Dev Builds » 20241113-1935

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 15. 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 06:48:15 584324 4002 1551 570 1881 +86.94 ± 4.86 0 99 834 1056 12 +183.63 ± 11.75
ncm-dbt-02 06:49:00 587250 4000 1552 572 1876 +86.89 ± 4.81 0 88 858 1040 14 +183.06 ± 11.55
ncm-dbt-03 06:48:55 587682 4000 1528 545 1927 +87.17 ± 4.96 0 110 811 1065 14 +183.74 ± 11.94
ncm-dbt-04 06:47:41 571319 4000 1510 543 1947 +85.69 ± 5.01 3 113 810 1062 12 +181.25 ± 11.96
ncm-dbt-05 06:48:49 585315 3998 1532 577 1889 +84.63 ± 4.88 1 96 865 1021 16 +177.32 ± 11.51
20000 7673 2807 9520 +86.26 ± 2.19 4 506 4178 5244 68 +181.79 ± 5.25

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
386313 ncm-dbt-01 583237 2 1 0 1 +189.7 ± 55.98 0 0 0 1 0 +1129.65 ± 376.02
386312 ncm-dbt-05 583782 498 184 69 245 +81.7 ± 13.85 0 15 104 130 0 +173.6 ± 33.49
386311 ncm-dbt-03 588472 500 194 61 245 +94.69 ± 14.69 0 14 94 137 5 +196.45 ± 35.33
386310 ncm-dbt-02 587579 500 194 81 225 +79.9 ± 13.62 0 13 112 124 1 +167.53 ± 32.08
386309 ncm-dbt-04 572477 500 199 66 235 +94.69 ± 12.97 0 7 104 138 1 +204.07 ± 33.17
386308 ncm-dbt-01 584201 500 203 84 213 +84.3 ± 13.27 0 10 112 127 1 +178.11 ± 31.94
386307 ncm-dbt-05 583782 500 192 58 250 +95.44 ± 12.98 0 6 106 136 2 +204.07 ± 32.73
386306 ncm-dbt-03 587579 500 190 84 226 +74.79 ± 14.49 0 21 102 127 0 +157.24 ± 33.88
386305 ncm-dbt-04 571953 500 194 69 237 +88.74 ± 15.69 2 18 86 141 3 +189.0 ± 36.81
386304 ncm-dbt-02 586901 500 190 64 246 +89.48 ± 13.53 0 10 106 132 2 +189.0 ± 32.98
386303 ncm-dbt-01 584285 500 196 75 229 +85.78 ± 14.22 0 16 98 135 1 +181.7 ± 34.58
386302 ncm-dbt-05 582652 500 185 65 250 +85.04 ± 13.75 0 12 108 128 2 +178.11 ± 32.72
386301 ncm-dbt-02 583614 500 198 71 231 +90.22 ± 13.55 0 11 102 136 1 +192.71 ± 33.75
386300 ncm-dbt-04 570549 500 182 63 255 +84.3 ± 13.11 0 8 117 123 2 +176.33 ± 30.99
386299 ncm-dbt-03 587155 500 193 72 235 +85.78 ± 13.77 0 14 101 135 0 +183.51 ± 34.01
386298 ncm-dbt-01 585084 500 186 69 245 +82.83 ± 14.0 0 15 104 130 1 +174.55 ± 33.5
386297 ncm-dbt-05 583824 500 196 90 214 +74.79 ± 13.76 1 11 121 115 2 +155.54 ± 30.59
386296 ncm-dbt-04 568395 500 203 53 244 +107.54 ± 14.37 0 13 77 157 3 +234.38 ± 39.07
386295 ncm-dbt-02 584916 500 198 77 225 +85.78 ± 13.92 0 11 111 124 4 +176.33 ± 32.16
386294 ncm-dbt-01 583572 500 185 59 256 +89.48 ± 13.22 0 8 110 130 2 +189.0 ± 32.17
386293 ncm-dbt-03 587409 500 188 58 254 +92.45 ± 13.9 0 12 98 138 2 +196.45 ± 34.53
386292 ncm-dbt-02 585801 500 190 62 248 +90.96 ± 13.72 0 11 102 135 2 +192.71 ± 33.75
386291 ncm-dbt-03 588260 500 190 65 245 +88.74 ± 14.13 0 13 102 132 3 +185.33 ± 33.81
386290 ncm-dbt-05 584664 500 188 73 239 +81.36 ± 13.35 0 10 117 121 2 +169.27 ± 31.12
386289 ncm-dbt-04 570669 500 184 81 235 +72.61 ± 14.97 1 21 103 124 1 +152.18 ± 33.71
386288 ncm-dbt-01 585211 500 183 70 247 +79.9 ± 14.21 0 18 101 131 0 +169.27 ± 34.05
386287 ncm-dbt-04 570869 500 188 69 243 +84.31 ± 14.03 0 16 99 135 0 +179.9 ± 34.4
386286 ncm-dbt-03 585464 500 195 72 233 +87.26 ± 13.33 0 10 108 131 1 +185.33 ± 32.63
386285 ncm-dbt-02 586901 500 196 72 232 +88.0 ± 13.66 0 13 100 137 0 +189.0 ± 34.18
386284 ncm-dbt-05 587494 500 197 77 226 +85.04 ± 13.9 0 11 112 123 4 +174.55 ± 32.0
386283 ncm-dbt-01 582235 500 201 63 236 +98.44 ± 13.01 0 8 96 146 0 +215.85 ± 34.78
386282 ncm-dbt-04 569350 500 176 67 257 +76.97 ± 14.27 0 18 106 125 1 +160.64 ± 33.2
386281 ncm-dbt-05 585928 500 192 72 236 +85.04 ± 14.63 0 18 96 134 2 +178.11 ± 34.94
386280 ncm-dbt-03 587409 500 189 67 244 +86.52 ± 14.38 0 15 101 131 3 +179.9 ± 34.03
386279 ncm-dbt-01 584790 500 196 76 228 +85.04 ± 14.35 0 13 109 123 5 +172.78 ± 32.58
386278 ncm-dbt-02 591125 500 201 69 230 +93.95 ± 13.29 0 7 107 133 3 +198.34 ± 32.63
386277 ncm-dbt-01 586308 500 200 74 226 +89.48 ± 13.69 0 11 104 133 2 +189.0 ± 33.39
386276 ncm-dbt-05 590396 500 198 73 229 +88.74 ± 13.98 0 13 101 134 2 +187.16 ± 33.99
386275 ncm-dbt-04 576292 500 184 75 241 +76.97 ± 13.38 0 12 118 119 1 +160.64 ± 31.07
386274 ncm-dbt-03 589710 500 189 66 245 +87.26 ± 13.33 0 11 105 134 0 +187.16 ± 33.21
386273 ncm-dbt-02 591168 500 185 76 239 +76.97 ± 13.38 0 12 118 119 1 +160.64 ± 31.07

Commit

Commit ID 43e100ae06376d63461005422f26e5517db07c6d
Author Nonlinear2
Date 2024-11-13 19:35:02 UTC
Use cutnode as TT Cutoff Condition At low enough depths, fail high with TT only when expected cutnode. Passed STC: https://tests.stockfishchess.org/tests/view/6726357b86d5ee47d953da8c LLR: 2.93 (-2.94,2.94) <0.00,2.00> Total: 41184 W: 10873 L: 10551 D: 19760 Ptnml(0-2): 131, 4728, 10554, 5046, 133 Passed LTC: https://tests.stockfishchess.org/tests/view/6727326a86d5ee47d953db30 LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 270888 W: 69040 L: 68243 D: 133605 Ptnml(0-2): 180, 29385, 75485, 30246, 148 closes https://github.com/official-stockfish/Stockfish/pull/5670 Bench: 805776
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