Dev Builds » 20211128-1325

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 09:24:59 1101483 3182 1096 542 1544 +61.11 ± 5.95 0 165 725 683 18 +121.81 ± 12.65
ncm-dbt-02 09:22:38 1241742 3150 1028 505 1617 +58.22 ± 5.81 0 157 748 660 10 +117.44 ± 12.43
ncm-dbt-03 10:32:23 1346777 3482 1164 540 1778 +62.94 ± 5.69 0 177 782 763 19 +125.98 ± 12.18
ncm-dbt-04 10:33:28 1334675 3516 1170 547 1799 +62.22 ± 5.69 4 177 784 778 15 +126.23 ± 12.17
ncm-dbt-05 10:30:34 1342208 3480 1151 555 1774 +60.1 ± 5.73 1 190 776 758 15 +120.86 ± 12.23
ncm-dbt-06 09:26:57 1233816 3190 1083 536 1571 +60.17 ± 6.03 0 177 713 686 19 +119.51 ± 12.76
20000 6692 3225 10083 +60.84 ± 2.37 5 1043 4528 4328 96 +122.08 ± 5.06

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
191520 ncm-dbt-02 1250605 150 45 26 79 +44.24 ± 27.82 0 10 37 27 1 +85.04 ± 56.49
191519 ncm-dbt-03 1242820 152 51 23 78 +64.73 ± 27.77 0 8 33 34 1 +129.06 ± 60.09
191518 ncm-dbt-05 1230301 148 47 27 74 +47.23 ± 26.81 0 6 45 20 3 +81.27 ± 49.04
191517 ncm-dbt-04 1229430 178 62 30 86 +63.15 ± 27.59 1 9 38 39 2 +126.3 ± 55.86
191516 ncm-dbt-01 1107480 182 62 23 97 +75.62 ± 25.56 0 10 32 49 0 +159.18 ± 60.55
191515 ncm-dbt-06 1213980 190 60 38 92 +40.41 ± 23.84 0 13 47 35 0 +81.95 ± 50.01
191514 ncm-dbt-02 1239059 500 171 91 238 +56.07 ± 14.7 0 28 114 108 0 +115.23 ± 32.0
191513 ncm-dbt-05 1218979 500 153 74 273 +55.36 ± 15.82 0 33 109 104 4 +107.54 ± 32.71
191512 ncm-dbt-03 1240394 500 164 65 271 +69.71 ± 14.03 0 15 125 106 4 +138.99 ± 30.12
191511 ncm-dbt-04 1235178 500 177 74 249 +72.61 ± 14.69 0 20 110 117 3 +147.19 ± 32.57
191510 ncm-dbt-01 1116894 500 175 98 227 +53.93 ± 14.32 0 24 127 97 2 +107.54 ± 30.1
191509 ncm-dbt-06 1226007 500 180 80 240 +70.43 ± 16.19 0 31 92 123 4 +140.62 ± 35.34
191508 ncm-dbt-02 1220394 500 172 79 249 +65.38 ± 14.29 0 18 125 103 4 +129.35 ± 30.24
191507 ncm-dbt-03 1232529 500 160 83 257 +53.93 ± 15.37 0 31 114 102 3 +106.01 ± 32.0
191506 ncm-dbt-05 1215228 500 162 84 254 +54.65 ± 14.89 1 27 115 107 0 +113.68 ± 31.86
191505 ncm-dbt-04 1242001 500 162 80 258 +57.5 ± 15.67 0 32 107 108 3 +113.68 ± 33.0
191504 ncm-dbt-01 1104940 500 157 78 265 +55.36 ± 14.66 0 27 118 104 1 +112.14 ± 31.42
191503 ncm-dbt-06 1234362 500 170 95 235 +52.51 ± 14.79 0 28 121 99 2 +104.49 ± 31.0
191502 ncm-dbt-02 1224128 500 175 71 254 +73.33 ± 13.86 0 16 115 118 1 +152.18 ± 31.7
191501 ncm-dbt-01 1095726 500 172 83 245 +62.51 ± 14.03 0 19 125 104 2 +126.18 ± 30.27
191500 ncm-dbt-03 1239889 500 172 75 253 +68.27 ± 15.73 0 29 98 120 3 +137.37 ± 34.42
191499 ncm-dbt-05 1227128 500 178 78 244 +70.44 ± 14.2 0 20 110 120 0 +147.19 ± 32.57
191498 ncm-dbt-04 1202042 500 155 85 260 +48.96 ± 15.5 1 33 112 103 1 +99.95 ± 32.27
191497 ncm-dbt-06 1241192 500 157 81 262 +53.22 ± 15.21 0 30 117 100 3 +104.49 ± 31.58
191496 ncm-dbt-04 1218650 500 173 86 241 +61.07 ± 14.24 0 22 120 107 1 +124.6 ± 31.07
191495 ncm-dbt-02 1250230 500 154 85 261 +48.25 ± 14.7 0 30 122 97 1 +96.94 ± 30.88
191494 ncm-dbt-05 1223268 500 164 85 251 +55.36 ± 15.19 0 30 113 105 2 +110.6 ± 32.15
191493 ncm-dbt-01 1097353 500 165 88 247 +53.93 ± 15.87 0 35 106 106 3 +106.01 ± 33.11
191492 ncm-dbt-03 1226738 500 168 71 261 +68.27 ± 14.12 0 20 113 117 0 +142.26 ± 32.1
191491 ncm-dbt-06 1220129 500 161 91 248 +48.96 ± 15.38 0 35 111 103 1 +98.44 ± 32.41
191490 ncm-dbt-01 1083401 500 194 81 225 +79.9 ± 16.12 0 25 94 124 7 +157.24 ± 35.18
191489 ncm-dbt-05 1239079 500 166 81 253 +59.64 ± 15.38 0 29 110 108 3 +118.33 ± 32.59
191488 ncm-dbt-03 1234998 500 173 75 252 +68.99 ± 14.84 0 21 114 111 4 +137.37 ± 31.96
191487 ncm-dbt-04 1205926 500 166 64 270 +71.88 ± 15.08 0 24 102 122 2 +147.19 ± 33.86
191486 ncm-dbt-02 1236682 500 154 74 272 +56.07 ± 15.09 0 30 111 108 1 +113.68 ± 32.44
191485 ncm-dbt-06 1244073 500 171 74 255 +68.27 ± 15.21 0 23 112 110 5 +134.15 ± 32.28
191484 ncm-dbt-03 1227962 500 163 97 240 +46.13 ± 15.61 0 36 115 96 3 +89.48 ± 31.85
191483 ncm-dbt-01 1104588 500 171 91 238 +56.07 ± 14.7 0 25 123 99 3 +110.6 ± 30.69
191482 ncm-dbt-05 1246229 500 174 85 241 +62.51 ± 15.88 0 33 97 118 2 +126.18 ± 34.49
191481 ncm-dbt-02 1271098 500 157 79 264 +54.64 ± 14.49 0 25 124 99 2 +109.07 ± 30.54
191480 ncm-dbt-06 1256970 500 184 77 239 +75.52 ± 14.51 0 17 113 116 4 +152.18 ± 32.04
191479 ncm-dbt-04 1226897 500 159 77 264 +57.5 ± 14.22 1 20 126 102 1 +118.33 ± 30.18
174893 ncm-dbt-05 1457375 32 10 4 18 +65.92 ± 69.92 0 3 4 9 0 +136.97 ± 173.34
174892 ncm-dbt-03 1458582 30 9 5 16 +46.6 ± 51.76 0 1 9 5 0 +94.94 ± 113.24
174891 ncm-dbt-04 1448519 38 12 10 16 +18.32 ± 72.45 1 4 6 8 0 +55.32 ± 137.36
174884 ncm-dbt-05 1454705 50 16 9 25 +48.96 ± 46.46 0 3 12 10 0 +99.95 ± 101.68
174883 ncm-dbt-03 1456183 50 16 10 24 +41.89 ± 49.33 0 4 11 10 0 +85.04 ± 106.19
174882 ncm-dbt-04 1443711 50 13 11 26 +13.9 ± 47.24 0 5 13 7 0 +27.85 ± 96.81
174881 ncm-dbt-03 1459598 50 19 4 27 +107.52 ± 36.86 0 0 10 15 0 +240.79 ± 111.83
174880 ncm-dbt-05 1460193 50 15 4 31 +77.69 ± 35.69 0 0 14 11 0 +164.04 ± 86.61
174879 ncm-dbt-04 1447348 50 13 6 31 +48.96 ± 42.0 0 2 14 9 0 +99.95 ± 91.41
174878 ncm-dbt-03 1457567 50 12 5 33 +48.96 ± 50.55 0 4 10 11 0 +99.95 ± 111.26
174877 ncm-dbt-05 1452060 50 12 6 32 +41.89 ± 35.54 0 1 17 7 0 +85.04 ± 75.39
174876 ncm-dbt-04 1447512 50 18 4 28 +99.94 ± 42.49 0 1 9 15 0 +219.87 ± 122.63
174875 ncm-dbt-03 1460790 50 17 9 24 +56.05 ± 47.6 0 2 14 8 1 +99.95 ± 91.41
174874 ncm-dbt-05 1455450 50 18 4 28 +99.93 ± 47.48 0 1 10 13 1 +200.24 ± 114.26
174873 ncm-dbt-04 1446030 50 20 7 23 +92.45 ± 42.2 0 1 10 14 0 +200.24 ± 114.26
174872 ncm-dbt-05 1452065 50 18 9 23 +63.22 ± 44.25 0 2 12 11 0 +130.94 ± 101.68
174871 ncm-dbt-03 1458429 50 18 12 20 +41.89 ± 53.17 0 5 9 11 0 +85.04 ± 115.03
174870 ncm-dbt-04 1446326 50 19 4 27 +107.52 ± 52.35 0 1 10 12 2 +200.24 ± 114.26
174869 ncm-dbt-04 1445884 50 21 9 20 +85.04 ± 51.0 0 3 7 15 0 +181.7 ± 134.48
174868 ncm-dbt-05 1458852 50 18 5 27 +92.45 ± 47.1 0 2 8 15 0 +200.24 ± 129.69
174867 ncm-dbt-03 1458407 50 22 6 22 +115.22 ± 42.56 0 1 7 17 0 +263.42 ± 145.5

Commit

Commit ID af050e5eed43f2d360bc6d38a9d9ef64b6ce6ad8
Author Michael Chaly
Date 2021-11-28 13:25:06 UTC
Refine futility pruning for parent nodes This patch is a result of refining of tuning vondele did after new net passed and some hand-made values adjustements - excluding changes in other pruning heuristics and rounding value of history divisor to the nearest power of 2. With this patch futility pruning becomes more aggressive and history influence on it is doubled again. passed STC https://tests.stockfishchess.org/tests/view/61a2c4c1a26505c2278c150d LLR: 2.94 (-2.94,2.94) <0.00,2.50> Total: 33848 W: 8841 L: 8574 D: 16433 Ptnml(0-2): 100, 3745, 8988, 3970, 121 passed LTC https://tests.stockfishchess.org/tests/view/61a327ffa26505c2278c26d9 LLR: 2.94 (-2.94,2.94) <0.50,3.00> Total: 22272 W: 5856 L: 5614 D: 10802 Ptnml(0-2): 12, 2230, 6412, 2468, 14 closes https://github.com/official-stockfish/Stockfish/pull/3814 bench 6302543
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