Dev Builds » 20230724-0023

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 09:58:38 1218304 3352 1423 310 1619 +119.91 +/- 5.37 0 50 503 1083 40 +263.54 +/- 15.2
ncm-dbt-02 09:50:21 1229419 3306 1409 269 1628 +124.92 +/- 5.37 1 41 471 1097 43 +278.08 +/- 15.71
ncm-dbt-03 09:58:02 1237718 3346 1421 289 1636 +122.36 +/- 5.47 1 52 479 1096 45 +269.56 +/- 15.58
ncm-dbt-04 09:57:17 1224800 3330 1459 276 1595 +129.05 +/- 5.34 1 42 439 1139 44 +291.11 +/- 16.28
ncm-dbt-05 09:51:48 1233167 3320 1412 302 1606 +120.8 +/- 5.28 0 39 510 1073 38 +266.84 +/- 15.08
ncm-dbt-06 09:56:03 1227421 3346 1433 264 1649 +126.72 +/- 5.28 0 36 479 1111 47 +282.09 +/- 15.57
20000 8557 1710 9733 +123.95 +/- 2.19 3 260 2881 6599 257 +275.02 +/- 6.34

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
197498 ncm-dbt-02 1231408 306 124 24 158 +117.86 +/- 15.9 0 2 50 100 1 +267.6 +/- 48.48
197497 ncm-dbt-05 1253128 320 124 27 169 +108.73 +/- 16.28 0 5 53 102 0 +244.24 +/- 47.32
197496 ncm-dbt-04 1231379 330 148 29 153 +131.18 +/- 16.65 0 2 48 109 6 +291.22 +/- 49.72
197495 ncm-dbt-01 1218756 352 150 22 180 +132.39 +/- 15.61 0 3 46 123 4 +304.45 +/- 51.07
197494 ncm-dbt-06 1206889 346 154 24 168 +137.26 +/- 16.27 0 2 46 118 7 +308.93 +/- 50.96
197493 ncm-dbt-03 1244848 346 136 33 177 +106.66 +/- 18.3 1 11 46 114 1 +238.32 +/- 50.13
197492 ncm-dbt-02 1230723 500 219 38 243 +131.74 +/- 14.03 0 6 66 169 9 +293.29 +/- 42.41
197491 ncm-dbt-05 1219306 500 216 55 229 +116.0 +/- 14.69 0 10 77 155 8 +247.41 +/- 39.15
197490 ncm-dbt-04 1214878 500 223 36 241 +136.56 +/- 14.27 0 5 65 168 12 +301.33 +/- 42.75
197489 ncm-dbt-06 1236585 500 211 43 246 +121.45 +/- 13.14 0 5 76 165 4 +273.0 +/- 39.35
197488 ncm-dbt-01 1200723 500 212 55 233 +112.91 +/- 14.22 0 9 81 154 6 +243.0 +/- 38.14
197487 ncm-dbt-03 1231987 500 210 40 250 +123.02 +/- 13.82 0 5 78 159 8 +268.17 +/- 38.8
197486 ncm-dbt-02 1243833 500 214 39 247 +126.97 +/- 13.76 1 5 67 172 5 +290.66 +/- 42.08
197485 ncm-dbt-05 1236131 500 226 50 224 +127.76 +/- 13.21 0 3 75 165 7 +285.49 +/- 39.5
197484 ncm-dbt-04 1216619 500 216 40 244 +127.76 +/- 13.57 0 7 65 173 5 +290.66 +/- 42.73
197483 ncm-dbt-06 1217043 500 213 37 250 +127.76 +/- 14.27 0 10 60 174 6 +288.06 +/- 44.27
197482 ncm-dbt-01 1239066 500 203 37 260 +119.89 +/- 12.79 0 6 73 170 1 +275.45 +/- 40.24
197481 ncm-dbt-03 1248724 500 218 38 244 +130.94 +/- 14.39 0 8 63 170 9 +290.66 +/- 43.37
197480 ncm-dbt-02 1213564 500 194 41 265 +109.83 +/- 14.06 0 9 84 152 5 +236.51 +/- 37.42
197479 ncm-dbt-05 1234476 500 207 41 252 +119.89 +/- 13.16 0 4 81 160 5 +265.78 +/- 37.95
197478 ncm-dbt-06 1210496 500 211 37 252 +126.17 +/- 13.6 0 5 73 165 7 +280.42 +/- 40.21
197477 ncm-dbt-04 1209116 500 221 44 235 +128.55 +/- 14.08 0 7 67 168 8 +285.49 +/- 42.08
197476 ncm-dbt-01 1224893 500 217 47 236 +123.02 +/- 14.33 0 10 66 168 6 +273.0 +/- 42.27
197475 ncm-dbt-03 1228379 500 216 44 240 +124.6 +/- 13.27 0 7 67 173 3 +285.49 +/- 42.08
197474 ncm-dbt-02 1242570 500 217 41 242 +127.76 +/- 14.1 0 8 65 170 7 +285.49 +/- 42.7
197473 ncm-dbt-05 1220576 500 211 55 234 +112.14 +/- 13.73 0 8 82 156 4 +245.2 +/- 37.88
197472 ncm-dbt-06 1243604 500 212 39 249 +125.38 +/- 13.79 0 5 75 162 8 +275.45 +/- 39.63
197471 ncm-dbt-04 1250663 500 216 41 243 +126.97 +/- 12.66 0 4 70 173 3 +293.29 +/- 41.07
197470 ncm-dbt-01 1217782 500 220 54 226 +119.89 +/- 14.51 0 5 86 147 12 +249.64 +/- 36.79
197469 ncm-dbt-03 1235901 500 211 46 243 +119.11 +/- 14.68 0 8 79 153 10 +251.89 +/- 38.63
197468 ncm-dbt-02 1215230 500 222 43 235 +130.14 +/- 13.88 0 6 67 169 8 +290.66 +/- 42.08
197467 ncm-dbt-05 1221605 500 212 34 254 +129.35 +/- 12.99 0 3 72 169 6 +293.29 +/- 40.39
197466 ncm-dbt-04 1206186 500 231 43 226 +137.37 +/- 14.6 1 8 51 182 8 +318.25 +/- 47.96
197465 ncm-dbt-06 1236316 500 218 45 237 +125.38 +/- 14.3 0 6 75 159 10 +270.57 +/- 39.67
197464 ncm-dbt-03 1246877 500 216 44 240 +124.6 +/- 14.31 0 8 70 164 8 +273.0 +/- 41.13
197463 ncm-dbt-01 1229556 500 210 55 235 +111.37 +/- 13.89 0 8 84 153 5 +240.82 +/- 37.4
197462 ncm-dbt-02 1228605 500 219 43 238 +127.76 +/- 13.75 0 5 72 165 8 +282.94 +/- 40.5
197461 ncm-dbt-05 1246953 500 216 40 244 +127.76 +/- 13.92 0 6 70 166 8 +282.94 +/- 41.13
197460 ncm-dbt-06 1241016 500 214 39 247 +126.97 +/- 12.85 0 3 74 168 5 +288.06 +/- 39.79
197459 ncm-dbt-04 1244763 500 204 43 253 +116.0 +/- 13.54 0 9 73 166 2 +261.07 +/- 40.24
197458 ncm-dbt-03 1227316 500 214 44 242 +123.02 +/- 13.47 0 5 76 163 6 +273.0 +/- 39.35
197457 ncm-dbt-01 1197352 500 211 40 249 +123.81 +/- 14.15 0 9 67 168 6 +275.45 +/- 42.01

Commit

Commit ID 76e1e8fd39a08c0586259a76c880c3267cb85f62
Author Stefan Geschwentner
Date 2023-07-24 00:23:43 UTC
Simplify TT cutoff Remove the exact bound condition from TT depth check. STC: https://tests.stockfishchess.org/tests/view/64b30b320cdec37b957359e9 LLR: 2.93 (-2.94,2.94) <-1.75,0.25> Total: 332928 W: 84895 L: 85003 D: 163030 Ptnml(0-2): 1242, 39200, 85604, 39260, 1158 LTC: https://tests.stockfishchess.org/tests/view/64b74e2adc56e1650abac0b6 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 92946 W: 23628 L: 23482 D: 45836 Ptnml(0-2): 38, 10033, 26192, 10165, 45 closes https://github.com/official-stockfish/Stockfish/pull/4702 Bench: 1601764
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