Dev Builds » 20230407-0756

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 14:57:39 1198991 5006 2097 454 2455 +118.41 +/- 4.38 1 69 778 1596 59 +259.47 +/- 12.21
ncm-dbt-02 14:46:56 1231230 4952 2068 452 2432 +117.68 +/- 4.37 1 62 791 1564 58 +257.39 +/- 12.1
ncm-dbt-03 14:58:06 1232007 5024 2076 514 2434 +111.72 +/- 4.51 0 93 828 1527 64 +238.84 +/- 11.84
ncm-dbt-04 14:56:54 1230765 5018 2106 449 2463 +119.19 +/- 4.38 0 83 736 1640 50 +263.71 +/- 12.56
20000 8347 1869 9784 +116.74 +/- 2.21 2 307 3133 6327 231 +254.67 +/- 6.08

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
182704 ncm-dbt-01 1183200 6 4 0 2 +278.86 +/- 222.92 0 0 0 2 1 +1199.83 +/- 276.48
182703 ncm-dbt-04 1213587 18 7 1 10 +120.35 +/- 61.17 0 0 3 6 0 +279.47 +/- 313.13
182702 ncm-dbt-03 1220646 24 8 5 11 +43.65 +/- 60.09 0 1 7 4 0 +88.74 +/- 131.95
182695 ncm-dbt-02 1227907 452 188 38 226 +119.83 +/- 14.22 0 7 65 151 3 +269.63 +/- 42.71
182694 ncm-dbt-01 1222893 500 215 46 239 +122.24 +/- 12.38 0 2 80 165 3 +277.93 +/- 38.02
182693 ncm-dbt-04 1243441 500 213 48 239 +119.11 +/- 14.19 0 10 70 165 5 +263.42 +/- 41.06
182692 ncm-dbt-03 1231604 500 215 45 240 +123.02 +/- 13.65 0 6 74 164 6 +273.0 +/- 39.95
182685 ncm-dbt-02 1234135 500 217 36 247 +131.74 +/- 13.85 0 5 68 168 9 +293.29 +/- 41.75
182684 ncm-dbt-01 1219934 500 216 48 236 +121.45 +/- 14.34 0 6 80 154 10 +258.75 +/- 38.32
182683 ncm-dbt-03 1232387 500 214 58 228 +112.14 +/- 15.15 0 11 82 147 10 +232.26 +/- 37.9
182682 ncm-dbt-04 1224465 500 220 38 242 +132.54 +/- 13.47 0 7 59 179 5 +306.84 +/- 44.88
182675 ncm-dbt-02 1243003 500 212 44 244 +121.45 +/- 14.01 0 6 78 158 8 +263.42 +/- 38.85
182674 ncm-dbt-01 1225837 500 196 34 270 +116.77 +/- 13.88 0 8 77 160 5 +256.44 +/- 39.15
182673 ncm-dbt-03 1260593 500 207 49 244 +113.68 +/- 14.38 0 9 81 153 7 +243.0 +/- 38.14
182672 ncm-dbt-04 1213949 500 216 45 239 +123.81 +/- 14.48 0 9 69 164 8 +270.57 +/- 41.4
182665 ncm-dbt-02 1218547 500 212 53 235 +114.45 +/- 14.05 0 8 81 155 6 +247.41 +/- 38.13
182664 ncm-dbt-01 1188830 500 206 57 237 +106.77 +/- 14.52 0 9 91 142 8 +221.9 +/- 35.86
182663 ncm-dbt-04 1248650 500 210 42 248 +121.45 +/- 13.14 0 6 73 168 3 +275.45 +/- 40.24
182662 ncm-dbt-03 1200566 500 197 56 247 +100.7 +/- 14.47 0 10 96 137 7 +207.95 +/- 34.86
182655 ncm-dbt-02 1226336 500 215 34 251 +131.74 +/- 13.12 0 4 67 173 6 +301.33 +/- 42.04
182653 ncm-dbt-03 1234420 500 203 56 241 +105.25 +/- 14.35 0 11 86 148 5 +223.94 +/- 36.98
182652 ncm-dbt-01 1192003 500 217 48 235 +122.24 +/- 14.66 0 7 78 154 11 +258.75 +/- 38.88
182650 ncm-dbt-04 1243415 500 204 44 252 +115.22 +/- 14.53 0 11 74 159 6 +249.64 +/- 39.91
182645 ncm-dbt-02 1228900 500 203 57 240 +104.49 +/- 13.88 0 11 84 153 2 +228.08 +/- 37.44
182640 ncm-dbt-01 1174243 500 211 48 241 +117.55 +/- 14.2 0 10 72 163 5 +258.75 +/- 40.49
182638 ncm-dbt-03 1228199 500 216 49 235 +120.67 +/- 13.84 0 6 78 159 7 +263.42 +/- 38.85
182637 ncm-dbt-04 1228092 500 206 42 252 +118.33 +/- 13.35 0 6 78 162 4 +263.42 +/- 38.85
182635 ncm-dbt-02 1243985 500 214 54 232 +115.23 +/- 15.0 1 7 83 149 10 +243.0 +/- 37.64
182628 ncm-dbt-03 1237333 500 207 42 251 +119.11 +/- 13.86 0 7 77 160 6 +261.07 +/- 39.14
182627 ncm-dbt-04 1229287 500 207 43 250 +118.33 +/- 14.2 0 12 65 170 3 +265.78 +/- 42.44
182626 ncm-dbt-01 1222331 500 212 52 236 +115.23 +/- 14.21 1 10 69 168 2 +261.07 +/- 41.31
182620 ncm-dbt-02 1231346 500 199 47 254 +109.07 +/- 12.88 0 3 96 147 4 +236.51 +/- 34.4
182618 ncm-dbt-04 1224593 500 208 44 248 +118.33 +/- 12.81 0 5 78 165 2 +268.17 +/- 38.8
182617 ncm-dbt-03 1241960 500 189 48 263 +100.7 +/- 13.69 0 9 94 144 3 +215.85 +/- 35.23
182616 ncm-dbt-01 1178475 500 204 32 264 +124.6 +/- 13.09 0 6 69 172 3 +285.49 +/- 41.44
182609 ncm-dbt-02 1243296 500 208 41 251 +120.67 +/- 13.32 0 4 81 159 6 +265.78 +/- 37.95
182608 ncm-dbt-04 1228408 500 207 51 242 +112.14 +/- 14.85 0 10 83 148 9 +234.38 +/- 37.67
182607 ncm-dbt-03 1227527 500 209 51 240 +113.68 +/- 14.54 0 12 73 160 5 +247.41 +/- 40.14
182606 ncm-dbt-01 1167427 500 205 48 247 +112.91 +/- 13.04 0 4 89 153 4 +247.41 +/- 36.02
182599 ncm-dbt-02 1214849 500 200 48 252 +109.07 +/- 13.56 0 7 88 151 4 +236.51 +/- 36.44
182598 ncm-dbt-04 1240538 500 208 51 241 +112.91 +/- 13.73 0 7 84 154 5 +245.2 +/- 37.37
182597 ncm-dbt-01 1213737 500 211 41 248 +123.02 +/- 13.99 0 7 73 163 7 +270.57 +/- 40.25
182596 ncm-dbt-03 1236847 500 211 55 234 +112.14 +/- 14.85 0 11 80 151 8 +236.51 +/- 38.38

Commit

Commit ID 59f2085469a7dd96146905a5d8d0c1a5d987187d
Author FauziAkram
Date 2023-04-07 07:56:35 UTC
Depth Tweak and tuning tunes reduction related parameters, and introduces more reduction on found good moves. credit for this patch goes also to candirufish Yoshie2000 dubslow peregrineshahin Vizvezdenec Passed STC: LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 38424 W: 10346 L: 10040 D: 18038 Ptnml(0-2): 103, 4111, 10473, 4427, 98 https://tests.stockfishchess.org/tests/view/642ca74277ff3301150db511 Passed LTC: LLR: 2.97 (-2.94,2.94) <0.50,2.50> Total: 136968 W: 37151 L: 36660 D: 63157 Ptnml(0-2): 43, 13052, 41808, 13533, 48 https://tests.stockfishchess.org/tests/view/642d632377ff3301150dddbe closes https://github.com/official-stockfish/Stockfish/pull/4499 bench: 3672914
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