Dev Builds » 20221123-2025

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 10:11:13 1254850 3376 1369 361 1646 +107.0 ± 5.43 0 63 589 1001 35 +228.3 ± 14.03
ncm-dbt-02 10:06:08 1280246 3334 1333 363 1638 +104.09 ± 5.61 2 69 591 967 38 +220.01 ± 14.01
ncm-dbt-03 09:57:27 1281561 3322 1359 355 1608 +108.39 ± 5.51 2 55 580 985 39 +231.31 ± 14.13
ncm-dbt-04 10:11:50 1277152 3406 1368 350 1688 +107.11 ± 5.32 0 62 588 1026 27 +231.17 ± 14.04
ncm-dbt-05 10:07:40 1280927 3362 1341 391 1630 +100.92 ± 5.46 1 72 610 972 26 +214.98 ± 13.79
ncm-dbt-06 09:32:53 1237319 3200 1311 339 1550 +108.97 ± 5.64 0 65 532 969 34 +233.45 ± 14.78
20000 8081 2159 9760 +106.05 ± 2.24 5 386 3490 5920 199 +226.42 ± 5.76

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
184616 ncm-dbt-03 1239770 122 53 18 51 +102.55 ± 29.21 0 4 18 39 0 +226.92 ± 82.68
184615 ncm-dbt-02 1248888 140 57 15 68 +107.53 ± 29.76 0 5 20 43 2 +225.71 ± 77.76
184614 ncm-dbt-05 1226550 160 74 18 68 +126.96 ± 26.1 0 2 24 50 4 +269.37 ± 71.69
184613 ncm-dbt-01 1185602 178 71 16 91 +110.97 ± 19.42 0 0 34 55 0 +250.74 ± 57.87
184612 ncm-dbt-04 1243024 200 74 20 106 +96.19 ± 21.71 0 4 39 56 1 +205.04 ± 55.17
184611 ncm-dbt-06 1231213 200 80 22 98 +103.73 ± 22.46 0 4 36 58 2 +219.87 ± 57.69
184610 ncm-dbt-03 1232255 500 196 53 251 +102.22 ± 13.21 0 7 95 146 2 +221.9 ± 34.93
184609 ncm-dbt-02 1228758 500 192 56 252 +96.94 ± 14.87 0 12 98 132 8 +196.45 ± 34.53
184608 ncm-dbt-05 1238978 500 193 61 246 +93.95 ± 14.96 1 14 91 140 4 +198.34 ± 35.92
184607 ncm-dbt-01 1192561 500 203 54 243 +106.77 ± 15.12 0 14 80 149 7 +223.94 ± 38.31
184606 ncm-dbt-04 1239352 500 217 51 232 +119.89 ± 13.16 0 3 84 157 6 +263.42 ± 37.11
184605 ncm-dbt-06 1228815 500 204 59 237 +103.73 ± 14.8 0 11 91 140 8 +213.85 ± 35.9
184604 ncm-dbt-03 1244913 500 201 53 246 +106.01 ± 15.12 1 9 90 141 9 +219.87 ± 36.1
184603 ncm-dbt-02 1237437 500 197 45 258 +109.07 ± 14.37 0 9 87 147 7 +230.16 ± 36.73
184602 ncm-dbt-05 1239798 500 186 52 262 +95.44 ± 13.63 0 9 101 137 3 +202.15 ± 33.85
184601 ncm-dbt-01 1208027 500 197 51 252 +104.49 ± 13.71 0 10 86 152 2 +228.08 ± 36.98
184600 ncm-dbt-04 1227763 500 204 60 236 +102.97 ± 14.49 0 13 84 149 4 +219.87 ± 37.42
184599 ncm-dbt-06 1217371 500 209 69 222 +99.95 ± 14.46 0 12 91 142 5 +209.91 ± 35.92
184598 ncm-dbt-03 1226078 500 202 55 243 +105.25 ± 14.81 1 8 92 141 8 +219.87 ± 35.65
184597 ncm-dbt-02 1232505 500 212 56 232 +112.14 ± 14.38 1 8 80 156 5 +245.2 ± 38.39
184596 ncm-dbt-01 1187220 500 209 49 242 +115.22 ± 13.55 0 4 89 150 7 +247.41 ± 36.02
184595 ncm-dbt-05 1234446 500 194 71 235 +87.26 ± 14.69 0 15 102 128 5 +178.11 ± 33.85
184594 ncm-dbt-04 1243262 500 200 49 251 +108.3 ± 13.4 0 9 82 158 1 +240.82 ± 37.9
184593 ncm-dbt-06 1218044 500 203 44 253 +114.45 ± 13.89 0 9 77 160 4 +251.89 ± 39.16
184592 ncm-dbt-03 1222114 500 207 43 250 +118.33 ± 13.7 0 5 83 155 7 +256.44 ± 37.51
184591 ncm-dbt-02 1235720 500 201 46 253 +111.37 ± 14.69 0 13 74 158 5 +240.82 ± 39.83
184590 ncm-dbt-01 1221603 500 197 63 240 +95.44 ± 14.84 0 14 94 136 6 +196.45 ± 35.33
184589 ncm-dbt-05 1225843 500 215 61 224 +110.6 ± 13.73 0 8 84 154 4 +240.82 ± 37.4
184588 ncm-dbt-04 1224892 500 190 53 257 +97.69 ± 13.66 0 9 98 140 3 +207.95 ± 34.43
184587 ncm-dbt-06 1246562 500 206 49 245 +112.91 ± 15.0 0 12 77 153 8 +238.66 ± 39.1
184586 ncm-dbt-03 1234895 500 204 49 247 +111.37 ± 14.53 0 12 76 157 5 +240.82 ± 39.35
184585 ncm-dbt-02 1225708 500 201 57 242 +102.97 ± 13.54 0 8 93 146 3 +221.9 ± 35.4
184584 ncm-dbt-05 1226295 500 202 62 236 +99.95 ± 14.15 0 12 89 146 3 +213.85 ± 36.34
184583 ncm-dbt-01 1223971 500 212 55 233 +112.91 ± 13.39 0 5 88 152 5 +245.2 ± 36.32
184582 ncm-dbt-04 1206261 500 207 41 252 +119.89 ± 14.02 0 8 74 162 6 +263.42 ± 39.97
184581 ncm-dbt-06 1258561 500 208 47 245 +116.0 ± 12.84 0 5 81 162 2 +261.07 ± 38.02
184580 ncm-dbt-03 1242226 500 216 61 223 +111.37 ± 13.89 0 7 87 150 6 +238.66 ± 36.67
184579 ncm-dbt-02 1233198 500 190 62 248 +90.97 ± 14.76 1 11 103 129 6 +187.16 ± 33.6
184578 ncm-dbt-05 1243346 500 198 41 261 +112.91 ± 13.56 0 8 80 159 3 +249.64 ± 38.38
184577 ncm-dbt-01 1183027 500 202 57 241 +103.73 ± 14.95 0 13 86 144 7 +215.85 ± 36.98
184576 ncm-dbt-04 1241805 500 198 56 246 +101.46 ± 14.48 0 12 89 144 5 +213.85 ± 36.34
184575 ncm-dbt-06 1260669 500 201 49 250 +109.07 ± 14.53 0 12 79 154 5 +234.38 ± 38.61
175327 ncm-dbt-02 1439197 44 20 4 20 +132.37 ± 52.14 0 1 5 15 1 +289.24 ± 184.95
175326 ncm-dbt-01 1445448 48 17 4 27 +96.48 ± 37.58 0 0 11 13 0 +210.69 ± 103.54
175325 ncm-dbt-03 1442973 50 19 6 25 +92.45 ± 42.2 0 1 10 14 0 +200.24 ± 114.26
175324 ncm-dbt-05 1449105 52 23 6 23 +117.9 ± 41.45 0 1 7 18 0 +271.69 ± 145.92
175323 ncm-dbt-04 1433722 56 21 5 30 +102.1 ± 39.64 0 1 10 17 0 +225.71 ± 115.4
175316 ncm-dbt-02 1440807 150 63 22 65 +97.44 ± 24.38 0 2 31 41 1 +206.65 ± 61.59
175315 ncm-dbt-05 1443987 150 56 19 75 +87.5 ± 24.1 0 3 32 40 0 +187.77 ± 60.75
175314 ncm-dbt-04 1434294 150 57 15 78 +99.94 ± 25.41 0 3 28 43 1 +213.19 ± 65.67
175313 ncm-dbt-01 1446195 150 61 12 77 +117.81 ± 25.47 0 3 21 50 1 +263.42 ± 76.92
175312 ncm-dbt-03 1448827 150 61 17 72 +104.99 ± 25.48 0 2 29 42 2 +219.87 ± 64.1

Commit

Commit ID 85ae65db1dd315ea500f30226781c4c471d30c5d
Author VoyagerOne
Date 2022-11-23 20:25:14 UTC
Skip full depth search in LMR depending on depth dynamically adjust newDepth, and skip full depth search if newDepth doesn't exceed the previous search depth. This affects the used newDepth for future searches, and influences the stat bonus for the move. Passed STC: https://tests.stockfishchess.org/tests/view/63795500aa34433735bc1cfe LLR: 2.95 (-2.94,2.94) <0.00,2.00> Total: 112776 W: 30082 L: 29663 D: 53031 Ptnml(0-2): 352, 12453, 30423, 12744, 416 Passed LTC: https://tests.stockfishchess.org/tests/view/6379ea39aa34433735bc2f9b LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 83576 W: 22559 L: 22169 D: 38848 Ptnml(0-2): 38, 8011, 25303, 8395, 41 closes https://github.com/official-stockfish/Stockfish/pull/4240 Bench: 4390318
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