Dev Builds » 20220731-0903

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 10:02:18 1233755 3368 1316 394 1658 +97.6 ± 5.65 1 89 615 945 34 +204.03 ± 13.74
ncm-dbt-02 10:01:02 1265265 3346 1308 410 1628 +95.59 ± 5.44 1 72 653 922 25 +201.39 ± 13.3
ncm-dbt-03 10:05:37 1268205 3382 1348 432 1602 +96.51 ± 5.48 1 77 646 939 28 +202.98 ± 13.39
ncm-dbt-04 10:06:00 1255332 3374 1301 375 1698 +97.86 ± 5.49 0 77 637 943 30 +205.58 ± 13.48
ncm-dbt-05 10:00:00 1139861 3346 1331 409 1606 +98.28 ± 5.62 3 80 612 948 30 +207.45 ± 13.77
ncm-dbt-06 09:27:57 1223083 3184 1266 385 1533 +98.71 ± 5.99 2 89 570 888 43 +203.9 ± 14.28
20000 7870 2405 9725 +97.41 ± 2.29 8 484 3733 5585 190 +204.22 ± 5.57

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
184184 ncm-dbt-02 1243532 144 58 18 68 +99.11 ± 26.08 0 3 27 41 1 +210.72 ± 66.93
184183 ncm-dbt-05 1239459 146 57 24 65 +79.91 ± 27.91 1 3 32 36 1 +169.3 ± 60.87
184182 ncm-dbt-01 1176685 170 66 16 88 +105.29 ± 23.49 0 2 33 48 2 +222.26 ± 59.83
184181 ncm-dbt-04 1225841 172 73 21 78 +108.42 ± 24.14 0 3 30 51 2 +230.89 ± 63.47
184180 ncm-dbt-03 1241581 184 77 29 78 +92.77 ± 22.84 0 3 40 47 2 +190.85 ± 53.89
184179 ncm-dbt-06 1212264 184 68 15 101 +102.99 ± 22.32 0 3 34 54 1 +222.52 ± 59.29
184178 ncm-dbt-02 1239001 500 188 64 248 +88.0 ± 13.03 0 7 114 127 2 +185.33 ± 31.41
184177 ncm-dbt-05 1226008 500 201 54 245 +105.25 ± 13.72 1 7 88 152 2 +232.26 ± 36.48
184176 ncm-dbt-01 1220057 500 202 61 237 +100.71 ± 15.06 1 12 88 143 6 +211.87 ± 36.55
184175 ncm-dbt-04 1229058 500 184 51 265 +94.69 ± 14.09 0 12 96 139 3 +200.24 ± 34.91
184174 ncm-dbt-03 1238821 500 198 65 237 +94.69 ± 13.93 0 11 98 138 3 +200.24 ± 34.5
184173 ncm-dbt-06 1210783 500 184 68 248 +82.1 ± 15.53 1 18 101 124 6 +165.8 ± 34.05
184172 ncm-dbt-02 1220606 500 204 60 236 +102.97 ± 14.79 1 10 89 144 6 +217.85 ± 36.33
184171 ncm-dbt-05 1241780 500 192 75 233 +82.83 ± 15.0 0 20 96 131 3 +171.02 ± 34.92
184170 ncm-dbt-01 1211676 500 185 63 252 +86.52 ± 14.81 0 16 101 128 5 +176.33 ± 34.04
184169 ncm-dbt-04 1233234 500 205 73 222 +93.95 ± 13.77 0 8 107 130 5 +194.57 ± 32.69
184168 ncm-dbt-06 1222724 500 207 67 226 +99.95 ± 14.46 0 12 91 142 5 +209.91 ± 35.92
184167 ncm-dbt-03 1225360 500 193 63 244 +92.45 ± 14.5 0 14 96 136 4 +192.71 ± 34.94
184166 ncm-dbt-02 1241452 500 204 58 238 +104.49 ± 14.96 0 14 82 148 6 +219.87 ± 37.85
184165 ncm-dbt-05 1239860 500 202 59 239 +102.22 ± 14.02 0 7 100 136 7 +211.87 ± 33.93
184164 ncm-dbt-04 1215452 500 186 42 272 +102.97 ± 14.34 0 10 92 142 6 +215.85 ± 35.68
184163 ncm-dbt-01 1193600 500 196 60 244 +96.94 ± 13.81 0 10 97 140 3 +206.01 ± 34.66
184162 ncm-dbt-06 1250500 500 202 47 251 +111.37 ± 14.84 0 12 78 153 7 +236.51 ± 38.85
184161 ncm-dbt-03 1251045 500 199 61 240 +98.44 ± 13.82 0 6 107 130 7 +202.15 ± 32.55
184160 ncm-dbt-02 1246453 500 182 70 248 +79.17 ± 12.82 0 9 120 121 0 +167.53 ± 30.57
184159 ncm-dbt-05 1229164 500 198 61 241 +97.69 ± 14.13 0 13 89 146 2 +209.91 ± 36.34
184158 ncm-dbt-01 1207493 500 187 58 255 +91.71 ± 15.76 0 19 91 132 8 +183.51 ± 35.86
184157 ncm-dbt-06 1222101 500 197 49 254 +106.01 ± 15.7 1 15 76 151 7 +223.94 ± 39.17
184156 ncm-dbt-03 1240171 500 202 64 234 +98.44 ± 13.98 0 10 96 140 4 +207.95 ± 34.86
184155 ncm-dbt-04 1223257 500 193 48 259 +103.73 ± 13.71 0 10 87 151 2 +226.0 ± 36.75
184154 ncm-dbt-02 1235672 500 203 59 238 +102.97 ± 14.18 0 12 85 150 3 +221.9 ± 37.21
184153 ncm-dbt-06 1220710 500 209 72 219 +97.69 ± 15.17 0 12 99 129 10 +194.57 ± 34.34
184152 ncm-dbt-05 1230602 500 202 52 246 +107.54 ± 14.21 0 12 79 156 3 +234.38 ± 38.61
184151 ncm-dbt-01 1183724 500 206 63 231 +102.22 ± 14.78 0 14 84 147 5 +215.85 ± 37.4
184150 ncm-dbt-04 1234059 500 183 62 255 +85.78 ± 14.79 0 18 96 133 3 +178.11 ± 34.94
184149 ncm-dbt-03 1245696 500 207 58 235 +106.77 ± 14.82 0 14 78 153 5 +228.08 ± 38.79
184148 ncm-dbt-01 1195768 500 191 55 254 +96.94 ± 14.12 0 13 90 145 2 +207.95 ± 36.13
184147 ncm-dbt-05 1209124 500 206 54 240 +109.07 ± 14.99 0 11 85 145 9 +226.0 ± 37.21
184146 ncm-dbt-02 1209889 500 191 58 251 +94.69 ± 14.83 0 14 95 135 6 +194.57 ± 35.13
184145 ncm-dbt-04 1207578 500 200 52 248 +106.01 ± 14.67 0 11 87 145 7 +221.9 ± 36.76
184144 ncm-dbt-06 1222501 500 199 67 234 +93.95 ± 15.39 0 17 91 135 7 +190.85 ± 35.9
184143 ncm-dbt-03 1222227 500 196 64 240 +93.95 ± 13.77 0 11 98 139 2 +200.24 ± 34.5
177325 ncm-dbt-05 502891 200 73 30 97 +75.88 ± 25.42 1 7 43 46 3 +151.35 ± 52.49
177324 ncm-dbt-01 1481044 198 83 18 97 +118.44 ± 22.63 0 3 31 62 3 +255.45 ± 62.57
177323 ncm-dbt-02 1485518 202 78 23 101 +97.04 ± 20.96 0 3 41 56 1 +207.29 ± 53.45
177322 ncm-dbt-04 1474183 202 77 26 99 +89.65 ± 22.6 0 5 42 52 2 +184.04 ± 53.03
177321 ncm-dbt-03 1480739 198 76 28 94 +85.94 ± 25.56 1 8 33 56 1 +183.9 ± 59.77

Commit

Commit ID 582c88ee94c24b4352477ffacf8de2afc521bcce
Author Michael Chaly
Date 2022-07-31 09:03:28 UTC
Do more TT cutoffs in case of exact bound The idea is that these TT entries are considered move valuable in TT replacement scheme - they are always overwriting other entries. So it makes sence for them to produce more aggressive cutoffs. passed STC https://tests.stockfishchess.org/tests/view/62e4d407b383a712b1385410 LLR: 2.95 (-2.94,2.94) <0.00,2.50> Total: 96632 W: 26045 L: 25659 D: 44928 Ptnml(0-2): 434, 10635, 25770, 11065, 412 passed LTC https://tests.stockfishchess.org/tests/view/62e523e2b383a712b1386193 LLR: 2.94 (-2.94,2.94) <0.50,3.00> Total: 77960 W: 21363 L: 20989 D: 35608 Ptnml(0-2): 190, 7591, 23009, 8035, 155 closes https://github.com/official-stockfish/Stockfish/pull/4114 bench 5820568
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