Dev Builds » 20220125-0627

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 09:30:55 1102553 3180 1147 475 1558 +74.54 ± 5.9 1 120 704 736 29 +149.28 ± 12.82
ncm-dbt-02 09:27:08 1241804 3136 1173 492 1471 +76.67 ± 6.05 2 124 663 749 30 +154.05 ± 13.23
ncm-dbt-03 10:35:44 1342649 3514 1242 536 1736 +70.77 ± 5.72 5 146 773 804 29 +142.32 ± 12.25
ncm-dbt-04 10:37:44 1339305 3506 1259 508 1739 +75.59 ± 5.7 3 133 762 820 35 +151.41 ± 12.33
ncm-dbt-05 10:34:15 1337878 3488 1282 516 1690 +77.56 ± 5.71 0 139 733 839 33 +155.67 ± 12.58
ncm-dbt-06 09:31:14 1226414 3176 1164 478 1534 +76.25 ± 5.92 1 118 693 746 30 +152.91 ± 12.92
20000 7267 3005 9728 +75.19 ± 2.38 12 780 4328 4694 186 +150.85 ± 5.17

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
190466 ncm-dbt-02 1238181 136 46 20 70 +67.24 ± 27.6 0 5 33 29 1 +134.01 ± 59.64 ↓
190465 ncm-dbt-05 1233344 152 63 21 68 +98.56 ± 26.98 0 3 31 39 3 +197.0 ± 61.96 ↓
190464 ncm-dbt-04 1242879 170 61 24 85 +76.84 ± 27.61 0 9 32 42 2 +152.08 ± 60.85 ↓
190463 ncm-dbt-06 1247969 176 66 24 86 +84.54 ± 23.23 0 4 39 44 1 +175.4 ± 54.78 ↓
190462 ncm-dbt-01 1111235 180 65 26 89 +76.49 ± 23.22 0 5 42 42 1 +156.48 ± 52.66 ↓
190461 ncm-dbt-03 1227316 186 71 25 90 +87.74 ± 24.48 0 5 40 45 3 +173.83 ± 54.31 ↓
190460 ncm-dbt-02 1237422 500 188 82 230 +74.79 ± 15.44 1 20 106 118 5 +150.51 ± 33.22 ↓
190459 ncm-dbt-05 1234933 500 196 77 227 +84.3 ± 14.76 0 14 110 119 7 +167.53 ± 32.45 ↓
190458 ncm-dbt-04 1238857 500 172 81 247 +63.94 ± 14.37 0 21 119 108 2 +129.35 ± 31.2 ↓
190457 ncm-dbt-06 1237545 500 175 73 252 +71.88 ± 14.53 0 20 110 118 2 +147.19 ± 32.57 ↓
190456 ncm-dbt-03 1202619 500 184 77 239 +75.52 ± 15.2 0 21 106 118 5 +150.51 ± 33.22 ↓
190455 ncm-dbt-01 1098897 500 171 69 260 +71.88 ± 14.53 0 20 110 118 2 +147.19 ± 32.57 ↓
190454 ncm-dbt-02 1228142 500 189 87 224 +71.88 ± 15.34 0 24 104 118 4 +143.89 ± 33.53 ↓
190453 ncm-dbt-05 1216527 500 188 67 245 +85.78 ± 15.76 0 22 91 131 6 +172.78 ± 35.79 ↓
190452 ncm-dbt-04 1229599 500 173 73 254 +70.44 ± 15.55 1 24 102 120 3 +143.89 ± 33.85 ↓
190451 ncm-dbt-03 1239919 500 179 77 244 +71.89 ± 16.73 2 25 100 115 8 +140.62 ± 34.14 ↓
190450 ncm-dbt-06 1203863 500 190 73 237 +82.83 ± 15.0 0 17 105 122 6 +165.8 ± 33.35 ↓
190449 ncm-dbt-01 1091279 500 179 77 244 +71.88 ± 14.8 0 20 112 114 4 +143.89 ± 32.25 ↓
190448 ncm-dbt-02 1237172 500 195 72 233 +87.26 ± 14.97 0 13 110 118 9 +171.02 ± 32.42 ↓
190447 ncm-dbt-05 1211873 500 185 75 240 +77.7 ± 15.92 0 26 93 126 5 +155.54 ± 35.33 ↓
190446 ncm-dbt-03 1224299 500 176 79 245 +68.27 ± 15.6 1 23 109 112 5 +135.76 ± 32.75 ↓
190445 ncm-dbt-04 1222396 500 190 71 239 +84.3 ± 14.33 0 16 101 131 2 +176.33 ± 34.04 ↓
190444 ncm-dbt-01 1089223 500 189 81 230 +76.25 ± 15.22 1 19 105 121 4 +155.54 ± 33.38 ↓
190443 ncm-dbt-06 1223106 500 176 74 250 +71.88 ± 14.8 0 20 112 114 4 +143.89 ± 32.25 ↓
190442 ncm-dbt-02 1239243 500 170 84 246 +60.36 ± 15.54 0 27 116 101 6 +115.23 ± 31.71 ↓
190441 ncm-dbt-04 1239808 500 178 61 261 +82.83 ± 13.7 0 9 120 116 5 +167.53 ± 30.57 ↓
190440 ncm-dbt-05 1223922 500 178 72 250 +74.79 ± 14.9 0 20 108 118 4 +150.51 ± 32.89 ↓
190439 ncm-dbt-03 1233744 500 167 76 257 +63.94 ± 14.64 0 22 118 107 3 +127.76 ± 31.37 ↓
190438 ncm-dbt-06 1213387 500 186 81 233 +74.06 ± 15.15 1 17 114 112 6 +147.19 ± 31.9 ↓
190437 ncm-dbt-01 1103862 500 178 79 243 +69.71 ± 14.73 0 17 124 102 7 +134.15 ± 30.35 ↓
190436 ncm-dbt-02 1241170 500 191 70 239 +85.78 ± 14.94 0 19 94 134 3 +178.11 ± 35.3 ↓
190435 ncm-dbt-06 1239263 500 178 82 240 +67.54 ± 15.58 0 26 107 112 5 +132.54 ± 33.05 ↓
190434 ncm-dbt-04 1234706 500 178 75 247 +72.61 ± 15.23 1 19 111 114 5 +145.54 ± 32.41 ↓
190433 ncm-dbt-03 1236207 500 171 71 258 +70.44 ± 14.62 1 17 116 113 3 +143.89 ± 31.59 ↓
190432 ncm-dbt-05 1225558 500 182 78 240 +73.33 ± 14.15 0 17 114 117 2 +150.51 ± 31.88 ↓
190431 ncm-dbt-01 1102104 500 180 65 255 +81.36 ± 15.37 0 19 104 120 7 +160.64 ± 33.54 ↓
190430 ncm-dbt-03 1232886 500 181 83 236 +68.99 ± 14.97 1 22 106 120 1 +143.89 ± 33.22 ↓
190429 ncm-dbt-02 1271298 500 194 77 229 +82.83 ± 14.72 1 16 100 131 2 +174.55 ± 34.22 ↓
190428 ncm-dbt-05 1221218 500 180 78 242 +71.88 ± 14.67 0 20 111 116 3 +145.54 ± 32.41 ↓
190427 ncm-dbt-04 1212889 500 181 72 247 +76.98 ± 15.77 1 20 105 117 7 +152.18 ± 33.38 ↓
190426 ncm-dbt-06 1219770 500 193 71 236 +86.52 ± 14.67 0 14 106 124 6 +174.55 ± 33.13 ↓
190425 ncm-dbt-01 1121272 500 185 78 237 +75.52 ± 14.93 0 20 107 119 4 +152.18 ± 33.05 ↓
174709 ncm-dbt-03 1460938 28 9 5 14 +49.95 ± 42.25 0 0 10 4 0 +102.07 ± 92.16 ↓
174708 ncm-dbt-04 1448957 36 15 5 16 +99.09 ± 73.66 0 2 6 8 2 +165.99 ± 151.05 ↓
174707 ncm-dbt-05 1455441 36 13 2 21 +109.65 ± 52.82 0 1 5 12 0 +246.92 ± 180.89 ↓
174706 ncm-dbt-03 1457074 50 15 5 30 +70.43 ± 40.35 0 1 13 11 0 +147.19 ± 95.14 ↓
174704 ncm-dbt-05 1453375 50 14 9 27 +34.84 ± 51.87 0 4 13 7 1 +56.07 ± 96.84 ↓
174702 ncm-dbt-04 1450573 50 17 10 23 +48.96 ± 46.46 0 3 12 10 0 +99.95 ± 101.68 ↓
174697 ncm-dbt-03 1449710 50 15 6 29 +63.22 ± 44.25 0 2 12 11 0 +130.94 ± 101.68 ↓
174696 ncm-dbt-05 1455442 50 16 8 26 +56.07 ± 47.61 0 3 11 11 0 +115.23 ± 106.91 ↓
174695 ncm-dbt-04 1445304 50 17 10 23 +48.95 ± 54.34 0 4 11 9 1 +85.04 ± 106.19 ↓
174694 ncm-dbt-03 1453523 50 19 8 23 +77.7 ± 45.94 0 2 10 13 0 +164.07 ± 113.84 ↓
174693 ncm-dbt-05 1445373 50 17 8 25 +63.21 ± 48.62 0 2 13 9 1 +115.23 ± 96.38 ↓
174692 ncm-dbt-04 1446616 50 21 6 23 +107.52 ± 60.65 0 2 9 11 3 +181.7 ± 121.14 ↓
174691 ncm-dbt-03 1460788 50 20 9 21 +77.69 ± 54.37 0 3 9 12 1 +147.19 ± 118.91 ↓
174690 ncm-dbt-05 1454265 50 15 5 30 +70.42 ± 45.16 0 1 14 9 1 +130.94 ± 89.9 ↓
174689 ncm-dbt-04 1450878 50 19 8 23 +77.7 ± 41.12 0 1 12 12 0 +164.07 ± 100.82 ↓
174688 ncm-dbt-03 1463927 50 20 8 22 +85.03 ± 36.28 0 0 13 12 0 +181.68 ± 91.94 ↓
174687 ncm-dbt-04 1442242 50 20 7 23 +92.44 ± 47.1 0 1 11 12 1 +181.7 ± 107.11 ↓
174686 ncm-dbt-05 1453528 50 17 13 20 +27.85 ± 46.49 0 4 13 8 0 +56.07 ± 96.84 ↓
174685 ncm-dbt-03 1454142 50 15 7 28 +56.07 ± 47.61 0 3 11 11 0 +115.23 ± 106.91 ↓
174684 ncm-dbt-05 1445493 50 18 3 29 +107.53 ± 47.72 0 2 6 17 0 +240.82 ± 153.02 ↓
174683 ncm-dbt-04 1444576 50 17 5 28 +85.02 ± 55.08 0 2 11 10 2 +147.19 ± 107.43 ↓

Commit

Commit ID 8b4afcf8f7a38ee3060f39d563aad5956fe723d7
Author Michael Chaly
Date 2022-01-25 06:27:52 UTC
Scale child node futility pruning with previous move history. Idea is to do more futility pruning if previous move has bad histories and less if it has good histories. passed STC https://tests.stockfishchess.org/tests/view/61e3757fbabab931824e0db7 LLR: 2.96 (-2.94,2.94) <0.00,2.50> Total: 156816 W: 42282 L: 41777 D: 72757 Ptnml(0-2): 737, 17775, 40913, 18212, 771 passed LTC https://tests.stockfishchess.org/tests/view/61e43496928632f7813a5535 LLR: 2.95 (-2.94,2.94) <0.50,3.00> Total: 349968 W: 94612 L: 93604 D: 161752 Ptnml(0-2): 300, 35934, 101550, 36858, 342 closes https://github.com/official-stockfish/Stockfish/pull/3903 bench 4720954
Copyright 2011–2024 Next Chess Move LLC
Feedback & Support Terms of Service Privacy Policy Desktop Version