Dev Builds » 20221008-1609

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 10:04:29 1287659 3360 1320 412 1628 +96.28 +/- 5.61 1 86 628 934 31 +201.49 +/- 13.59
ncm-dbt-02 09:56:04 1311501 3294 1310 387 1597 +100.03 +/- 5.65 1 86 574 961 25 +212.78 +/- 14.23
ncm-dbt-03 10:04:02 1315083 3364 1307 375 1682 +98.84 +/- 5.56 0 87 603 965 27 +208.95 +/- 13.88
ncm-dbt-04 10:02:00 1308616 3344 1334 381 1629 +101.83 +/- 5.38 2 61 614 972 23 +218.56 +/- 13.72
ncm-dbt-05 09:56:52 1303093 3280 1320 381 1579 +102.32 +/- 5.85 1 86 571 937 45 +212.73 +/- 14.26
ncm-dbt-06 10:04:36 1307407 3358 1310 396 1652 +97.01 +/- 5.49 0 82 625 948 24 +205.07 +/- 13.62
20000 7901 2332 9767 +99.37 +/- 2.28 5 488 3615 5717 175 +209.86 +/- 5.66

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
185204 ncm-dbt-05 1225028 110 40 12 58 +90.41 +/- 26.33 0 0 28 26 1 +186.65 +/- 61.57
185203 ncm-dbt-02 1246507 144 55 19 70 +88.73 +/- 26.76 0 4 29 38 1 +184.47 +/- 64.37
185202 ncm-dbt-03 1238710 182 69 22 91 +91.8 +/- 22.26 0 3 39 48 1 +193.4 +/- 54.68
185201 ncm-dbt-06 1246882 180 78 25 77 +105.42 +/- 21.88 0 3 31 56 0 +234.85 +/- 62.41
185200 ncm-dbt-01 1185736 190 77 19 94 +109.55 +/- 24.61 0 5 30 57 3 +229.61 +/- 63.48
185199 ncm-dbt-04 1246530 194 79 20 95 +109.11 +/- 20.17 0 1 37 58 1 +239.71 +/- 55.97
185198 ncm-dbt-05 1233992 500 195 60 245 +96.19 +/- 14.85 0 14 93 137 6 +198.34 +/- 35.52
185197 ncm-dbt-02 1218796 500 204 66 230 +98.44 +/- 14.44 1 10 93 142 4 +209.91 +/- 35.49
185196 ncm-dbt-06 1232510 500 199 52 249 +105.25 +/- 14.04 0 11 84 152 3 +228.08 +/- 37.44
185195 ncm-dbt-03 1220817 500 200 45 255 +111.37 +/- 14.22 0 9 83 152 6 +238.66 +/- 37.66
185194 ncm-dbt-01 1203410 500 195 63 242 +93.95 +/- 13.92 0 11 99 137 3 +198.34 +/- 34.31
185193 ncm-dbt-04 1210340 500 199 54 247 +103.73 +/- 14.95 0 15 80 150 5 +219.87 +/- 38.28
185192 ncm-dbt-05 1213892 500 212 58 230 +110.6 +/- 14.99 0 12 80 150 8 +232.26 +/- 38.36
185191 ncm-dbt-02 1222327 500 204 66 230 +98.44 +/- 15.46 0 18 82 144 6 +204.07 +/- 37.72
185190 ncm-dbt-06 1205475 500 198 66 236 +93.95 +/- 15.25 0 16 93 134 7 +190.85 +/- 35.52
185189 ncm-dbt-03 1237699 500 189 64 247 +88.74 +/- 15.28 0 20 89 137 4 +183.51 +/- 36.22
185188 ncm-dbt-01 1183301 500 196 68 236 +90.96 +/- 14.02 0 11 104 131 4 +189.0 +/- 33.39
185187 ncm-dbt-04 1209770 500 200 59 241 +100.7 +/- 13.53 0 7 99 140 4 +213.85 +/- 34.13
185186 ncm-dbt-05 1201112 500 201 45 254 +112.14 +/- 14.85 0 11 80 151 8 +236.51 +/- 38.38
185185 ncm-dbt-02 1232205 500 203 56 241 +105.25 +/- 14.35 0 11 86 148 5 +223.94 +/- 36.98
185184 ncm-dbt-06 1231713 500 194 59 247 +96.19 +/- 14.85 0 13 96 134 7 +196.45 +/- 34.93
185183 ncm-dbt-03 1236786 500 201 54 245 +105.25 +/- 14.51 0 12 84 149 5 +223.94 +/- 37.43
185182 ncm-dbt-04 1205627 500 192 57 251 +96.19 +/- 14.11 1 10 94 143 2 +207.95 +/- 35.29
185181 ncm-dbt-01 1177359 500 198 66 236 +93.95 +/- 14.96 1 14 91 140 4 +198.34 +/- 35.92
185180 ncm-dbt-05 1219889 500 206 57 237 +106.78 +/- 15.42 1 13 79 150 7 +226.0 +/- 38.55
185179 ncm-dbt-02 1243826 500 193 57 250 +96.94 +/- 14.87 0 17 83 147 3 +206.01 +/- 37.54
185178 ncm-dbt-06 1233161 500 185 64 251 +85.78 +/- 13.3 0 11 107 132 0 +183.51 +/- 32.85
185177 ncm-dbt-04 1240581 500 204 59 237 +103.73 +/- 13.71 0 10 87 151 2 +226.0 +/- 36.75
185176 ncm-dbt-03 1244043 500 188 53 259 +96.19 +/- 13.48 0 10 96 143 1 +207.95 +/- 34.86
185175 ncm-dbt-01 1204166 500 198 56 246 +101.46 +/- 15.07 0 15 84 145 6 +211.87 +/- 37.38
185174 ncm-dbt-05 1233014 500 197 73 230 +88.0 +/- 15.81 0 21 91 131 7 +176.33 +/- 35.82
185173 ncm-dbt-02 1230034 500 183 55 262 +90.96 +/- 14.02 0 13 98 137 2 +192.71 +/- 34.55
185172 ncm-dbt-04 1239430 500 194 63 243 +93.2 +/- 14.51 1 13 92 142 2 +200.24 +/- 35.72
185171 ncm-dbt-03 1247434 500 190 67 243 +87.26 +/- 14.25 0 14 102 131 3 +181.7 +/- 33.83
185170 ncm-dbt-06 1236707 500 200 62 238 +98.44 +/- 13.98 0 10 96 140 4 +207.95 +/- 34.86
185169 ncm-dbt-01 1225945 500 195 63 242 +93.95 +/- 15.11 0 16 92 136 6 +192.71 +/- 35.72
185168 ncm-dbt-05 1237807 500 196 59 245 +97.69 +/- 14.58 0 13 92 140 5 +204.07 +/- 35.72
185167 ncm-dbt-02 1257117 500 206 44 250 +116.77 +/- 13.54 0 8 75 164 3 +261.07 +/- 39.69
185166 ncm-dbt-06 1229786 500 186 46 268 +99.95 +/- 14.0 0 11 91 145 3 +213.85 +/- 35.9
185165 ncm-dbt-03 1254229 500 196 49 255 +105.25 +/- 14.66 0 13 82 150 5 +223.94 +/- 37.87
185164 ncm-dbt-04 1222789 500 205 51 244 +110.6 +/- 12.7 0 1 99 145 5 +238.66 +/- 33.53
185163 ncm-dbt-01 1219678 500 193 61 246 +93.95 +/- 14.07 0 12 97 138 3 +198.34 +/- 34.72
175505 ncm-dbt-04 1432718 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83
175504 ncm-dbt-02 1444749 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83
175503 ncm-dbt-05 1442247 20 9 5 6 +70.39 +/- 106.42 0 2 3 4 1 +107.54 +/- 215.77
175502 ncm-dbt-01 1442830 20 9 2 9 +126.91 +/- 57.06 0 0 3 7 0 +301.22 +/- 341.95
175501 ncm-dbt-06 1444570 28 11 5 12 +75.61 +/- 60.1 0 1 6 7 0 +159.18 +/- 153.07
175500 ncm-dbt-03 1445884 32 13 2 17 +124.47 +/- 66.94 0 1 4 10 1 +254.73 +/- 214.83
175499 ncm-dbt-04 1405986 50 20 6 24 +99.94 +/- 47.48 0 2 7 16 0 +219.87 +/- 140.03
175498 ncm-dbt-02 1443405 50 21 8 21 +92.45 +/- 42.2 0 1 10 14 0 +200.24 +/- 114.26
175497 ncm-dbt-01 1441397 50 21 3 26 +130.91 +/- 41.82 0 0 8 16 1 +288.02 +/- 131.84
175496 ncm-dbt-06 1440088 50 21 4 25 +123.01 +/- 42.3 0 1 6 18 0 +288.06 +/- 162.53
175495 ncm-dbt-05 1445305 50 20 2 28 +130.92 +/- 35.33 0 0 7 18 0 +315.3 +/- 146.24
175494 ncm-dbt-03 1450728 50 22 7 21 +107.53 +/- 52.36 0 3 4 18 0 +240.82 +/- 173.47
175493 ncm-dbt-04 1426762 50 18 7 25 +77.7 +/- 41.12 0 1 12 12 0 +164.07 +/- 100.82
175492 ncm-dbt-02 1443703 50 21 7 22 +99.94 +/- 42.49 0 1 9 15 0 +219.87 +/- 122.63
175491 ncm-dbt-04 1429856 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83
175490 ncm-dbt-06 1439638 50 20 5 25 +107.53 +/- 42.62 0 1 8 16 0 +240.82 +/- 132.75
175489 ncm-dbt-05 1439488 50 24 4 22 +147.15 +/- 46.28 0 0 7 16 2 +315.3 +/- 146.24
175488 ncm-dbt-01 1437613 50 18 6 26 +85.04 +/- 41.74 0 1 11 13 0 +181.7 +/- 107.11
175487 ncm-dbt-03 1444576 50 19 6 25 +92.45 +/- 42.2 0 1 10 14 0 +200.24 +/- 114.26
175486 ncm-dbt-02 1443852 50 20 9 21 +77.69 +/- 54.37 0 3 9 12 1 +147.19 +/- 118.91
175485 ncm-dbt-04 1433003 50 23 5 22 +130.92 +/- 52.55 0 1 7 15 2 +263.42 +/- 145.5
175484 ncm-dbt-05 1442250 50 20 6 24 +99.93 +/- 36.88 0 0 11 14 0 +219.84 +/- 104.3
175483 ncm-dbt-01 1442823 50 20 5 25 +107.52 +/- 47.72 0 1 9 14 1 +219.87 +/- 122.63
175482 ncm-dbt-06 1440955 50 18 8 24 +70.43 +/- 53.56 0 4 7 14 0 +147.19 +/- 129.82
175481 ncm-dbt-03 1445014 50 20 6 24 +99.93 +/- 47.48 0 1 10 13 1 +200.24 +/- 114.26

Commit

Commit ID e90341f9c9cd24e75aba2485b2ab1e445f4a5b70
Author Stefan Geschwentner
Date 2022-10-08 16:09:02 UTC
Tweak history initialization Simplify initialization of continuation history by using everywhere the same starting value. STC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 90952 W: 24312 L: 24153 D: 42487 Ptnml(0-2): 356, 10168, 24290, 10285, 377 https://tests.stockfishchess.org/tests/view/633948f235f43d649ff61fd0 LTC: LLR: 2.96 (-2.94,2.94) <-1.75,0.25> Total: 162416 W: 43540 L: 43466 D: 75410 Ptnml(0-2): 77, 16289, 48417, 16333, 92 https://tests.stockfishchess.org/tests/view/6339ee8a35f43d649ff63986 closes https://github.com/official-stockfish/Stockfish/pull/4186 Bench: 4156027
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