Dev Builds » 20220911-1205

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 10:03:21 1283143 3362 1333 381 1648 +101.15 +/- 5.58 2 75 607 963 34 +213.5 +/- 13.83
ncm-dbt-02 09:56:19 1315614 3304 1317 386 1601 +100.62 +/- 5.64 1 81 586 954 30 +212.86 +/- 14.08
ncm-dbt-03 10:04:32 1313754 3352 1311 362 1679 +101.13 +/- 5.64 3 76 601 961 35 +213.42 +/- 13.9
ncm-dbt-04 10:03:30 1302329 3352 1321 397 1634 +98.32 +/- 5.64 2 85 607 951 31 +206.98 +/- 13.83
ncm-dbt-05 09:56:26 1305205 3294 1245 359 1690 +95.81 +/- 5.79 3 90 606 914 34 +199.82 +/- 13.84
ncm-dbt-06 10:03:50 1301492 3336 1322 394 1620 +99.26 +/- 5.67 1 85 601 947 34 +208.23 +/- 13.9
20000 7849 2279 9872 +99.39 +/- 2.31 12 492 3608 5690 198 +209.12 +/- 5.67

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
187207 ncm-dbt-05 1228507 124 47 17 60 +85.75 +/- 31.78 0 5 24 31 2 +169.11 +/- 71.04
187206 ncm-dbt-02 1260029 152 63 25 64 +88.73 +/- 24.88 0 1 39 33 3 +173.02 +/- 52.62
187205 ncm-dbt-06 1237883 158 71 21 66 +113.85 +/- 28.97 0 5 23 47 4 +231.36 +/- 72.57
187204 ncm-dbt-03 1232396 176 77 19 80 +118.93 +/- 26.75 0 4 27 52 5 +242.06 +/- 67.19
187203 ncm-dbt-01 1207712 188 76 21 91 +104.7 +/- 20.55 0 1 38 54 1 +227.28 +/- 54.94
187202 ncm-dbt-04 1202660 202 79 22 101 +100.77 +/- 22.87 0 5 36 58 2 +212.15 +/- 57.73
187201 ncm-dbt-05 1233082 500 182 51 267 +93.2 +/- 14.51 0 12 101 131 6 +190.85 +/- 33.97
187200 ncm-dbt-06 1217645 500 197 70 233 +90.22 +/- 15.31 1 17 90 138 4 +189.0 +/- 36.08
187199 ncm-dbt-02 1242240 500 200 60 240 +99.95 +/- 14.15 0 11 92 143 4 +211.87 +/- 35.7
187198 ncm-dbt-03 1230421 500 194 51 255 +102.22 +/- 14.33 0 12 87 147 4 +217.85 +/- 36.77
187197 ncm-dbt-01 1215905 500 193 49 258 +102.97 +/- 14.49 0 12 87 146 5 +217.85 +/- 36.77
187196 ncm-dbt-04 1233341 500 200 63 237 +97.69 +/- 15.59 1 16 84 143 6 +204.07 +/- 37.33
187195 ncm-dbt-05 1237279 500 197 58 245 +99.2 +/- 15.61 0 18 82 143 7 +204.07 +/- 37.72
187194 ncm-dbt-06 1226760 500 205 51 244 +110.6 +/- 13.89 0 9 82 155 4 +240.82 +/- 37.9
187193 ncm-dbt-02 1234285 500 199 54 247 +103.73 +/- 14.8 1 11 85 148 5 +221.9 +/- 37.21
187192 ncm-dbt-03 1233795 500 198 57 245 +100.71 +/- 15.49 1 13 88 140 8 +207.95 +/- 36.54
187191 ncm-dbt-01 1187862 500 197 55 248 +101.46 +/- 14.17 0 10 93 142 5 +213.85 +/- 35.47
187190 ncm-dbt-04 1216056 500 196 51 253 +103.73 +/- 13.38 0 8 91 149 2 +226.0 +/- 35.82
187189 ncm-dbt-05 1206107 500 201 51 248 +107.54 +/- 14.05 0 7 93 143 7 +226.0 +/- 35.35
187188 ncm-dbt-06 1237171 500 199 58 243 +100.7 +/- 14.47 0 13 87 146 4 +213.85 +/- 36.76
187187 ncm-dbt-02 1239025 500 192 51 257 +100.7 +/- 13.69 0 10 91 147 2 +217.85 +/- 35.89
187186 ncm-dbt-03 1257022 500 192 53 255 +99.2 +/- 14.45 0 12 92 141 5 +207.95 +/- 35.71
187185 ncm-dbt-04 1256194 500 194 67 239 +90.22 +/- 14.89 1 15 93 138 3 +190.85 +/- 35.52
187184 ncm-dbt-01 1208437 500 204 54 242 +107.54 +/- 14.37 0 10 86 148 6 +228.08 +/- 36.98
187183 ncm-dbt-05 1213802 500 190 58 252 +93.95 +/- 14.53 1 15 85 149 0 +206.01 +/- 37.14
187182 ncm-dbt-06 1216043 500 196 61 243 +96.19 +/- 15.0 0 15 91 138 6 +198.34 +/- 35.92
187181 ncm-dbt-04 1232851 500 196 69 235 +90.22 +/- 14.16 0 13 100 134 3 +189.0 +/- 34.18
187180 ncm-dbt-02 1241552 500 210 52 238 +113.68 +/- 14.69 0 13 71 161 5 +247.41 +/- 40.63
187179 ncm-dbt-03 1239210 500 191 51 258 +99.95 +/- 14.15 0 13 86 149 2 +215.85 +/- 36.98
187178 ncm-dbt-01 1189256 500 203 57 240 +104.49 +/- 14.19 0 10 89 146 5 +221.9 +/- 36.31
187177 ncm-dbt-05 1242922 500 184 45 271 +99.2 +/- 14.6 0 14 87 145 4 +209.91 +/- 36.75
187176 ncm-dbt-06 1206204 500 188 49 263 +99.2 +/- 14.15 0 11 93 142 4 +209.91 +/- 35.49
187175 ncm-dbt-02 1237414 500 199 66 235 +94.69 +/- 14.69 0 14 94 137 5 +196.45 +/- 35.33
187174 ncm-dbt-04 1247965 500 202 55 243 +105.25 +/- 14.66 0 11 88 144 7 +219.87 +/- 36.54
187173 ncm-dbt-03 1238872 500 197 51 252 +104.49 +/- 13.88 0 9 90 147 4 +223.94 +/- 36.07
187172 ncm-dbt-01 1192141 500 201 65 234 +96.94 +/- 15.3 0 16 89 138 7 +198.34 +/- 36.31
187171 ncm-dbt-05 1233957 500 176 60 264 +82.1 +/- 14.7 2 12 107 126 3 +172.78 +/- 32.96
187170 ncm-dbt-02 1243861 500 194 59 247 +96.19 +/- 15.29 0 18 84 143 5 +200.24 +/- 37.29
187169 ncm-dbt-06 1207436 500 191 54 255 +97.69 +/- 13.97 0 11 94 142 3 +207.95 +/- 35.29
187168 ncm-dbt-04 1235918 500 198 54 248 +102.97 +/- 14.64 0 13 85 147 5 +217.85 +/- 37.2
187167 ncm-dbt-01 1154676 500 190 61 249 +91.71 +/- 14.78 2 12 93 141 2 +198.34 +/- 35.52
187166 ncm-dbt-03 1244611 500 197 57 246 +99.95 +/- 14.15 1 8 95 142 4 +213.85 +/- 35.03
175642 ncm-dbt-04 1424019 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83
175641 ncm-dbt-02 1445015 2 1 1 0 0.0 +/- 34.02 0 0 1 0 0 0.0 +/- 30.47
175640 ncm-dbt-05 1436028 20 6 1 13 +88.69 +/- 58.16 0 0 5 5 0 +190.78 +/- 162.33
175639 ncm-dbt-01 1435023 24 9 3 12 +88.7 +/- 81.86 0 1 5 5 1 +154.14 +/- 171.6
175638 ncm-dbt-06 1439196 28 13 4 11 +115.72 +/- 62.86 0 0 6 7 1 +225.65 +/- 150.67
175637 ncm-dbt-03 1442689 26 9 2 15 +95.87 +/- 77.49 0 1 5 6 1 +173.46 +/- 173.59
175631 ncm-dbt-04 1426165 50 21 7 22 +99.93 +/- 47.48 0 1 10 13 1 +200.24 +/- 114.26
175629 ncm-dbt-02 1440790 50 21 8 21 +92.45 +/- 42.2 0 1 10 14 0 +200.24 +/- 114.26
175628 ncm-dbt-05 1443702 50 18 7 25 +77.69 +/- 58.16 0 4 7 13 1 +147.19 +/- 129.82
175627 ncm-dbt-01 1438623 50 23 8 19 +107.52 +/- 36.86 0 0 10 15 0 +240.79 +/- 111.83
175626 ncm-dbt-03 1441083 50 15 7 28 +56.08 +/- 58.98 1 3 8 13 0 +130.94 +/- 122.89
175625 ncm-dbt-06 1437175 50 21 7 22 +99.94 +/- 42.49 0 1 9 15 0 +219.87 +/- 122.63
175624 ncm-dbt-04 1425862 50 21 6 23 +107.52 +/- 52.35 0 2 7 15 1 +219.87 +/- 140.03
175623 ncm-dbt-02 1443117 50 20 5 25 +107.53 +/- 42.62 0 1 8 16 0 +240.82 +/- 132.75
175622 ncm-dbt-05 1441086 50 23 6 21 +123.0 +/- 52.64 0 1 8 14 2 +240.82 +/- 132.75
175621 ncm-dbt-01 1446322 50 18 3 29 +107.52 +/- 47.72 0 1 9 14 1 +219.87 +/- 122.63
175620 ncm-dbt-03 1443854 50 21 7 22 +99.93 +/- 47.48 0 1 10 13 1 +200.24 +/- 114.26
175619 ncm-dbt-06 1442536 50 18 12 20 +41.88 +/- 49.32 0 3 14 7 1 +70.44 +/- 92.08
175618 ncm-dbt-04 1424594 50 14 3 33 +77.69 +/- 45.93 0 1 13 10 1 +147.19 +/- 95.14
175617 ncm-dbt-02 1444432 50 18 5 27 +92.44 +/- 47.1 0 1 11 12 1 +181.7 +/- 107.11
175616 ncm-dbt-05 1440791 50 21 5 24 +115.21 +/- 56.95 0 2 7 14 2 +219.87 +/- 140.03
175615 ncm-dbt-01 1438620 50 19 5 26 +99.93 +/- 52.02 0 2 8 14 1 +200.24 +/- 129.69
175614 ncm-dbt-03 1447349 50 20 7 23 +92.43 +/- 42.19 0 0 13 11 1 +181.68 +/- 91.94
175613 ncm-dbt-06 1448372 50 23 7 20 +115.19 +/- 52.57 0 0 12 10 3 +200.21 +/- 97.77

Commit

Commit ID eaf2c8207fff9699201085fec123c114f454f798
Author Michael Chaly
Date 2022-09-11 12:05:39 UTC
Further LTC tuning of search parameters Tuning done by bigpenor with some hand adjustments on top by Viz. Had a good performance at fixed games 180+1.8: https://tests.stockfishchess.org/tests/view/631836b437f41b13973d7da1 Elo: 1.35 +-1.2 (95%) LOS: 98.6% Total: 60000 W: 16422 L: 16189 D: 27389 Ptnml(0-2): 39, 5335, 18992, 5622, 12 nElo: 3.13 +-2.8 (95%) PairsRatio: 1.05 Passed 60+0.6 8 threads SPRT: https://tests.stockfishchess.org/tests/view/631ba0ff74bc4fe483a99db3 LLR: 2.95 (-2.94,2.94) <0.50,2.50> Total: 29712 W: 8301 L: 8039 D: 13372 Ptnml(0-2): 12, 2318, 9925, 2598, 3 closes https://github.com/official-stockfish/Stockfish/pull/4160 bench 3938073
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