Dev Builds » 20230308-0616

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

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 08:42:53 1287253 2878 1190 298 1390 +111.34 +/- 5.87 1 44 491 868 35 +238.79 +/- 15.36
ncm-dbt-02 08:37:46 1296863 2870 1189 295 1386 +111.95 +/- 6.04 1 61 448 893 32 +241.58 +/- 16.11
ncm-dbt-03 08:43:45 1298885 2876 1189 266 1421 +115.59 +/- 5.89 2 45 452 906 33 +252.07 +/- 16.04
ncm-dbt-04 08:42:54 1248435 2882 1180 268 1434 +113.85 +/- 5.94 1 50 461 894 35 +245.92 +/- 15.88
ncm-dbt-05 08:42:06 1290931 2898 1216 271 1411 +117.59 +/- 5.78 1 43 446 928 31 +258.44 +/- 16.14
ncm-dbt-06 08:42:08 1291182 2896 1192 284 1420 +112.73 +/- 5.78 0 51 463 909 25 +246.2 +/- 15.84
ncm-dbt-07 08:08:57 1211699 2700 1122 226 1352 +119.83 +/- 5.72 0 33 408 889 20 +268.7 +/- 16.87
20000 8278 1908 9814 +114.65 +/- 2.22 6 327 3169 6287 211 +249.92 +/- 6.05

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
180576 ncm-dbt-07 1222565 200 75 15 110 +107.53 +/- 23.71 0 6 30 62 2 +230.16 +/- 63.26
180575 ncm-dbt-02 1228304 206 80 21 105 +102.37 +/- 22.0 0 4 38 59 2 +216.54 +/- 56.04
180574 ncm-dbt-01 1190121 210 83 20 107 +107.53 +/- 21.77 0 4 36 63 2 +230.66 +/- 57.77
180573 ncm-dbt-03 1199113 216 89 23 104 +109.66 +/- 21.38 0 3 39 63 3 +231.91 +/- 55.2
180572 ncm-dbt-06 1229900 218 92 23 103 +113.87 +/- 20.66 0 4 33 71 1 +254.08 +/- 60.57
180571 ncm-dbt-05 1223702 224 96 22 106 +119.25 +/- 21.38 0 5 30 75 2 +265.1 +/- 63.48
180570 ncm-dbt-04 1144886 226 91 20 115 +112.97 +/- 21.28 0 5 34 72 2 +246.65 +/- 59.56
180569 ncm-dbt-07 1234037 500 215 39 246 +127.76 +/- 13.39 0 7 64 175 4 +293.29 +/- 43.07
180568 ncm-dbt-02 1210278 500 206 56 238 +107.54 +/- 14.52 0 13 78 155 4 +232.26 +/- 38.82
180567 ncm-dbt-03 1193434 500 221 45 234 +127.76 +/- 13.92 0 6 70 166 8 +282.94 +/- 41.13
180566 ncm-dbt-06 1203937 500 212 45 243 +120.67 +/- 12.97 0 4 79 163 4 +270.57 +/- 38.47
180565 ncm-dbt-01 1189407 500 202 48 250 +110.6 +/- 13.56 0 7 86 153 4 +240.82 +/- 36.9
180564 ncm-dbt-04 1139640 500 203 45 252 +113.68 +/- 13.72 0 5 89 149 7 +243.0 +/- 36.1
180563 ncm-dbt-05 1181208 500 207 55 238 +109.07 +/- 13.4 0 6 90 150 4 +236.51 +/- 35.94
180562 ncm-dbt-07 1220799 500 208 42 250 +119.89 +/- 13.51 0 5 80 159 6 +263.42 +/- 38.27
180561 ncm-dbt-02 1198300 500 209 53 238 +112.14 +/- 13.89 1 6 83 156 4 +247.41 +/- 37.61
180560 ncm-dbt-06 1189791 500 202 48 250 +110.6 +/- 13.89 0 8 85 152 5 +238.66 +/- 37.17
180559 ncm-dbt-03 1242375 500 202 55 243 +105.25 +/- 14.35 1 10 83 153 3 +230.16 +/- 37.67
180558 ncm-dbt-01 1229725 500 207 52 241 +111.37 +/- 14.06 0 6 91 145 8 +234.38 +/- 35.72
180557 ncm-dbt-05 1194041 500 202 51 247 +108.3 +/- 13.4 0 7 88 152 3 +236.51 +/- 36.44
180556 ncm-dbt-04 1130987 500 202 53 245 +106.77 +/- 13.89 0 8 90 147 5 +228.08 +/- 36.04
180555 ncm-dbt-02 1225740 500 212 47 241 +119.11 +/- 14.84 0 12 68 163 7 +258.75 +/- 41.54
180554 ncm-dbt-07 1196636 500 211 43 246 +121.45 +/- 12.01 0 3 76 171 0 +282.94 +/- 39.21
180553 ncm-dbt-06 1227706 500 204 48 248 +112.14 +/- 14.06 0 9 81 155 5 +243.0 +/- 38.14
180552 ncm-dbt-01 1192344 500 209 55 236 +110.6 +/- 14.38 0 10 82 152 6 +236.51 +/- 37.9
180551 ncm-dbt-03 1231966 500 200 45 255 +111.37 +/- 13.89 0 8 84 153 5 +240.82 +/- 37.4
180550 ncm-dbt-05 1231534 500 218 40 242 +129.35 +/- 12.99 0 4 69 172 5 +295.94 +/- 41.39
180549 ncm-dbt-04 1149799 500 210 46 244 +118.33 +/- 14.84 1 10 69 164 6 +261.07 +/- 41.31
180548 ncm-dbt-01 1234160 500 209 51 240 +113.68 +/- 13.89 1 4 87 152 6 +247.41 +/- 36.56
180547 ncm-dbt-06 1195262 500 209 56 235 +109.83 +/- 14.37 0 9 86 148 7 +232.26 +/- 36.96
180546 ncm-dbt-02 1215836 500 204 49 247 +111.37 +/- 14.38 0 9 84 150 7 +236.51 +/- 37.42
180545 ncm-dbt-07 1221900 500 201 41 258 +115.22 +/- 13.03 0 5 83 159 3 +256.44 +/- 37.51
180544 ncm-dbt-05 1235190 500 214 50 236 +118.33 +/- 13.86 0 8 75 162 5 +261.07 +/- 39.69
180543 ncm-dbt-03 1202949 500 207 40 253 +120.67 +/- 14.35 0 8 75 159 8 +261.07 +/- 39.69
180542 ncm-dbt-04 1165108 500 212 53 235 +114.45 +/- 14.21 0 10 76 159 5 +249.64 +/- 39.41
180541 ncm-dbt-06 1201610 500 206 50 244 +112.14 +/- 13.89 0 12 71 166 1 +251.89 +/- 40.68
180540 ncm-dbt-05 1184737 500 211 41 248 +123.02 +/- 14.82 0 9 72 159 10 +263.42 +/- 40.52
180539 ncm-dbt-02 1202428 500 218 57 225 +116.0 +/- 15.0 0 12 73 157 8 +247.41 +/- 40.14
180538 ncm-dbt-01 1203559 500 201 51 248 +107.54 +/- 14.21 0 12 79 156 3 +234.38 +/- 38.61
180537 ncm-dbt-04 1159210 500 204 35 261 +122.24 +/- 14.33 0 7 76 158 9 +263.42 +/- 39.41
180536 ncm-dbt-07 1174260 500 212 46 242 +119.89 +/- 13.68 0 7 75 163 5 +265.78 +/- 39.69
180535 ncm-dbt-03 1238200 500 207 43 250 +118.33 +/- 13.86 1 6 75 164 4 +265.78 +/- 39.69
175137 ncm-dbt-04 1449839 66 24 8 34 +85.93 +/- 38.55 0 2 13 18 0 +183.9 +/- 98.77
175136 ncm-dbt-03 1458706 66 23 4 39 +102.91 +/- 39.29 0 1 13 18 1 +212.59 +/- 98.54
175135 ncm-dbt-02 1463778 78 29 8 41 +95.9 +/- 37.47 0 3 12 24 0 +209.15 +/- 102.78
175134 ncm-dbt-05 1458412 80 33 5 42 +126.95 +/- 37.01 0 2 9 28 1 +284.85 +/- 122.91
175133 ncm-dbt-06 1454707 84 31 7 46 +102.1 +/- 35.79 0 2 15 24 1 +213.66 +/- 91.82
175132 ncm-dbt-01 1440086 82 38 12 32 +114.08 +/- 36.54 0 1 15 23 2 +232.99 +/- 91.47
175131 ncm-dbt-02 1463627 36 14 2 20 +120.38 +/- 42.9 0 0 6 12 0 +279.53 +/- 158.53
175130 ncm-dbt-01 1451904 36 20 4 12 +165.93 +/- 75.6 0 0 6 8 4 +279.53 +/- 158.53
175129 ncm-dbt-04 1448811 40 16 2 22 +126.94 +/- 40.05 0 0 6 14 0 +301.27 +/- 161.3
175128 ncm-dbt-03 1461839 44 19 4 21 +123.35 +/- 38.51 0 0 7 15 0 +289.19 +/- 143.82
175127 ncm-dbt-06 1455743 44 19 3 22 +132.36 +/- 45.38 0 0 7 14 1 +289.19 +/- 143.82
175126 ncm-dbt-05 1454854 44 18 1 25 +141.54 +/- 44.43 0 0 6 15 1 +320.6 +/- 163.6
175125 ncm-dbt-02 1463478 50 17 2 31 +107.53 +/- 47.72 0 2 6 17 0 +240.82 +/- 153.02
175124 ncm-dbt-04 1447640 50 18 6 26 +85.02 +/- 55.08 0 3 8 13 1 +164.07 +/- 126.09
175123 ncm-dbt-01 1453973 50 21 5 24 +115.2 +/- 36.62 0 0 9 16 0 +263.38 +/- 120.78
175122 ncm-dbt-03 1461391 50 21 7 22 +99.93 +/- 56.22 0 3 6 15 1 +200.24 +/- 144.55
175121 ncm-dbt-05 1454703 50 17 6 27 +77.72 +/- 58.15 1 2 7 15 0 +181.7 +/- 134.48
175120 ncm-dbt-06 1461983 50 17 4 29 +92.45 +/- 51.57 0 3 6 16 0 +200.24 +/- 144.55

Commit

Commit ID 39da50ed23ee3f1bd32a58c8f02471faa9a9fd63
Author Michael Chaly
Date 2023-03-08 06:16:09 UTC
Do more negative extensions This patch does negatively extend transposition table move if singular search failed and tt value is not bigger than alpha. Logic is close to what we had before recent simplification of negative extensions but uses or condition instead of and condition. Passed STC: https://tests.stockfishchess.org/tests/view/6404c8102644b62c33934607 LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 119040 W: 31841 L: 31416 D: 55783 Ptnml(0-2): 356, 13070, 32292, 13397, 405 Passed LTC: https://tests.stockfishchess.org/tests/view/6405abda2644b62c33937119 LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 47216 W: 12816 L: 12496 D: 21904 Ptnml(0-2): 12, 4500, 14286, 4776, 34 closes https://github.com/official-stockfish/Stockfish/pull/4430 bench 4747020
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