Dev Builds » 20220602-0543

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 10:24:58 1295607 3422 1348 425 1649 +96.09 +/- 5.61 2 93 626 960 30 +201.71 +/- 13.62
ncm-dbt-02 09:31:02 1196316 3144 1206 387 1551 +92.64 +/- 5.95 4 86 603 845 34 +191.73 +/- 13.87
ncm-dbt-03 10:26:18 1331482 3430 1331 405 1694 +96.18 +/- 5.54 1 90 635 960 29 +201.97 +/- 13.52
ncm-dbt-04 10:26:24 1312861 3430 1305 386 1739 +95.42 +/- 5.6 1 90 649 939 36 +198.08 +/- 13.37
ncm-dbt-05 10:22:01 1326149 3408 1353 403 1652 +99.48 +/- 5.48 1 74 636 960 33 +209.28 +/- 13.5
ncm-dbt-06 09:33:19 1226466 3166 1234 368 1564 +97.52 +/- 5.77 2 78 583 892 28 +205.35 +/- 14.11
20000 7777 2374 9849 +96.25 +/- 2.31 11 511 3732 5556 190 +201.39 +/- 5.57

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
203756 ncm-dbt-02 1191494 144 59 17 68 +104.36 +/- 25.11 0 3 24 45 0 +231.91 +/- 71.49
203755 ncm-dbt-05 1222955 158 64 22 72 +94.62 +/- 24.45 0 3 32 43 1 +199.76 +/- 60.95
203754 ncm-dbt-06 1219983 166 69 17 80 +112.61 +/- 24.73 0 3 27 51 2 +242.14 +/- 67.23
203753 ncm-dbt-03 1241417 172 67 18 87 +101.79 +/- 23.28 0 4 29 53 0 +224.85 +/- 64.67
203752 ncm-dbt-01 1194839 178 62 23 93 +77.38 +/- 22.01 0 4 42 43 0 +163.3 +/- 52.41
203751 ncm-dbt-04 1238269 182 77 27 78 +97.96 +/- 25.18 0 5 34 49 3 +198.57 +/- 59.41
203750 ncm-dbt-02 1192504 500 192 63 245 +91.71 +/- 15.06 0 16 95 133 6 +187.16 +/- 35.14
203749 ncm-dbt-05 1246319 500 206 63 231 +102.22 +/- 15.08 0 15 83 146 6 +213.85 +/- 37.6
203748 ncm-dbt-06 1225679 500 193 66 241 +90.22 +/- 14.89 0 17 93 136 4 +187.16 +/- 35.51
203747 ncm-dbt-01 1183007 500 194 60 246 +95.44 +/- 15.41 1 16 86 142 5 +200.24 +/- 36.91
203746 ncm-dbt-03 1224696 500 178 61 261 +82.83 +/- 14.29 1 12 109 125 3 +172.78 +/- 32.58
203745 ncm-dbt-04 1242101 500 194 45 261 +106.78 +/- 14.2 1 6 92 145 6 +228.08 +/- 35.56
203744 ncm-dbt-02 1197354 500 189 79 232 +77.71 +/- 14.58 1 16 107 124 2 +162.35 +/- 33.02
203743 ncm-dbt-06 1225125 500 192 47 261 +103.73 +/- 13.87 0 6 100 137 7 +215.85 +/- 33.86
203742 ncm-dbt-05 1234939 500 195 63 242 +93.95 +/- 14.96 0 14 97 132 7 +190.85 +/- 34.75
203741 ncm-dbt-01 1205107 500 201 61 238 +99.95 +/- 16.04 1 16 84 140 9 +204.07 +/- 37.33
203740 ncm-dbt-03 1240029 500 197 57 246 +99.95 +/- 14.76 0 12 93 138 7 +206.01 +/- 35.51
203739 ncm-dbt-04 1253313 500 179 56 265 +87.26 +/- 15.25 0 21 88 138 3 +181.7 +/- 36.39
203738 ncm-dbt-02 1195385 500 190 53 257 +97.69 +/- 15.73 2 10 97 131 10 +198.34 +/- 34.72
203737 ncm-dbt-06 1226066 500 190 62 248 +90.96 +/- 14.62 0 16 93 138 3 +190.85 +/- 35.52
203736 ncm-dbt-01 1211265 500 204 66 230 +98.44 +/- 14.14 0 13 88 147 2 +211.87 +/- 36.55
203735 ncm-dbt-05 1223322 500 207 47 246 +115.22 +/- 13.72 0 6 84 154 6 +249.64 +/- 37.33
203734 ncm-dbt-03 1233192 500 210 60 230 +107.54 +/- 14.52 0 12 81 152 5 +230.16 +/- 38.13
203733 ncm-dbt-04 1227195 500 187 65 248 +86.52 +/- 14.53 0 14 105 126 5 +176.33 +/- 33.3
203732 ncm-dbt-02 1196035 500 196 56 248 +99.95 +/- 14.46 0 13 88 145 4 +211.87 +/- 36.55
203731 ncm-dbt-06 1252757 500 197 62 241 +96.19 +/- 14.85 0 17 84 146 3 +204.07 +/- 37.33
203730 ncm-dbt-05 1232582 500 195 62 243 +94.69 +/- 13.14 0 8 102 139 1 +204.07 +/- 33.61
203729 ncm-dbt-03 1239966 500 196 57 247 +99.2 +/- 13.99 0 10 95 141 4 +209.91 +/- 35.06
203728 ncm-dbt-01 1173254 500 193 64 243 +91.71 +/- 14.49 0 13 100 132 5 +189.0 +/- 34.18
203727 ncm-dbt-04 1229936 500 198 47 255 +108.3 +/- 14.21 0 9 87 148 6 +230.16 +/- 36.73
203726 ncm-dbt-02 1197287 500 193 50 257 +102.22 +/- 15.51 1 13 86 142 8 +211.87 +/- 36.97
203725 ncm-dbt-06 1202671 500 204 51 245 +109.83 +/- 14.53 1 7 87 148 7 +234.38 +/- 36.71
203724 ncm-dbt-03 1264933 500 195 54 251 +100.7 +/- 15.06 0 16 82 147 5 +211.87 +/- 37.79
203723 ncm-dbt-01 1201355 500 199 64 237 +96.19 +/- 14.41 0 15 87 146 2 +206.01 +/- 36.74
203722 ncm-dbt-05 1226655 500 212 58 230 +110.6 +/- 14.84 0 10 85 146 9 +230.16 +/- 37.2
203721 ncm-dbt-04 1206755 500 188 52 260 +96.94 +/- 13.81 0 10 97 140 3 +206.01 +/- 34.66
203720 ncm-dbt-06 1232981 500 189 63 248 +89.48 +/- 14.3 1 12 99 136 2 +190.85 +/- 34.36
203719 ncm-dbt-02 1204157 500 187 69 244 +83.57 +/- 14.45 0 15 106 125 4 +171.02 +/- 33.15
203718 ncm-dbt-05 1224969 500 185 62 253 +87.26 +/- 13.8 0 13 102 134 1 +185.33 +/- 33.81
203717 ncm-dbt-03 1209786 500 188 60 252 +90.96 +/- 14.17 0 14 96 138 2 +192.71 +/- 34.94
203716 ncm-dbt-01 1187893 500 196 66 238 +92.45 +/- 14.2 0 13 97 137 3 +194.57 +/- 34.74
203715 ncm-dbt-04 1232015 500 185 60 255 +88.74 +/- 14.72 0 15 100 130 5 +181.7 +/- 34.21
175967 ncm-dbt-05 1433002 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83
175966 ncm-dbt-03 1440646 8 3 0 5 +136.8 +/- 89.09 0 0 1 3 0 +337.69 +/- 541.44
175965 ncm-dbt-01 1444136 44 18 5 21 +105.78 +/- 39.35 0 0 9 13 0 +235.89 +/- 118.5
175964 ncm-dbt-04 1420485 48 20 5 23 +112.31 +/- 49.21 0 1 8 14 1 +231.91 +/- 132.32
175963 ncm-dbt-03 1445739 50 17 8 25 +63.22 +/- 48.63 0 3 10 12 0 +130.94 +/- 112.59
175962 ncm-dbt-05 1437822 50 18 4 28 +99.93 +/- 47.48 0 1 10 13 1 +200.24 +/- 114.26
175961 ncm-dbt-01 1440067 50 18 3 29 +107.53 +/- 42.62 0 1 8 16 0 +240.82 +/- 132.75
175960 ncm-dbt-04 1430854 50 19 8 23 +77.7 +/- 45.94 0 2 10 13 0 +164.07 +/- 113.84
175959 ncm-dbt-05 1439637 50 19 6 25 +92.43 +/- 42.19 0 0 13 11 1 +181.68 +/- 91.94
175958 ncm-dbt-03 1442096 50 21 7 22 +99.94 +/- 47.48 0 2 7 16 0 +219.87 +/- 140.03
175957 ncm-dbt-01 1433290 50 26 5 19 +155.5 +/- 51.17 0 0 7 15 3 +315.3 +/- 146.24
175956 ncm-dbt-04 1425154 50 15 7 28 +56.05 +/- 55.43 0 3 13 7 2 +85.04 +/- 96.78
175955 ncm-dbt-03 1439937 50 20 9 21 +77.69 +/- 65.13 0 4 9 9 3 +115.23 +/- 116.78
175954 ncm-dbt-05 1438621 50 19 4 27 +107.54 +/- 52.35 1 0 7 17 0 +263.42 +/- 145.5
175953 ncm-dbt-01 1432859 50 18 5 27 +92.45 +/- 42.2 0 1 10 14 0 +200.24 +/- 114.26
175950 ncm-dbt-03 1444864 50 20 9 21 +77.7 +/- 41.12 0 1 12 12 0 +164.07 +/- 100.82
175949 ncm-dbt-04 1431281 50 22 5 23 +122.99 +/- 42.31 0 0 9 15 1 +263.38 +/- 120.78
175948 ncm-dbt-05 1437173 50 18 6 26 +85.04 +/- 46.59 0 2 9 14 0 +181.7 +/- 121.14
175943 ncm-dbt-01 1440223 50 19 3 28 +115.21 +/- 47.81 0 1 8 15 1 +240.82 +/- 132.75
175942 ncm-dbt-03 1441969 50 19 5 26 +99.93 +/- 36.88 0 0 11 14 0 +219.84 +/- 104.3
175941 ncm-dbt-04 1416977 50 21 9 20 +85.02 +/- 58.9 0 4 6 14 1 +164.07 +/- 137.85
175940 ncm-dbt-05 1441951 50 15 6 29 +63.22 +/- 44.25 0 2 12 11 0 +130.94 +/- 101.68

Commit

Commit ID 8fadbcf1b2c3bc281b2d1efd7992fc9f4c3a38be
Author Michael Chaly
Date 2022-06-02 05:43:14 UTC
Add info about elo gained from some heuristics Add info about qsearch and impact of main and continuation histories. Based on these tests: https://tests.stockfishchess.org/tests/view/62946ffcb0d5a7d1b780fc7e https://tests.stockfishchess.org/tests/view/628facb71e7cd5f299669534 https://tests.stockfishchess.org/tests/view/628eade11e7cd5f299666f2e closes https://github.com/official-stockfish/Stockfish/pull/4041 No functional change.
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