Dev Builds » 20220503-1558

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 10:08:31 1295330 3340 1287 411 1642 +93.3 +/- 5.72 1 98 627 912 32 +193.63 +/- 13.61
ncm-dbt-02 10:03:00 1316649 3310 1291 418 1601 +93.85 +/- 5.79 0 98 624 895 38 +192.95 +/- 13.64
ncm-dbt-03 10:08:32 1310914 3362 1296 436 1630 +90.89 +/- 5.62 2 91 662 897 29 +188.79 +/- 13.23
ncm-dbt-04 10:07:23 1312781 3340 1273 420 1647 +90.74 +/- 5.65 1 101 635 910 23 +189.74 +/- 13.52
ncm-dbt-05 10:04:47 1313405 3312 1271 402 1639 +93.34 +/- 5.84 2 95 633 884 42 +191.13 +/- 13.54
ncm-dbt-06 10:08:40 1310087 3336 1235 412 1689 +87.52 +/- 5.7 2 106 650 887 23 +182.07 +/- 13.36
20000 7653 2499 9848 +91.6 +/- 2.33 8 589 3831 5385 187 +189.69 +/- 5.5

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
198489 ncm-dbt-05 1241121 146 55 15 76 +97.68 +/- 30.39 0 6 24 40 3 +194.04 +/- 70.74
198488 ncm-dbt-02 1229778 152 57 21 74 +83.88 +/- 23.75 0 3 34 39 0 +178.86 +/- 58.62
198487 ncm-dbt-04 1245118 168 66 24 78 +88.74 +/- 24.89 0 6 30 48 0 +190.85 +/- 63.3
198486 ncm-dbt-01 1198985 172 70 28 74 +86.58 +/- 25.84 0 6 34 44 2 +175.05 +/- 59.33
198485 ncm-dbt-06 1246509 170 59 22 89 +76.85 +/- 26.28 1 6 33 45 0 +167.12 +/- 60.2
198484 ncm-dbt-03 1233171 192 71 21 100 +92.61 +/- 25.28 1 5 35 53 2 +195.71 +/- 58.52
198483 ncm-dbt-05 1255172 500 196 53 251 +102.22 +/- 14.48 0 11 91 142 6 +213.85 +/- 35.9
198482 ncm-dbt-04 1245180 500 195 59 246 +96.94 +/- 14.12 0 11 96 139 4 +204.07 +/- 34.89
198481 ncm-dbt-02 1235868 500 198 67 235 +93.2 +/- 15.23 0 16 94 133 7 +189.0 +/- 35.33
198480 ncm-dbt-06 1222756 500 172 64 264 +76.25 +/- 15.88 0 25 98 121 6 +150.51 +/- 34.5
198479 ncm-dbt-01 1201710 500 196 50 254 +104.49 +/- 14.66 0 12 86 146 6 +219.87 +/- 36.98
198478 ncm-dbt-03 1226725 500 175 51 274 +88.0 +/- 14.12 0 14 100 134 2 +185.33 +/- 34.19
198477 ncm-dbt-05 1217636 500 199 69 232 +92.45 +/- 15.5 0 18 91 134 7 +187.16 +/- 35.88
198476 ncm-dbt-04 1220322 500 194 59 247 +96.19 +/- 14.41 0 11 99 134 6 +198.34 +/- 34.31
198475 ncm-dbt-02 1220583 500 197 59 244 +98.44 +/- 15.03 0 15 88 141 6 +204.07 +/- 36.53
198474 ncm-dbt-01 1196079 500 195 64 241 +93.2 +/- 14.36 0 13 97 136 4 +194.57 +/- 34.74
198473 ncm-dbt-06 1243342 500 195 62 243 +94.69 +/- 14.39 0 12 98 135 5 +196.45 +/- 34.53
198472 ncm-dbt-03 1234167 500 198 84 218 +80.63 +/- 14.23 0 16 106 126 2 +167.53 +/- 33.17
198471 ncm-dbt-05 1221590 500 188 52 260 +96.94 +/- 14.72 1 9 100 133 7 +200.24 +/- 34.09
198470 ncm-dbt-02 1244740 500 196 58 246 +98.44 +/- 14.74 0 11 98 133 8 +200.24 +/- 34.5
198469 ncm-dbt-01 1220056 500 174 53 273 +85.78 +/- 15.21 0 19 96 130 5 +174.55 +/- 34.94
198468 ncm-dbt-04 1248708 500 186 65 249 +85.78 +/- 15.21 0 22 87 139 2 +179.9 +/- 36.55
198467 ncm-dbt-06 1236583 500 188 63 249 +88.74 +/- 14.28 0 15 97 136 2 +187.16 +/- 34.76
198466 ncm-dbt-03 1235706 500 192 63 245 +91.71 +/- 14.34 0 11 105 128 6 +187.16 +/- 33.21
198465 ncm-dbt-05 1240000 500 198 57 245 +100.7 +/- 14.16 0 9 97 138 6 +209.91 +/- 34.63
198464 ncm-dbt-01 1211375 500 191 61 248 +92.45 +/- 14.79 0 17 89 141 3 +194.57 +/- 36.29
198463 ncm-dbt-04 1247144 500 192 63 245 +91.71 +/- 13.88 0 12 99 137 2 +194.57 +/- 34.34
198462 ncm-dbt-06 1215104 500 182 63 255 +84.31 +/- 13.88 1 12 104 133 0 +181.7 +/- 33.45
198461 ncm-dbt-02 1232658 500 186 59 255 +90.22 +/- 14.89 0 15 99 130 6 +183.51 +/- 34.39
198460 ncm-dbt-03 1228387 500 197 64 239 +94.69 +/- 13.62 0 11 96 142 1 +204.07 +/- 34.89
198459 ncm-dbt-02 1237303 500 200 71 229 +91.71 +/- 15.35 0 18 91 135 6 +187.16 +/- 35.88
198458 ncm-dbt-04 1228941 500 186 62 252 +88.0 +/- 14.56 0 15 100 131 4 +181.7 +/- 34.21
198457 ncm-dbt-06 1210171 500 186 53 261 +94.69 +/- 15.12 0 15 94 134 7 +192.71 +/- 35.33
198456 ncm-dbt-05 1224656 500 189 68 243 +85.78 +/- 15.89 0 22 92 129 7 +171.02 +/- 35.61
198455 ncm-dbt-01 1223686 500 186 68 246 +83.57 +/- 15.3 1 18 97 130 4 +172.78 +/- 34.76
198454 ncm-dbt-03 1235672 500 202 60 238 +101.46 +/- 15.79 0 18 80 144 8 +207.95 +/- 38.15
198453 ncm-dbt-04 1208309 500 198 67 235 +93.2 +/- 15.37 1 17 86 142 4 +196.45 +/- 36.88
198452 ncm-dbt-02 1244985 500 198 61 241 +97.69 +/- 14.88 0 16 85 145 4 +206.01 +/- 37.14
198451 ncm-dbt-05 1221515 500 188 65 247 +87.26 +/- 14.54 1 12 104 129 4 +181.7 +/- 33.45
198450 ncm-dbt-01 1194851 500 205 70 225 +96.19 +/- 14.56 0 12 97 135 6 +198.34 +/- 34.72
198449 ncm-dbt-03 1206722 500 194 72 234 +86.52 +/- 14.95 1 12 108 122 7 +174.55 +/- 32.75
198448 ncm-dbt-06 1210133 500 189 61 250 +90.96 +/- 13.72 0 12 99 138 1 +194.57 +/- 34.34
173109 ncm-dbt-02 1458407 8 2 1 5 +43.58 +/- 76.58 0 0 3 1 0 +88.62 +/- 172.94
173108 ncm-dbt-01 1448682 18 6 1 11 +99.06 +/- 62.04 0 0 4 5 0 +217.54 +/- 198.33
173107 ncm-dbt-05 1456182 16 5 1 10 +88.68 +/- 65.24 0 0 4 4 0 +190.76 +/- 189.19
173106 ncm-dbt-06 1459150 16 5 3 8 +43.65 +/- 82.55 0 1 4 3 0 +88.74 +/- 190.27
173105 ncm-dbt-03 1457664 20 8 1 11 +126.91 +/- 57.06 0 0 3 7 0 +301.22 +/- 341.95
173104 ncm-dbt-04 1449838 22 9 3 10 +97.15 +/- 74.11 0 0 6 4 1 +170.33 +/- 140.48
173103 ncm-dbt-02 1463926 50 17 8 25 +63.21 +/- 48.62 0 2 13 9 1 +115.23 +/- 96.38
173102 ncm-dbt-05 1456037 50 15 6 29 +63.22 +/- 52.66 0 4 8 13 0 +130.94 +/- 122.89
173101 ncm-dbt-06 1456775 50 19 5 26 +99.93 +/- 60.15 0 4 4 16 1 +200.24 +/- 159.17
173100 ncm-dbt-03 1457964 50 17 8 25 +63.22 +/- 44.25 0 2 12 11 0 +130.94 +/- 101.68
173099 ncm-dbt-04 1446909 50 17 5 28 +85.04 +/- 46.59 0 2 9 14 0 +181.7 +/- 121.14
173098 ncm-dbt-01 1449546 50 21 4 25 +123.0 +/- 36.12 0 0 8 17 0 +288.02 +/- 131.84
173093 ncm-dbt-02 1459302 50 20 9 21 +77.7 +/- 45.94 0 2 10 13 0 +164.07 +/- 113.84
173090 ncm-dbt-06 1456330 50 19 8 23 +77.69 +/- 50.32 0 2 11 11 1 +147.19 +/- 107.43
173089 ncm-dbt-05 1456330 50 20 4 26 +115.21 +/- 52.56 0 1 9 13 2 +219.87 +/- 122.63
173088 ncm-dbt-04 1450426 50 13 6 31 +48.96 +/- 42.0 0 2 14 9 0 +99.95 +/- 91.41
173087 ncm-dbt-01 1451176 50 19 7 24 +85.02 +/- 46.58 0 1 12 11 1 +164.07 +/- 100.82
173086 ncm-dbt-03 1445907 50 22 6 22 +115.2 +/- 36.62 0 0 9 16 0 +263.38 +/- 120.78
173085 ncm-dbt-02 1455598 50 20 4 26 +115.2 +/- 36.62 0 0 9 16 0 +263.38 +/- 120.78
173084 ncm-dbt-05 1457221 50 18 12 20 +41.89 +/- 45.18 0 3 13 9 0 +85.04 +/- 96.78
173083 ncm-dbt-06 1454110 50 21 8 21 +92.45 +/- 47.1 0 2 8 15 0 +200.24 +/- 129.69
173082 ncm-dbt-04 1449698 50 17 7 26 +70.43 +/- 49.53 0 3 9 13 0 +147.19 +/- 118.91
173081 ncm-dbt-01 1452491 50 24 5 21 +138.96 +/- 41.07 0 0 7 17 1 +315.3 +/- 146.24
173080 ncm-dbt-03 1457973 50 20 6 24 +99.93 +/- 52.02 0 2 8 14 1 +200.24 +/- 129.69

Commit

Commit ID a32d2086bc227f1d76bd04808e10c8e7bd230fe9
Author candirufish
Date 2022-05-03 15:58:01 UTC
Use fail high count for LMR Increase reduction if next ply has a lot of fail high else reset count to 0 Passed STC: https://tests.stockfishchess.org/tests/view/626ea8299116b52aa83b71f6 LLR: 2.94 (-2.94,2.94) <0.00,2.50> Total: 144288 W: 38377 L: 37902 D: 68009 Ptnml(0-2): 565, 16298, 38054, 16551, 676 Passed LTC: https://tests.stockfishchess.org/tests/view/626fa0fb79f761bab2e382f0 LLR: 2.98 (-2.94,2.94) <0.50,3.00> Total: 74872 W: 20050 L: 19686 D: 35136 Ptnml(0-2): 51, 7541, 21893, 7895, 56 closes https://github.com/official-stockfish/Stockfish/pull/4006 bench: 7084802
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