Dev Builds » 20221208-1941

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 14. 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 08:27:11 1295811 2610 1023 305 1282 +98.1 +/- 6.26 2 56 491 734 22 +207.4 +/- 15.36
ncm-dbt-02 08:25:26 1329385 2596 1050 274 1272 +107.13 +/- 6.11 0 52 435 794 17 +232.66 +/- 16.35
ncm-dbt-03 08:27:52 1325698 2612 1036 282 1294 +103.23 +/- 6.38 2 57 461 757 29 +218.18 +/- 15.87
ncm-dbt-04 08:24:14 1341923 2796 1117 309 1370 +103.35 +/- 6.03 0 61 494 817 26 +219.55 +/- 15.33
ncm-dbt-05 08:28:48 1344849 2790 1102 309 1379 +101.55 +/- 6.08 1 63 498 808 25 +215.47 +/- 15.27
ncm-dbt-06 08:31:15 1341482 2612 1045 288 1279 +103.66 +/- 6.22 0 60 449 777 20 +222.06 +/- 16.09
ncm-et-3 02:34:00 1304944 662 266 80 316 +100.31 +/- 12.11 0 11 130 183 7 +210.29 +/- 29.82
ncm-et-4 02:33:41 1299058 660 240 70 350 +91.55 +/- 13.01 0 20 128 174 8 +186.66 +/- 30.22
ncm-et-9 02:33:46 1293846 668 261 74 333 +99.93 +/- 11.83 0 14 121 197 2 +216.79 +/- 31.08
ncm-et-10 02:33:03 1296572 664 262 83 319 +96.03 +/- 12.44 0 15 130 180 7 +199.32 +/- 29.92
ncm-et-13 02:33:48 1308992 664 256 77 331 +96.03 +/- 12.93 0 20 120 185 7 +199.32 +/- 31.23
ncm-et-15 02:32:27 1296632 666 246 80 340 +88.46 +/- 12.78 3 14 134 178 4 +188.77 +/- 29.47
20000 7904 2231 9865 +101.33 +/- 2.26 8 443 3591 5784 174 +215.2 +/- 5.68

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
186637 ncm-dbt-02 1233275 148 50 20 78 +71.41 +/- 23.47 0 3 38 33 0 +149.43 +/- 54.42
186636 ncm-dbt-05 1229417 150 67 15 68 +125.64 +/- 28.32 0 4 18 50 3 +271.38 +/- 82.61
186635 ncm-dbt-06 1224503 170 69 10 91 +125.8 +/- 25.03 0 5 17 62 1 +289.59 +/- 83.64
186634 ncm-dbt-03 1215156 172 71 18 83 +110.65 +/- 27.16 0 5 27 50 4 +224.85 +/- 66.97
186633 ncm-dbt-01 1180542 170 60 21 89 +81.15 +/- 25.81 1 4 36 43 1 +172.27 +/- 57.44
186632 ncm-dbt-04 1262554 190 74 29 87 +83.88 +/- 25.72 0 10 31 53 1 +174.18 +/- 61.3
186631 ncm-dbt-02 1244232 500 203 44 253 +114.45 +/- 14.05 0 8 81 155 6 +247.41 +/- 38.13
186630 ncm-dbt-05 1233080 500 187 52 261 +96.19 +/- 14.41 0 15 87 146 2 +206.01 +/- 36.74
186629 ncm-dbt-06 1211217 500 207 52 241 +111.37 +/- 13.22 0 5 89 152 4 +243.0 +/- 36.1
186628 ncm-dbt-03 1247575 500 195 59 246 +96.94 +/- 14.42 0 13 92 141 4 +204.07 +/- 35.72
186627 ncm-dbt-01 1187828 500 181 63 256 +83.57 +/- 14.16 0 16 101 132 1 +176.33 +/- 34.04
186626 ncm-dbt-04 1220959 500 207 58 235 +106.77 +/- 14.21 0 11 83 152 4 +230.16 +/- 37.67
186625 ncm-dbt-06 1258090 500 195 63 242 +93.95 +/- 14.67 0 14 95 136 5 +194.57 +/- 35.13
186624 ncm-dbt-03 1208898 500 208 51 241 +112.91 +/- 14.38 0 8 85 149 8 +238.66 +/- 37.17
186623 ncm-dbt-05 1232278 500 194 55 251 +99.2 +/- 13.83 0 9 97 140 4 +209.91 +/- 34.63
186622 ncm-dbt-02 1224510 500 207 55 238 +109.07 +/- 13.56 0 10 79 160 1 +243.0 +/- 38.64
186621 ncm-dbt-04 1237366 500 194 59 247 +96.19 +/- 13.64 0 7 106 132 5 +200.24 +/- 32.81
186620 ncm-dbt-01 1185860 500 201 53 246 +106.01 +/- 13.22 0 6 93 148 3 +230.16 +/- 35.29
186619 ncm-dbt-06 1216162 500 194 55 251 +99.2 +/- 14.45 0 11 95 138 6 +206.01 +/- 35.09
186618 ncm-dbt-03 1224232 500 183 48 269 +96.19 +/- 14.41 1 11 93 142 3 +206.01 +/- 35.51
186617 ncm-dbt-02 1221302 500 204 51 245 +109.83 +/- 14.06 0 10 81 155 4 +238.66 +/- 38.15
186616 ncm-dbt-05 1230378 500 197 60 243 +97.69 +/- 14.43 0 13 91 142 4 +206.01 +/- 35.92
186615 ncm-dbt-01 1158529 500 204 54 242 +107.54 +/- 13.89 0 8 89 148 5 +230.16 +/- 36.26
186614 ncm-dbt-04 1231524 500 203 41 256 +116.77 +/- 13.54 0 8 75 164 3 +261.07 +/- 39.69
172106 ncm-dbt-06 1456922 270 116 30 124 +114.65 +/- 18.48 0 5 40 89 1 +257.38 +/- 54.81
172105 ncm-dbt-01 1450436 270 112 40 118 +94.94 +/- 21.69 0 10 48 72 5 +189.14 +/- 49.65
172104 ncm-dbt-05 1458853 272 109 27 136 +108.1 +/- 18.81 0 5 46 83 2 +234.51 +/- 50.91
172103 ncm-dbt-03 1461385 272 109 30 133 +103.9 +/- 20.69 0 9 42 82 3 +219.27 +/- 53.05
172102 ncm-dbt-02 1462430 276 108 33 135 +96.84 +/- 20.36 0 10 45 81 2 +204.55 +/- 51.2
172101 ncm-dbt-04 1447639 286 110 32 144 +97.21 +/- 19.18 0 7 54 79 3 +202.38 +/- 46.81
172034 ncm-dbt-05 1461089 500 196 60 244 +96.94 +/- 15.01 1 13 90 141 5 +204.07 +/- 36.13
172033 ncm-dbt-06 1459299 500 196 60 244 +96.94 +/- 14.27 0 14 88 146 2 +207.95 +/- 36.54
172032 ncm-et-9 1290995 342 126 46 170 +82.8 +/- 16.68 0 10 71 90 0 +176.25 +/- 40.63
172031 ncm-dbt-04 1447931 500 202 57 241 +103.73 +/- 14.8 0 12 88 143 7 +215.85 +/- 36.55
172030 ncm-et-4 1291725 336 118 31 187 +92.05 +/- 17.11 0 7 70 88 3 +190.85 +/- 40.77
172029 ncm-et-3 1314100 336 133 35 168 +104.36 +/- 16.72 0 5 63 97 3 +222.65 +/- 43.1
172028 ncm-et-10 1294931 336 129 49 158 +84.34 +/- 17.46 0 10 70 86 2 +174.68 +/- 40.93
172027 ncm-et-13 1303781 340 132 39 169 +97.51 +/- 18.41 0 11 59 96 4 +201.93 +/- 44.73
172026 ncm-et-15 1301762 336 126 38 172 +93.17 +/- 18.21 1 8 64 92 3 +196.41 +/- 42.93
172025 ncm-dbt-02 1461386 500 204 50 246 +110.6 +/- 13.73 0 8 84 154 4 +240.82 +/- 37.4
172024 ncm-dbt-03 1457367 500 202 63 235 +99.2 +/- 14.45 1 8 98 137 6 +207.95 +/- 34.43
172023 ncm-dbt-01 1453519 500 201 58 241 +102.22 +/- 14.48 1 9 91 144 5 +217.85 +/- 35.89
172022 ncm-dbt-06 1445620 12 6 1 5 +154.02 +/- 64.21 0 0 1 5 0 +416.21 +/- 496.36
172021 ncm-dbt-05 1457966 16 7 1 8 +136.89 +/- 61.78 0 0 2 6 0 +337.87 +/- 515.83
172020 ncm-dbt-04 1441240 16 6 2 8 +88.68 +/- 65.24 0 0 4 4 0 +190.76 +/- 189.19
172019 ncm-dbt-04 1446177 304 121 31 152 +106.03 +/- 18.18 0 6 53 90 3 +226.19 +/- 47.31
172018 ncm-dbt-03 1465276 168 68 13 87 +118.08 +/- 23.64 0 3 24 56 1 +265.1 +/- 71.7
172017 ncm-dbt-02 1458560 172 74 21 77 +110.65 +/- 22.49 0 3 27 56 0 +249.8 +/- 67.28
172016 ncm-dbt-06 1460046 160 62 17 81 +100.42 +/- 26.89 0 6 24 49 1 +214.85 +/- 70.64
172015 ncm-et-4 1306392 324 122 39 163 +91.03 +/- 19.7 0 13 58 86 5 +182.37 +/- 45.03
172014 ncm-et-15 1291503 330 120 42 168 +83.7 +/- 17.93 2 6 70 86 1 +181.16 +/- 40.8
172013 ncm-et-9 1296698 326 135 28 163 +118.41 +/- 16.36 0 4 50 107 2 +265.88 +/- 48.81
172012 ncm-dbt-05 1455738 352 145 39 168 +107.97 +/- 16.52 0 4 67 100 5 +226.97 +/- 41.61
172011 ncm-dbt-01 1453965 170 64 16 90 +100.83 +/- 24.24 0 3 33 47 2 +210.48 +/- 60.09
172010 ncm-et-13 1314203 324 124 38 162 +94.48 +/- 18.16 0 9 61 89 3 +196.62 +/- 44.0
172009 ncm-et-10 1298213 328 133 34 161 +108.23 +/- 17.6 0 5 60 94 5 +226.61 +/- 44.25
172008 ncm-et-3 1295789 326 133 45 148 +96.17 +/- 17.54 0 6 67 86 4 +198.03 +/- 41.66

Commit

Commit ID 98965c139df1483a3d684ee8bc7a60dc4b95efa1
Author FauziAkram
Date 2022-12-08 19:41:45 UTC
doEvenDeeperSearch + tuning Credit for the main idea of doEvenDeeperSearch goes to Vizvezdenec, tuning by FauziAkram: Expansion of existing logic of doDeeperSearch - if value from LMR is really really good do full depth search not 1 ply deeper but rather 2 instead. Passed STC: LLR: 2.93 (-2.94,2.94) <0.00,2.00> Total: 330048 W: 87672 L: 86942 D: 155434 Ptnml(0-2): 1012, 36739, 88912, 37229, 1132 https://tests.stockfishchess.org/tests/view/638a1cadd2b9c924c4c621d2 Passed LTC: LLR: 2.95 (-2.94,2.94) <0.50,2.50> Total: 216696 W: 57891 L: 57240 D: 101565 Ptnml(0-2): 72, 21221, 65152, 21790, 113 https://tests.stockfishchess.org/tests/view/638c7d52a971f1f096c68fe2 closes https://github.com/official-stockfish/Stockfish/pull/4256 Bench: 3461830
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