Dev Builds » 20221219-1946

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 06:00:49 1200487 2006 819 217 970 +107.58 +/- 7.15 0 45 329 611 18 +231.35 +/- 18.81
ncm-dbt-02 05:59:17 1235370 1990 803 225 962 +103.9 +/- 7.07 0 41 352 585 17 +221.81 +/- 18.17
ncm-dbt-03 06:01:22 1240009 2008 786 256 966 +93.93 +/- 7.16 1 49 389 549 16 +196.9 +/- 17.27
ncm-dbt-04 06:01:57 1227822 1994 807 217 970 +105.97 +/- 7.13 1 40 342 596 18 +227.41 +/- 18.44
ncm-dbt-06 05:59:04 1231202 2002 808 208 986 +107.42 +/- 7.44 2 48 323 604 24 +228.82 +/- 18.97
ncm-et-3 06:22:47 1303199 1670 686 192 792 +105.94 +/- 8.45 0 54 257 500 24 +221.33 +/- 21.19
ncm-et-4 06:23:51 1303496 1666 660 170 836 +105.3 +/- 7.88 2 32 289 494 16 +225.71 +/- 20.06
ncm-et-9 06:23:10 1300625 1662 666 186 810 +103.28 +/- 7.93 0 37 296 479 19 +217.22 +/- 19.82
ncm-et-10 06:23:41 1300544 1672 678 182 812 +106.26 +/- 8.01 1 29 307 471 28 +220.38 +/- 19.42
ncm-et-13 06:22:56 1311463 1654 653 164 837 +105.88 +/- 7.66 1 28 292 493 13 +228.48 +/- 19.93
ncm-et-15 06:23:43 1301746 1676 690 202 784 +104.18 +/- 7.94 0 44 276 504 14 +222.73 +/- 20.53
20000 8056 2219 9725 +104.43 +/- 2.29 8 447 3452 5886 207 +221.8 +/- 5.8

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
181315 ncm-dbt-01 1229349 6 3 2 1 +58.33 +/- 98.71 0 0 2 1 0 +120.24 +/- 264.77
181314 ncm-dbt-06 1222403 2 1 0 1 +189.7 +/- 55.98 0 0 0 1 0 +1129.65 +/- 376.02
181313 ncm-dbt-03 1234680 8 3 1 4 +88.62 +/- 93.84 0 0 2 2 0 +190.67 +/- 458.56
181312 ncm-dbt-04 1213600 494 196 58 240 +99.7 +/- 14.73 0 11 94 135 7 +205.21 +/- 35.28
181311 ncm-dbt-02 1220205 490 197 59 234 +100.56 +/- 15.13 0 16 79 146 4 +213.33 +/- 38.48
181310 ncm-dbt-01 1196912 500 206 52 242 +110.6 +/- 14.38 0 11 79 155 5 +238.66 +/- 38.63
181309 ncm-dbt-03 1241529 500 199 59 242 +99.95 +/- 14.46 0 11 94 139 6 +207.95 +/- 35.29
181308 ncm-dbt-06 1227721 500 202 48 250 +110.6 +/- 14.53 0 12 77 156 5 +238.66 +/- 39.1
181307 ncm-dbt-02 1248537 500 216 57 227 +114.45 +/- 13.21 0 5 85 156 4 +251.89 +/- 37.03
181306 ncm-dbt-04 1217389 500 203 56 241 +105.25 +/- 14.35 1 11 80 156 2 +232.26 +/- 38.36
181305 ncm-dbt-03 1257760 500 188 68 244 +85.04 +/- 14.2 0 15 102 131 2 +178.11 +/- 33.85
181304 ncm-dbt-06 1253048 500 198 49 253 +106.78 +/- 14.97 1 9 88 144 8 +223.94 +/- 36.53
181303 ncm-dbt-01 1200845 500 202 56 242 +104.49 +/- 14.5 0 13 82 151 4 +223.94 +/- 37.87
181302 ncm-dbt-02 1231344 500 199 57 244 +101.46 +/- 14.01 0 10 92 144 4 +215.85 +/- 35.68
181301 ncm-dbt-04 1247217 500 208 56 236 +109.07 +/- 14.68 0 9 89 143 9 +226.0 +/- 36.29
181300 ncm-dbt-01 1190202 500 203 48 249 +111.37 +/- 14.06 0 10 79 157 4 +243.0 +/- 38.64
181299 ncm-dbt-06 1209080 500 206 54 240 +109.07 +/- 14.84 0 12 81 150 7 +230.16 +/- 38.13
181298 ncm-dbt-03 1244712 500 200 56 244 +102.97 +/- 14.02 0 10 90 146 4 +219.87 +/- 36.1
181297 ncm-dbt-06 1243761 500 201 57 242 +102.97 +/- 15.23 1 15 77 153 4 +221.9 +/- 38.94
181296 ncm-dbt-02 1241397 500 191 52 257 +99.2 +/- 14.15 0 10 96 139 5 +207.95 +/- 34.86
181295 ncm-dbt-03 1221365 500 196 72 232 +88.0 +/- 14.7 1 13 101 131 4 +183.51 +/- 34.01
181294 ncm-dbt-01 1185129 500 205 59 236 +104.49 +/- 14.35 0 11 87 147 5 +221.9 +/- 36.76
181293 ncm-dbt-04 1233085 500 200 47 253 +109.83 +/- 13.23 0 9 79 162 0 +247.41 +/- 38.64
167198 ncm-et-13 1313135 154 69 13 72 +132.39 +/- 23.56 0 0 24 50 3 +293.48 +/- 70.59
167197 ncm-et-9 1302293 162 61 20 81 +89.88 +/- 23.92 0 3 35 42 1 +188.0 +/- 57.88
167196 ncm-et-4 1296058 166 63 21 82 +89.85 +/- 25.13 0 4 35 42 2 +182.57 +/- 58.18
167195 ncm-et-10 1291369 172 70 25 77 +93.06 +/- 26.07 0 5 34 44 3 +185.5 +/- 59.33
167194 ncm-et-15 1300991 176 77 17 82 +123.38 +/- 20.14 0 1 26 61 0 +289.24 +/- 68.48
167193 ncm-et-3 1301669 170 72 18 80 +114.31 +/- 22.63 0 3 25 57 0 +260.66 +/- 70.14
167192 ncm-et-13 1308449 500 191 51 258 +99.95 +/- 14.15 0 11 92 143 4 +211.87 +/- 35.7
167191 ncm-et-9 1300133 500 209 58 233 +108.3 +/- 13.73 0 7 90 148 5 +232.26 +/- 35.99
167190 ncm-et-4 1315906 500 200 49 251 +108.3 +/- 14.83 2 8 82 153 5 +236.51 +/- 37.9
167189 ncm-et-15 1302721 500 207 65 228 +101.46 +/- 14.63 0 15 81 151 3 +217.85 +/- 38.05
167188 ncm-et-10 1299171 500 196 60 244 +96.94 +/- 14.87 1 9 101 131 8 +198.34 +/- 33.9
167187 ncm-et-3 1303557 500 211 56 233 +111.37 +/- 15.45 0 14 76 151 9 +232.26 +/- 39.28
167186 ncm-et-4 1313013 500 198 51 251 +105.25 +/- 13.88 0 9 89 148 4 +226.0 +/- 36.29
167185 ncm-et-13 1318066 500 192 49 259 +102.22 +/- 13.86 0 8 96 141 5 +215.85 +/- 34.78
167184 ncm-et-9 1296774 500 192 49 259 +102.22 +/- 15.37 0 17 79 148 6 +213.85 +/- 38.42
167183 ncm-et-15 1306774 500 207 58 235 +106.77 +/- 15.27 0 16 75 153 6 +226.0 +/- 39.42
167182 ncm-et-3 1308742 500 209 53 238 +112.14 +/- 14.85 0 12 77 154 7 +238.66 +/- 39.1
167181 ncm-et-10 1308898 500 199 44 257 +111.37 +/- 14.53 0 9 85 148 8 +234.38 +/- 37.19
167180 ncm-et-13 1306204 500 201 51 248 +107.54 +/- 13.89 1 9 80 159 1 +240.82 +/- 38.39
167179 ncm-et-3 1298831 500 194 65 241 +91.71 +/- 16.55 0 25 79 138 8 +183.51 +/- 37.97
167178 ncm-et-15 1296500 500 199 62 239 +97.69 +/- 14.43 0 12 94 139 5 +204.07 +/- 35.31
167177 ncm-et-9 1303301 500 204 59 237 +103.73 +/- 14.5 0 10 92 141 7 +215.85 +/- 35.68
167176 ncm-et-4 1289009 500 199 49 252 +107.54 +/- 14.37 0 11 83 151 5 +230.16 +/- 37.67
167175 ncm-et-10 1302738 500 213 53 234 +115.22 +/- 14.21 0 6 87 148 9 +243.0 +/- 36.62

Commit

Commit ID c2d507005c51145211a7963af7c41026bd759d08
Author Alfredo Menezes
Date 2022-12-19 19:46:04 UTC
Sometimes do a reduced search if LMR is skipped If the node doesn't go through LMR and r is too big, reduce search depth by one ply. STC: LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 664888 W: 176375 L: 175169 D: 313344 Ptnml(0-2): 1965, 73754, 179851, 74858, 2016 https://tests.stockfishchess.org/tests/view/6399414c93ed41c57ede8fb8 LTC: LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 150784 W: 40553 L: 40031 D: 70200 Ptnml(0-2): 76, 14668, 45387, 15180, 81 https://tests.stockfishchess.org/tests/view/639dee6e11c576d919dc2b38 closes https://github.com/official-stockfish/Stockfish/pull/4290 Bench: 3727508
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