Dev Builds » 20211025-1026

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 11:53:32 1246628 3974 1275 692 2007 +51.34 +/- 5.25 1 225 966 780 15 +102.35 +/- 10.94
ncm-dbt-02 11:48:33 1230151 3938 1261 699 1978 +49.92 +/- 5.42 4 236 945 762 22 +98.55 +/- 11.07
ncm-dbt-03 11:53:23 1263613 3994 1260 731 2003 +46.29 +/- 5.32 4 245 984 746 18 +91.67 +/- 10.84
ncm-dbt-04 00:31:04 1481231 172 57 23 92 +69.59 +/- 25.64 0 5 46 31 4 +126.51 +/- 49.45
ncm-dbt-05 11:48:40 1263476 3950 1276 709 1965 +50.22 +/- 5.42 5 240 930 783 17 +100.33 +/- 11.17
ncm-dbt-06 11:53:00 1259647 3972 1192 696 2084 +43.61 +/- 5.49 2 278 954 726 26 +84.18 +/- 11.03
20000 6321 3550 10129 +48.45 +/- 2.4 16 1229 4825 3828 102 +95.63 +/- 4.9

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
208643 ncm-dbt-02 1192160 272 90 47 135 +55.39 +/- 21.42 1 15 62 56 2 +110.92 +/- 43.53
208642 ncm-dbt-05 1218509 284 81 51 152 +36.84 +/- 19.97 0 22 68 52 0 +74.52 +/- 41.51
208641 ncm-dbt-01 1200167 308 106 58 144 +54.59 +/- 19.12 0 17 74 61 2 +107.04 +/- 39.74
208640 ncm-dbt-06 1245169 310 94 65 151 +32.59 +/- 20.28 0 29 69 56 1 +63.46 +/- 41.07
208639 ncm-dbt-03 1242169 326 107 59 160 +51.53 +/- 20.27 0 25 68 67 3 +98.47 +/- 41.33
208638 ncm-dbt-02 1202916 500 150 83 267 +46.84 +/- 14.75 0 31 122 96 1 +93.95 +/- 30.89
208637 ncm-dbt-05 1235670 500 174 82 244 +64.66 +/- 15.59 1 27 103 117 2 +132.54 +/- 33.65
208636 ncm-dbt-06 1226539 500 150 88 262 +43.3 +/- 16.18 1 37 116 91 5 +82.1 +/- 31.71
208635 ncm-dbt-03 1221776 500 158 89 253 +48.25 +/- 14.83 0 32 117 101 0 +98.44 +/- 31.58
208634 ncm-dbt-01 1213392 500 165 78 257 +61.07 +/- 14.52 0 24 116 109 1 +124.6 +/- 31.69
208633 ncm-dbt-02 1197540 500 176 83 241 +65.38 +/- 15.23 0 25 111 110 4 +129.35 +/- 32.44
208632 ncm-dbt-05 1234412 500 163 92 245 +49.67 +/- 15.42 0 34 113 101 2 +98.44 +/- 32.13
208631 ncm-dbt-06 1253779 500 150 81 269 +48.25 +/- 15.09 0 31 122 94 3 +93.95 +/- 30.89
208630 ncm-dbt-01 1221149 500 173 99 228 +51.8 +/- 14.88 0 29 120 99 2 +102.97 +/- 31.15
208629 ncm-dbt-03 1224911 500 156 97 247 +41.19 +/- 15.21 0 35 124 88 3 +79.17 +/- 30.64
208628 ncm-dbt-02 1196237 500 159 88 253 +49.67 +/- 14.51 1 25 127 96 1 +101.46 +/- 30.14
208627 ncm-dbt-05 1227910 500 164 97 239 +46.84 +/- 15.27 1 31 120 96 2 +93.95 +/- 31.17
208626 ncm-dbt-03 1256437 500 150 98 252 +36.26 +/- 14.66 1 31 135 81 2 +71.89 +/- 29.14
208625 ncm-dbt-06 1210665 500 146 80 274 +46.13 +/- 16.33 1 38 109 98 4 +89.48 +/- 32.65
208624 ncm-dbt-01 1237885 500 138 74 288 +44.72 +/- 14.9 0 33 121 95 1 +89.48 +/- 31.03
208623 ncm-dbt-05 1230585 500 164 91 245 +51.09 +/- 15.74 1 33 110 104 2 +102.97 +/- 32.56
208622 ncm-dbt-02 1192640 500 160 85 255 +52.51 +/- 15.05 0 28 123 95 4 +101.46 +/- 30.72
208621 ncm-dbt-03 1204207 500 151 85 264 +46.13 +/- 15.1 0 35 114 101 0 +93.95 +/- 31.99
208620 ncm-dbt-06 1243764 500 156 84 260 +50.38 +/- 15.45 0 31 121 93 5 +95.44 +/- 31.02
208619 ncm-dbt-01 1230961 500 159 82 259 +53.93 +/- 13.48 0 18 139 91 2 +107.54 +/- 28.24
208618 ncm-dbt-05 1232025 500 177 97 226 +56.07 +/- 15.35 1 27 116 103 3 +112.14 +/- 31.71
208617 ncm-dbt-02 1202056 500 151 98 251 +36.97 +/- 15.33 0 40 118 91 1 +73.34 +/- 31.44
208616 ncm-dbt-06 1222180 500 149 94 257 +38.37 +/- 14.53 0 31 136 80 3 +73.34 +/- 29.0
208615 ncm-dbt-03 1236708 500 159 92 249 +46.84 +/- 15.39 0 31 127 86 6 +86.52 +/- 30.2
208614 ncm-dbt-01 1206306 500 157 86 257 +49.67 +/- 14.9 0 31 118 100 1 +99.95 +/- 31.44
208613 ncm-dbt-05 1258439 500 158 81 261 +53.93 +/- 14.32 0 23 130 94 3 +106.01 +/- 29.66
208612 ncm-dbt-02 1192207 500 160 79 261 +56.78 +/- 14.6 0 24 124 99 3 +112.14 +/- 30.53
208611 ncm-dbt-06 1224804 500 159 86 255 +51.09 +/- 14.58 0 26 128 93 3 +99.95 +/- 30.0
208610 ncm-dbt-01 1191922 500 158 83 259 +52.51 +/- 15.18 1 28 118 101 2 +106.01 +/- 31.43
208609 ncm-dbt-03 1245589 500 156 84 260 +50.38 +/- 13.72 0 21 138 89 2 +99.95 +/- 28.49
208608 ncm-dbt-06 1214942 500 150 95 255 +38.37 +/- 16.02 0 44 109 95 2 +74.79 +/- 32.6
208607 ncm-dbt-05 1236098 500 142 83 275 +41.19 +/- 15.46 1 35 120 92 2 +82.1 +/- 31.18
208606 ncm-dbt-02 1199528 500 159 100 241 +41.19 +/- 15.82 1 36 120 89 4 +79.17 +/- 31.18
208605 ncm-dbt-03 1241816 500 166 94 240 +50.38 +/- 15.45 3 25 121 99 2 +104.49 +/- 31.0
208604 ncm-dbt-01 1231294 500 163 99 238 +44.72 +/- 15.15 0 33 123 91 3 +86.52 +/- 30.76
177823 ncm-dbt-03 1498904 168 57 33 78 +49.97 +/- 25.27 0 10 40 34 0 +102.11 +/- 54.34
177822 ncm-dbt-01 1486582 166 56 33 77 +48.45 +/- 27.37 0 12 37 33 1 +94.34 +/- 56.53
177821 ncm-dbt-02 1496078 166 56 36 74 +42.06 +/- 29.26 1 12 38 30 2 +80.97 +/- 55.75
177820 ncm-dbt-05 1497642 166 53 35 78 +37.82 +/- 23.56 0 8 50 24 1 +72.18 +/- 46.84
177819 ncm-dbt-04 1481231 172 57 23 92 +69.59 +/- 25.64 0 5 46 31 4 +126.51 +/- 49.45
177818 ncm-dbt-06 1494984 162 38 23 101 +32.26 +/- 24.85 0 11 44 26 0 +65.09 +/- 51.34

Commit

Commit ID 385deefd807b512a1c404f5cc4c2045f265a800d
Author mstembera
Date 2021-10-25 10:26:44 UTC
Fix sometimes incorrect key for prefetches STC https://tests.stockfishchess.org/tests/view/61737b4f6ce927be32558401 LLR: 2.95 (-2.94,2.94) <-2.50,0.50> Total: 138712 W: 34914 L: 34942 D: 68856 Ptnml(0-2): 421, 14817, 38894, 14817, 407 Very minor tweak since Position::key() depends on the 50 move rule counter. Comments: https://github.com/mstembera/Stockfish/commit/cddde31eed505cdf0c4fc8ff96b89f6e39c797e1 closes https://github.com/official-stockfish/Stockfish/pull/3759 No functional change
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