Dev Builds » 20211213-0617

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 7. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games Wins Losses Draws Elo
ncm-et-3 11:09:56 1956202 3344 2873 5 466 +446.25 +/- 15.78
ncm-et-4 11:10:14 1953349 3311 2891 9 411 +463.78 +/- 16.83
ncm-et-9 11:10:24 1962865 3363 2882 0 481 +445.35 +/- 15.51
ncm-et-10 11:10:31 1955483 3314 2869 5 440 +455.05 +/- 16.25
ncm-et-13 11:10:31 1962316 3361 2896 7 458 +448.78 +/- 15.93
ncm-et-15 11:10:23 1951267 3307 2836 6 465 +443.78 +/- 15.8
20000 17247 32 2721 +450.36 +/- 6.52

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
155210 ncm-et-15 2021-12-13 22:20 01:01:38 1961230 307 265 0 42 +453.65 +/- 53.75
155209 ncm-et-10 2021-12-13 22:18 01:03:23 1949797 314 259 1 54 +403.68 +/- 47.11
155208 ncm-et-4 2021-12-13 22:18 01:03:08 1963999 311 271 1 39 +460.56 +/- 56.05
155207 ncm-et-3 2021-12-13 22:11 01:09:54 1932867 344 297 1 46 +449.98 +/- 51.35
155206 ncm-et-9 2021-12-13 22:10 01:11:49 1964767 363 316 0 47 +463.9 +/- 50.69
155205 ncm-et-13 2021-12-13 22:09 01:12:57 1956807 361 314 0 47 +462.87 +/- 50.69
155204 ncm-et-10 2021-12-13 20:39 01:39:01 1972208 500 423 1 76 +429.05 +/- 39.52
155203 ncm-et-4 2021-12-13 20:38 01:39:24 1969862 500 432 0 68 +454.76 +/- 41.82
155202 ncm-et-15 2021-12-13 20:38 01:41:48 1938157 500 428 0 72 +444.08 +/- 40.59
155201 ncm-et-3 2021-12-13 20:32 01:38:34 1962779 500 422 0 78 +429.05 +/- 38.92
155200 ncm-et-13 2021-12-13 20:29 01:38:43 1963703 500 424 1 75 +431.48 +/- 39.8
155199 ncm-et-9 2021-12-13 20:27 01:41:45 1957399 500 425 0 75 +436.43 +/- 39.73
155198 ncm-et-10 2021-12-13 18:57 01:41:11 1956388 500 429 0 71 +446.7 +/- 40.89
155197 ncm-et-15 2021-12-13 18:56 01:41:14 1956943 500 435 0 65 +463.15 +/- 42.83
155196 ncm-et-4 2021-12-13 18:55 01:42:54 1903342 500 449 1 50 +504.32 +/- 49.24
155195 ncm-et-3 2021-12-13 18:50 01:41:11 1953288 500 436 1 63 +463.16 +/- 43.6
155194 ncm-et-13 2021-12-13 18:49 01:39:26 1961395 500 429 1 70 +444.09 +/- 41.26
155193 ncm-et-9 2021-12-13 18:48 01:39:03 1961690 500 423 0 77 +431.48 +/- 39.18
155192 ncm-et-10 2021-12-13 17:14 01:42:25 1950569 500 450 0 50 +511.49 +/- 49.18
155191 ncm-et-4 2021-12-13 17:13 01:41:04 1958469 500 434 2 64 +454.76 +/- 43.27
155190 ncm-et-15 2021-12-13 17:12 01:42:52 1952981 500 434 0 66 +460.32 +/- 42.48
155189 ncm-et-13 2021-12-13 17:09 01:39:33 1966152 500 424 2 74 +429.05 +/- 40.11
155188 ncm-et-3 2021-12-13 17:09 01:41:07 1957717 500 430 1 69 +446.7 +/- 41.57
155187 ncm-et-9 2021-12-13 17:07 01:39:55 1961843 500 419 0 81 +421.93 +/- 38.15
155186 ncm-et-10 2021-12-13 15:32 01:40:51 1949634 500 445 0 55 +494.02 +/- 46.77
155185 ncm-et-15 2021-12-13 15:31 01:40:55 1954210 500 428 0 72 +444.08 +/- 40.59
155184 ncm-et-4 2021-12-13 15:30 01:41:54 1952531 500 438 0 62 +471.92 +/- 43.9
155183 ncm-et-13 2021-12-13 15:29 01:39:53 1960775 500 430 1 69 +446.7 +/- 41.57
155182 ncm-et-3 2021-12-13 15:27 01:40:28 1961387 500 428 1 71 +441.5 +/- 40.95
155181 ncm-et-9 2021-12-13 15:27 01:39:48 1960931 500 438 0 62 +471.92 +/- 43.9
155180 ncm-et-10 2021-12-13 13:49 01:42:18 1955115 500 433 2 65 +452.04 +/- 42.92
155179 ncm-et-15 2021-12-13 13:49 01:41:11 1940234 500 429 2 69 +441.5 +/- 41.61
155178 ncm-et-4 2021-12-13 13:48 01:41:36 1958012 500 427 3 70 +433.94 +/- 41.3
155177 ncm-et-13 2021-12-13 13:48 01:39:58 1960461 500 431 2 67 +446.7 +/- 42.25
155176 ncm-et-9 2021-12-13 13:48 01:38:27 1972654 500 432 0 68 +454.76 +/- 41.82
155175 ncm-et-3 2021-12-13 13:48 01:39:15 1963226 500 431 0 69 +452.04 +/- 41.5
155174 ncm-et-3 2021-12-13 12:07 01:39:27 1962152 500 429 1 70 +444.09 +/- 41.26
155173 ncm-et-13 2021-12-13 12:07 01:40:01 1966922 500 444 0 56 +490.71 +/- 46.32
155172 ncm-et-9 2021-12-13 12:07 01:39:37 1960771 500 429 0 71 +446.7 +/- 40.89
155171 ncm-et-15 2021-12-13 12:07 01:40:45 1955117 500 417 4 79 +408.38 +/- 38.79
155170 ncm-et-10 2021-12-13 12:07 01:41:22 1954672 500 430 1 69 +446.7 +/- 41.57
155169 ncm-et-4 2021-12-13 12:07 01:40:14 1967232 500 440 2 58 +471.92 +/- 45.55

Commit

Commit ID ea1ddb6aef8bb6ee3056988af7cfd32b2f52f960
Author Joost VandeVondele
Date 2021-12-13 06:17:25 UTC
Update default net to nn-d93927199b3d.nnue Using the same dataset as before but slightly reduced initial LR as in https://github.com/vondele/nnue-pytorch/tree/tweakLR1 passed STC: LLR: 2.94 (-2.94,2.94) <0.00,2.50> Total: 51368 W: 13492 L: 13191 D: 24685 Ptnml(0-2): 168, 5767, 13526, 6042, 181 https://tests.stockfishchess.org/tests/view/61b61f43dffbe89a3580b529 passed LTC: LLR: 2.94 (-2.94,2.94) <0.50,3.00> Total: 45128 W: 11763 L: 11469 D: 21896 Ptnml(0-2): 24, 4583, 13063, 4863, 31 https://tests.stockfishchess.org/tests/view/61b6612edffbe89a3580c447 closes https://github.com/official-stockfish/Stockfish/pull/3848 Bench: 5121336
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