Dev Builds » 20231202-1035

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 13:48:55 954597 4634 1974 407 2253 +122.3 +/- 4.55 1 58 692 1505 61 +269.61 +/- 12.95
ncm-dbt-02 13:23:09 842613 4404 1905 353 2146 +127.92 +/- 4.52 1 41 620 1485 55 +288.25 +/- 13.67
ncm-dbt-03 13:31:49 959352 4466 1948 400 2118 +125.63 +/- 4.62 3 52 629 1492 57 +281.09 +/- 13.59
ncm-dbt-05 13:12:02 825867 4320 1881 359 2080 +127.89 +/- 4.79 1 54 600 1432 73 +282.5 +/- 13.92
ncm-dbt-06 06:26:35 1232020 2176 931 184 1061 +124.32 +/- 6.33 0 21 320 726 21 +279.97 +/- 19.04
20000 8639 1703 9658 +125.7 +/- 2.17 6 226 2861 6640 267 +280.11 +/- 6.36

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
210835 ncm-dbt-05 1237422 8 4 0 4 +190.56 +/- 13.88 0 0 0 4 0 +1199.83 +/- 250.99 ↓
210834 ncm-dbt-02 1211578 26 12 5 9 +95.89 +/- 65.56 0 1 4 8 0 +209.15 +/- 207.48 ↓
210833 ncm-dbt-01 1143265 50 21 5 24 +115.22 +/- 42.56 0 1 7 17 0 +263.42 +/- 145.5 ↓
210832 ncm-dbt-03 1243981 252 112 22 118 +129.8 +/- 19.05 0 2 36 84 4 +289.71 +/- 57.87 ↓
210831 ncm-dbt-05 1231074 500 213 39 248 +126.17 +/- 13.06 0 5 70 171 4 +288.06 +/- 41.11 ↓
210830 ncm-dbt-02 1243299 500 210 38 252 +124.6 +/- 14.14 0 7 72 163 8 +273.0 +/- 40.54 ↓
210829 ncm-dbt-01 1134420 500 199 36 265 +117.55 +/- 13.0 0 6 77 165 2 +265.78 +/- 39.12 ↓
210828 ncm-dbt-03 1247980 500 220 40 240 +130.94 +/- 14.04 1 6 61 176 6 +301.33 +/- 44.13 ↓
210827 ncm-dbt-05 1227683 500 230 40 230 +138.99 +/- 14.74 0 6 62 168 14 +304.07 +/- 43.81 ↓
210826 ncm-dbt-02 1232793 500 222 39 239 +133.34 +/- 12.49 0 0 74 169 7 +304.07 +/- 39.39 ↓
210825 ncm-dbt-01 1102049 500 208 42 250 +119.89 +/- 13.85 0 6 79 158 7 +261.07 +/- 38.58 ↓
210824 ncm-dbt-03 1227565 500 220 37 243 +133.34 +/- 12.69 0 2 69 173 6 +306.84 +/- 41.23 ↓
210823 ncm-dbt-05 1239354 500 214 32 254 +132.54 +/- 14.01 0 7 62 173 8 +298.62 +/- 43.77 ↓
210822 ncm-dbt-02 1227725 500 210 31 259 +130.14 +/- 13.16 0 3 72 168 7 +293.29 +/- 40.39 ↓
210821 ncm-dbt-01 1135635 500 214 41 245 +125.38 +/- 13.79 0 8 66 171 5 +282.94 +/- 42.37 ↓
210820 ncm-dbt-03 1229271 500 217 46 237 +123.81 +/- 14.32 0 10 65 169 6 +275.45 +/- 42.59 ↓
210819 ncm-dbt-02 614509 500 210 42 248 +121.46 +/- 14.01 1 5 75 163 6 +270.57 +/- 39.67 ↓
210818 ncm-dbt-05 550255 500 216 51 233 +119.11 +/- 15.76 0 14 68 157 11 +249.64 +/- 41.39 ↓
210817 ncm-dbt-01 431092 500 217 56 227 +116.0 +/- 16.19 0 11 84 138 17 +228.08 +/- 37.44 ↓
210816 ncm-dbt-02 529167 42 19 5 18 +120.37 +/- 47.51 0 0 8 12 1 +251.31 +/- 128.65 ↓
210815 ncm-dbt-02 549367 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210814 ncm-dbt-05 631304 56 23 7 26 +102.1 +/- 47.86 0 3 6 19 0 +225.71 +/- 144.55 ↓
210813 ncm-dbt-01 591120 58 28 2 28 +167.62 +/- 32.0 0 0 4 24 1 +452.05 +/- 276.98 ↓
210812 ncm-dbt-02 558265 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210811 ncm-dbt-05 610186 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210810 ncm-dbt-02 648089 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210809 ncm-dbt-05 519907 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210808 ncm-dbt-02 609616 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210807 ncm-dbt-05 536270 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210806 ncm-dbt-02 542184 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210805 ncm-dbt-03 335293 500 204 59 237 +103.73 +/- 15.67 2 11 85 144 8 +217.85 +/- 37.2 ↓
210804 ncm-dbt-05 551060 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210803 ncm-dbt-02 578707 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210802 ncm-dbt-05 601328 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210801 ncm-dbt-02 600126 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210800 ncm-dbt-05 545134 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210799 ncm-dbt-03 540249 6 3 1 2 +120.22 +/- 109.7 0 0 1 2 0 +279.24 +/- 576.89 ↓
210798 ncm-dbt-02 562509 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210797 ncm-dbt-05 545625 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210796 ncm-dbt-02 541685 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210795 ncm-dbt-05 462318 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210794 ncm-dbt-02 528360 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210793 ncm-dbt-01 525953 132 55 16 61 +105.8 +/- 28.88 0 1 29 32 4 +205.18 +/- 62.89 ↓
210792 ncm-dbt-03 374393 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210791 ncm-dbt-05 605545 66 27 4 35 +126.34 +/- 39.13 0 0 12 19 2 +261.26 +/- 101.98 ↓
210790 ncm-dbt-03 598221 18 9 7 2 +38.73 +/- 48.22 0 0 7 2 0 +78.47 +/- 102.62 ↓
210789 ncm-dbt-05 640382 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210788 ncm-dbt-05 702748 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210787 ncm-dbt-05 651655 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210786 ncm-dbt-03 638109 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210785 ncm-dbt-05 585476 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83 ↓
210784 ncm-dbt-02 628513 142 61 11 70 +127.8 +/- 29.47 0 3 19 45 4 +268.1 +/- 81.09 ↓
210783 ncm-dbt-01 768280 150 66 14 70 +125.64 +/- 28.32 0 5 15 53 2 +279.59 +/- 88.7 ↓
210782 ncm-dbt-03 804525 22 10 5 7 +80.33 +/- 86.71 0 1 5 4 1 +132.4 +/- 169.29 ↓
210781 ncm-dbt-05 825838 42 20 6 16 +120.4 +/- 47.51 0 1 5 15 0 +279.59 +/- 184.04 ↓
210780 ncm-dbt-02 819870 48 19 4 25 +112.31 +/- 37.51 0 0 9 15 0 +254.69 +/- 120.1 ↓
210779 ncm-dbt-05 1224836 148 69 11 68 +143.84 +/- 23.46 0 0 19 52 3 +332.72 +/- 80.99 ↓
210778 ncm-dbt-02 1227515 146 70 11 65 +148.89 +/- 25.81 0 1 16 52 4 +340.77 +/- 90.3 ↓
210777 ncm-dbt-03 1219090 168 78 15 75 +136.96 +/- 23.04 0 2 19 61 2 +319.86 +/- 81.77 ↓
210776 ncm-dbt-06 1260209 176 79 11 86 +141.58 +/- 21.11 0 1 20 65 2 +338.04 +/- 79.66
210775 ncm-dbt-01 1104497 244 109 22 113 +129.57 +/- 19.99 0 3 33 82 4 +288.28 +/- 60.71 ↓
210774 ncm-dbt-02 1213577 500 212 44 244 +121.45 +/- 12.58 0 4 76 168 2 +277.93 +/- 39.29 ↓
210773 ncm-dbt-05 1228094 500 225 42 233 +133.34 +/- 13.81 0 5 66 170 9 +298.62 +/- 42.41 ↓
210772 ncm-dbt-03 1229903 500 217 37 246 +130.94 +/- 13.32 0 5 66 173 6 +298.62 +/- 42.41 ↓
210771 ncm-dbt-01 1125716 500 213 44 243 +122.24 +/- 13.3 0 5 76 164 5 +273.0 +/- 39.35 ↓
210770 ncm-dbt-06 1225832 500 214 42 244 +124.6 +/- 12.9 0 3 77 165 5 +280.42 +/- 38.93 ↓
210769 ncm-dbt-02 1241081 500 224 42 234 +132.54 +/- 13.1 0 5 63 177 5 +306.84 +/- 43.45 ↓
210768 ncm-dbt-05 1227291 500 213 46 241 +120.67 +/- 13.67 1 4 77 163 5 +270.57 +/- 39.07 ↓
210767 ncm-dbt-03 1241752 500 221 43 236 +129.35 +/- 12.61 0 2 73 170 5 +295.94 +/- 39.99 ↓
210766 ncm-dbt-06 1228352 500 207 47 246 +115.22 +/- 13.55 0 8 77 162 3 +256.44 +/- 39.15 ↓
210765 ncm-dbt-01 1116645 500 221 41 238 +130.94 +/- 12.95 0 5 64 177 4 +304.07 +/- 43.1 ↓
210764 ncm-dbt-02 1235956 500 215 43 242 +124.6 +/- 13.8 0 7 70 167 6 +277.93 +/- 41.14 ↓
210763 ncm-dbt-05 1221666 500 216 42 242 +126.17 +/- 14.29 0 6 74 160 10 +273.0 +/- 39.95 ↓
210762 ncm-dbt-03 1242343 500 225 47 228 +129.35 +/- 14.24 0 8 64 170 8 +288.06 +/- 43.03 ↓
210761 ncm-dbt-06 1226778 500 213 42 245 +123.81 +/- 13.46 0 6 72 167 5 +277.93 +/- 40.53 ↓
210760 ncm-dbt-01 1117072 500 209 45 246 +118.33 +/- 12.81 1 1 84 161 3 +268.17 +/- 36.99 ↓
210759 ncm-dbt-06 1218931 500 218 42 240 +127.76 +/- 13.02 0 3 74 167 6 +288.06 +/- 39.79 ↓
210758 ncm-dbt-05 1244248 500 211 39 250 +124.6 +/- 13.27 0 3 79 161 7 +275.45 +/- 38.39 ↓
210757 ncm-dbt-02 1235619 500 221 38 241 +133.34 +/- 13.08 0 5 62 178 5 +309.64 +/- 43.82 ↓
210756 ncm-dbt-03 1217606 500 212 41 247 +123.81 +/- 12.92 0 3 78 164 5 +277.93 +/- 38.66 ↓
210755 ncm-dbt-01 1114017 500 214 43 243 +123.81 +/- 13.81 0 6 74 163 7 +273.0 +/- 39.95 ↓

Commit

Commit ID f17db4641e0ec3a3d633cff6abc83e980a04ac4c
Author FauziAkram
Date 2023-12-02 10:35:28 UTC
Simplify doDeeperSearch Removing dependence on d simplifies the doDeeperSearch formula and eliminates a variable that is not necessary in this context. Passed STC: https://tests.stockfishchess.org/tests/view/65647980136acbc57354c9f6 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 37440 W: 9558 L: 9334 D: 18548 Ptnml(0-2): 127, 4439, 9375, 4641, 138 Passed LTC: https://tests.stockfishchess.org/tests/view/6564c3f0136acbc57354d126 LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 113946 W: 27993 L: 27864 D: 58089 Ptnml(0-2): 67, 12975, 30783, 13058, 90 closes https://github.com/official-stockfish/Stockfish/pull/4888 Bench: 1427733
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