	ncm-dbt-05	584622	500	215 52 233	+117.55 ± 13.18	0 5 81 160 4	+261.07 ± 38.02	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3745230508 \ -pgnout ncm-dbt-20251223-2042-003.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446928	ncm-dbt-01	577848	500	221 49 230	+124.6 ± 13.09	0 6 69 172 3	+285.49 ± 41.44	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 3079908857 \ -pgnout ncm-dbt-20251223-2042-002.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15
446927	ncm-dbt-02	586350	500	213 45 242	+121.45 ± 12.95	0 3 81 161 5	+270.57 ± 37.86	↓
cutechess-cli \ -rounds 266 \ -games 2 \ -concurrency 16 \ -srand 709639427 \ -pgnout ncm-dbt-20251223-2042-001.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=20251223-2042 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=dev_build:4d4c6ebd0255f29a45fb5e071fc7471ab0adf316 \ -engine \ name=sf15 \ cmd=docker \ arg=run \ arg=-i \ arg=--rm \ arg=--entrypoint=/engine \ arg=stockfish:15

Commit

Commit ID	4d4c6ebd0255f29a45fb5e071fc7471ab0adf316
Author	FauziAkram
Date	2025-12-23 20:42:45 UTC
Simplify doDeeperSearch formula Passed STC: LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 211776 W: 54939 L: 54911 D: 101926 Ptnml(0-2): 714, 24971, 54484, 25011, 708 https://tests.stockfishchess.org/tests/view/6938971875b70713ef796b70 Passed LTC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 216774 W: 55346 L: 55326 D: 106102 Ptnml(0-2): 105, 23599, 60980, 23577, 126 https://tests.stockfishchess.org/tests/view/693fc91f46f342e1ec20f9f6 closes https://github.com/official-stockfish/Stockfish/pull/6486 Bench: 3267755