Dev Builds » 20220503-1554

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 10:25:50 1246399 3428 1329 440 1659 +92.21 +/- 5.75 2 100 664 903 45 +187.89 +/- 13.22
ncm-dbt-02 10:24:20 1305838 3406 1332 436 1638 +93.6 +/- 5.73 0 103 642 917 41 +191.8 +/- 13.45
ncm-dbt-03 09:38:49 1204775 3190 1237 392 1561 +94.28 +/- 5.88 1 90 603 865 36 +194.5 +/- 13.88
ncm-dbt-04 10:24:18 1278224 3394 1315 414 1665 +94.5 +/- 5.83 2 102 631 917 45 +193.45 +/- 13.57
ncm-dbt-05 10:25:47 1314182 3410 1314 430 1666 +92.17 +/- 5.79 0 107 653 899 46 +186.93 +/- 13.33
ncm-dbt-06 09:32:45 1134740 3172 1251 405 1516 +94.96 +/- 6.1 0 102 585 850 49 +192.02 +/- 14.09
20000 7778 2517 9705 +93.59 +/- 2.39 5 604 3778 5351 262 +191.03 +/- 5.54

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
204354 ncm-dbt-04 1222557 152 64 13 75 +121.26 +/- 25.19 0 1 26 46 3 +258.51 +/- 67.99
204353 ncm-dbt-02 1226608 158 65 17 76 +108.98 +/- 27.28 0 4 26 46 3 +224.78 +/- 68.47
204352 ncm-dbt-05 1232905 166 60 20 86 +85.39 +/- 27.17 0 7 31 43 2 +171.83 +/- 62.12
204351 ncm-dbt-03 1240484 172 75 19 78 +117.38 +/- 24.93 0 3 27 53 3 +249.8 +/- 67.28
204350 ncm-dbt-06 1239868 172 67 21 84 +95.23 +/- 28.81 0 8 28 46 4 +185.5 +/- 64.94
204349 ncm-dbt-01 1154539 180 67 18 95 +97.02 +/- 23.99 0 4 35 49 2 +201.3 +/- 58.4
204348 ncm-dbt-04 1244700 500 197 66 237 +93.2 +/- 15.23 0 16 94 133 7 +189.0 +/- 35.33
204347 ncm-dbt-05 1228590 500 192 70 238 +86.52 +/- 15.64 0 16 107 116 11 +165.8 +/- 33.0
204346 ncm-dbt-02 1223194 500 192 68 240 +88.0 +/- 16.08 0 22 90 130 8 +174.55 +/- 35.98
204345 ncm-dbt-03 1226205 500 196 60 244 +96.94 +/- 14.42 0 12 95 138 5 +202.15 +/- 35.11
204344 ncm-dbt-01 1192154 500 195 55 250 +99.95 +/- 14.61 0 12 92 140 6 +207.95 +/- 35.71
204343 ncm-dbt-06 1232072 500 182 53 265 +91.71 +/- 14.92 0 17 91 138 4 +190.85 +/- 35.9
204342 ncm-dbt-05 1223249 500 193 58 249 +96.19 +/- 14.71 0 14 92 139 5 +200.24 +/- 35.72
204341 ncm-dbt-03 1228248 500 185 62 253 +87.26 +/- 13.33 0 11 105 134 0 +187.16 +/- 33.21
204340 ncm-dbt-04 1216207 500 198 60 242 +98.44 +/- 15.88 1 15 88 137 9 +200.24 +/- 36.52
204339 ncm-dbt-02 1202725 500 180 69 251 +78.43 +/- 14.6 0 17 109 120 4 +158.93 +/- 32.69
204338 ncm-dbt-06 1235408 500 205 69 226 +96.94 +/- 14.27 0 10 100 134 6 +200.24 +/- 34.09
204337 ncm-dbt-01 1207531 500 197 68 235 +91.71 +/- 15.89 1 18 89 135 7 +187.16 +/- 36.25
204336 ncm-dbt-03 1237500 500 196 77 227 +84.31 +/- 15.98 1 18 101 121 9 +165.8 +/- 34.05
204335 ncm-dbt-05 1229092 500 190 60 250 +92.45 +/- 15.08 0 15 97 131 7 +187.16 +/- 34.76
204334 ncm-dbt-02 1197827 500 210 68 222 +101.46 +/- 13.85 0 6 103 134 7 +209.91 +/- 33.29
204333 ncm-dbt-01 1215657 500 195 70 235 +88.74 +/- 14.86 0 15 101 128 6 +179.9 +/- 34.03
204332 ncm-dbt-06 1219657 500 201 69 230 +93.95 +/- 16.2 0 18 94 126 12 +181.7 +/- 35.31
204331 ncm-dbt-04 1239031 500 187 66 247 +85.78 +/- 14.79 0 17 99 130 4 +176.33 +/- 34.4
203906 ncm-dbt-05 1242034 500 195 71 234 +88.0 +/- 15.13 0 18 95 132 5 +179.9 +/- 35.13
203905 ncm-dbt-02 1199029 500 206 66 228 +99.95 +/- 14.76 0 13 90 141 6 +207.95 +/- 36.13
203904 ncm-dbt-03 1239261 500 188 60 252 +90.96 +/- 14.76 0 14 100 130 6 +185.33 +/- 34.19
203903 ncm-dbt-01 1213556 500 186 62 252 +88.0 +/- 14.7 0 14 104 126 6 +178.11 +/- 33.48
203902 ncm-dbt-04 1232212 500 186 62 252 +88.0 +/- 14.12 0 13 103 131 3 +183.51 +/- 33.63
203901 ncm-dbt-06 1223030 500 196 57 247 +99.2 +/- 15.19 0 17 82 146 5 +207.95 +/- 37.76
203900 ncm-dbt-02 1193100 500 189 57 254 +93.95 +/- 15.53 0 20 83 142 5 +194.57 +/- 37.42
203899 ncm-dbt-05 1214762 500 193 60 247 +94.69 +/- 14.83 0 14 95 135 6 +194.57 +/- 35.13
203898 ncm-dbt-04 1230041 500 195 52 253 +102.22 +/- 15.08 0 14 86 143 7 +211.87 +/- 36.97
203897 ncm-dbt-03 1231106 500 190 53 257 +97.69 +/- 15.02 0 15 89 140 6 +202.15 +/- 36.32
203896 ncm-dbt-01 1191558 500 208 69 223 +99.2 +/- 14.75 0 12 94 137 7 +204.07 +/- 35.31
203895 ncm-dbt-06 1221334 500 206 59 235 +105.25 +/- 14.81 0 10 92 139 9 +215.85 +/- 35.68
203894 ncm-dbt-02 1192516 500 199 64 237 +96.19 +/- 14.41 0 12 96 137 5 +200.24 +/- 34.91
203893 ncm-dbt-06 571817 500 194 77 229 +82.83 +/- 16.07 0 22 98 121 9 +160.64 +/- 34.55
203892 ncm-dbt-03 776665 500 197 61 242 +96.94 +/- 15.16 0 17 85 143 5 +202.15 +/- 37.11
203891 ncm-dbt-01 602774 500 185 67 248 +83.57 +/- 15.96 1 18 102 120 9 +164.07 +/- 33.88
203890 ncm-dbt-05 1223995 500 202 63 235 +99.2 +/- 14.9 0 12 95 135 8 +202.15 +/- 35.11
203889 ncm-dbt-04 843320 500 194 56 250 +98.44 +/- 15.18 0 16 86 142 6 +204.07 +/- 36.93
176075 ncm-dbt-03 1458736 18 10 0 8 +217.48 +/- 97.97 0 0 1 6 2 +491.83 +/- 454.92
176073 ncm-dbt-04 1418095 42 17 9 16 +66.98 +/- 65.93 0 4 6 10 1 +120.41 +/- 139.23
176071 ncm-dbt-05 1434008 44 16 6 22 +80.36 +/- 50.61 0 2 8 12 0 +170.39 +/- 129.05
176069 ncm-dbt-02 1443126 48 20 5 23 +112.32 +/- 49.22 0 2 5 17 0 +254.73 +/- 169.93
176068 ncm-dbt-01 1438762 48 20 7 21 +96.48 +/- 53.46 0 1 11 10 2 +172.05 +/- 106.57
176065 ncm-dbt-04 1419858 50 20 10 20 +70.44 +/- 60.88 1 1 12 9 2 +130.94 +/- 101.68
176064 ncm-dbt-05 1436312 50 20 4 26 +115.21 +/- 47.81 0 1 8 15 1 +240.82 +/- 132.75
176063 ncm-dbt-02 1447504 50 16 6 28 +70.43 +/- 45.16 0 2 11 12 0 +147.19 +/- 107.43
176062 ncm-dbt-01 1437175 50 19 5 26 +99.94 +/- 52.02 0 3 5 17 0 +219.87 +/- 157.08
176061 ncm-dbt-04 1427007 50 17 5 28 +85.02 +/- 46.58 0 1 12 11 1 +164.07 +/- 100.82
176060 ncm-dbt-05 1431900 50 17 9 24 +56.07 +/- 51.66 0 4 9 12 0 +115.23 +/- 116.78
176059 ncm-dbt-02 1453225 50 19 5 26 +99.93 +/- 56.22 0 2 9 12 2 +181.7 +/- 121.14
176058 ncm-dbt-01 1429282 50 20 5 25 +107.53 +/- 42.62 0 1 8 16 0 +240.82 +/- 132.75
176057 ncm-dbt-04 1422335 50 20 10 20 +70.43 +/- 49.53 0 3 9 13 0 +147.19 +/- 118.91
176056 ncm-dbt-05 1436165 50 15 4 31 +77.7 +/- 50.32 0 3 8 14 0 +164.07 +/- 126.09
176055 ncm-dbt-01 1435626 50 19 5 26 +99.94 +/- 42.49 0 1 9 15 0 +219.87 +/- 122.63
176054 ncm-dbt-02 1445602 50 16 6 28 +70.43 +/- 49.53 0 3 9 13 0 +147.19 +/- 118.91
176053 ncm-dbt-05 1437173 50 21 5 24 +115.21 +/- 47.81 0 1 8 15 1 +240.82 +/- 132.75
176052 ncm-dbt-04 1423327 50 20 5 25 +107.52 +/- 52.35 0 1 10 12 2 +200.24 +/- 114.26
176051 ncm-dbt-02 1445601 50 20 5 25 +107.51 +/- 42.62 0 0 11 13 1 +219.84 +/- 104.3
176050 ncm-dbt-01 1438185 50 18 9 23 +63.22 +/- 39.41 0 1 14 10 0 +130.94 +/- 89.9

Commit

Commit ID 285a79eaa0b89b342b5e4f217682e083a6fd33f5
Author Stefan Geschwentner
Date 2022-05-03 15:54:23 UTC
Simplify time management. Replace the best move instability adjustment factor by a simpler version which doesn't have a dependency on the iteration depth. STC: LLR: 2.94 (-2.94,2.94) <-2.25,0.25> Total: 30800 W: 8232 L: 8073 D: 14495 Ptnml(0-2): 101, 3309, 8444, 3422, 124 https://tests.stockfishchess.org/tests/view/6266c77bc5b924ba22908d30 LTC: LLR: 2.95 (-2.94,2.94) <-2.25,0.25> Total: 61664 W: 16375 L: 16272 D: 29017 Ptnml(0-2): 40, 5869, 18897, 6000, 26 https://tests.stockfishchess.org/tests/view/6266fc39b3d1812808915f23 closes https://github.com/official-stockfish/Stockfish/pull/3999 Bench: 7729968
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