Dev Builds » 20221030-1519

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

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 10:01:53 1289489 3330 1359 374 1597 +105.93 ± 5.55 0 69 579 980 37 +224.65 ± 14.16
ncm-dbt-02 09:56:54 1289814 3306 1322 354 1630 +104.8 ± 5.51 0 72 567 988 26 +224.91 ± 14.31
ncm-dbt-03 10:00:47 1308343 3334 1291 375 1668 +97.97 ± 5.57 0 81 619 937 30 +205.76 ± 13.69
ncm-dbt-04 10:02:47 1307737 3354 1336 390 1628 +100.72 ± 5.59 2 79 597 969 30 +213.56 ± 13.95
ncm-dbt-05 09:57:52 1315418 3316 1312 375 1629 +100.92 ± 5.54 0 87 564 990 17 +217.29 ± 14.35
ncm-dbt-06 10:02:26 1311233 3360 1368 425 1567 +100.2 ± 5.63 0 81 615 944 40 +208.68 ± 13.74
20000 7988 2293 9719 +101.74 ± 2.27 2 469 3541 5808 180 +215.7 ± 5.72

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
202496 ncm-dbt-05 1263428 144 54 21 69 +81.05 ± 29.13 0 7 26 38 1 +165.99 ± 67.79 ↓
202495 ncm-dbt-02 1193305 154 64 14 76 +117.03 ± 26.93 0 4 21 50 2 +253.8 ± 76.46 ↓
202494 ncm-dbt-03 1212011 166 64 22 80 +89.85 ± 22.71 0 3 35 45 0 +193.65 ± 57.97 ↓
202493 ncm-dbt-01 1206627 166 64 16 86 +103.41 ± 25.48 0 3 32 45 3 +210.97 ± 61.1 ↓
202492 ncm-dbt-06 1231577 186 82 25 79 +110.0 ± 27.5 0 7 27 54 5 +219.43 ± 66.26 ↓
202491 ncm-dbt-04 1247354 184 72 23 89 +94.8 ± 24.9 0 5 36 48 3 +190.85 ± 57.61 ↓
202490 ncm-dbt-05 1214448 500 208 53 239 +111.37 ± 12.87 0 5 87 156 2 +247.41 ± 36.56 ↓
202489 ncm-dbt-02 1195547 500 203 62 235 +100.7 ± 13.69 0 8 97 141 4 +213.85 ± 34.58 ↓
202488 ncm-dbt-03 1228399 500 203 55 242 +106.01 ± 15.12 0 10 93 136 11 +213.85 ± 35.47 ↓
202487 ncm-dbt-01 1233695 500 200 56 244 +102.97 ± 14.34 0 9 95 139 7 +213.85 ± 35.03 ↓
202486 ncm-dbt-04 1212982 500 186 49 265 +97.69 ± 14.43 1 10 94 141 4 +207.95 ± 35.29 ↓
202485 ncm-dbt-06 1224834 500 201 69 230 +93.95 ± 13.92 0 10 102 134 4 +196.45 ± 33.71 ↓
202484 ncm-dbt-05 1241820 500 191 55 254 +96.94 ± 14.42 0 15 86 147 2 +207.95 ± 36.95 ↓
202483 ncm-dbt-02 1199554 500 200 55 245 +103.73 ± 13.55 0 7 95 144 4 +221.9 ± 34.93 ↓
202482 ncm-dbt-03 1223973 500 196 56 248 +99.95 ± 14.31 0 14 84 150 2 +215.85 ± 37.4 ↓
202481 ncm-dbt-01 1179413 500 203 57 240 +104.49 ± 15.1 0 13 86 143 8 +215.85 ± 36.98 ↓
202480 ncm-dbt-04 1237560 500 203 59 238 +102.97 ± 13.71 0 8 94 144 4 +219.87 ± 35.19 ↓
202479 ncm-dbt-06 1215167 500 195 68 237 +90.22 ± 14.46 0 14 99 133 4 +187.16 ± 34.38 ↓
202478 ncm-dbt-02 1200803 500 193 54 253 +99.2 ± 14.3 0 11 94 140 5 +207.95 ± 35.29 ↓
202477 ncm-dbt-03 1218927 500 196 54 250 +101.46 ± 14.78 0 13 88 143 6 +211.87 ± 36.55 ↓
202476 ncm-dbt-05 1217794 500 189 45 266 +102.97 ± 14.94 0 16 78 152 4 +219.87 ± 38.7 ↓
202475 ncm-dbt-01 1194535 500 208 65 227 +102.22 ± 14.02 0 11 88 148 3 +219.87 ± 36.54 ↓
202474 ncm-dbt-06 1235480 500 199 66 235 +94.69 ± 14.69 0 13 97 134 6 +194.57 ± 34.74 ↓
202473 ncm-dbt-04 1243704 500 197 50 253 +105.25 ± 13.56 0 10 84 155 1 +232.26 ± 37.43 ↓
202472 ncm-dbt-02 1192548 500 201 54 245 +105.25 ± 14.66 0 14 79 153 4 +226.0 ± 38.55 ↓
202471 ncm-dbt-05 1214809 500 199 58 243 +100.7 ± 13.69 0 10 91 147 2 +217.85 ± 35.89 ↓
202470 ncm-dbt-03 1228565 500 193 64 243 +91.71 ± 15.06 0 16 95 133 6 +187.16 ± 35.14 ↓
202469 ncm-dbt-01 1191680 500 191 52 257 +99.2 ± 14.15 0 11 93 142 4 +209.91 ± 35.49 ↓
202468 ncm-dbt-06 1210510 500 213 58 229 +111.37 ± 15.59 0 13 80 146 11 +228.08 ± 38.34 ↓
202467 ncm-dbt-04 1230401 500 203 69 228 +95.44 ± 15.27 1 16 85 144 4 +202.15 ± 37.11 ↓
202466 ncm-dbt-02 1189705 500 213 43 244 +123.02 ± 13.82 0 8 69 168 5 +275.45 ± 41.43 ↓
202465 ncm-dbt-05 1239449 500 208 68 224 +99.95 ± 14.61 0 16 80 152 2 +215.85 ± 38.24 ↓
202464 ncm-dbt-03 1227360 500 188 50 262 +98.44 ± 13.98 0 10 96 140 4 +207.95 ± 34.86 ↓
202463 ncm-dbt-01 1200243 500 211 59 230 +109.07 ± 14.21 0 10 83 152 5 +234.38 ± 37.67 ↓
202462 ncm-dbt-04 1204584 500 199 59 242 +99.95 ± 15.05 0 15 86 143 6 +207.95 ± 36.95 ↓
202461 ncm-dbt-06 1235543 500 211 65 224 +104.49 ± 14.35 0 10 90 144 6 +219.87 ± 36.1 ↓
202460 ncm-dbt-03 1234847 500 190 54 256 +96.94 ± 13.65 0 11 93 145 1 +209.91 ± 35.49 ↓
202459 ncm-dbt-05 1250451 500 201 53 246 +106.01 ± 13.88 0 10 85 152 3 +230.16 ± 37.2 ↓
202458 ncm-dbt-02 1194965 500 189 61 250 +90.96 ± 14.62 0 18 87 144 1 +194.57 ± 36.67 ↓
202457 ncm-dbt-01 1185669 500 209 54 237 +111.37 ± 14.22 0 10 80 155 5 +240.82 ± 38.39 ↓
202456 ncm-dbt-06 1249712 500 196 57 247 +99.2 ± 14.3 0 13 88 146 3 +211.87 ± 36.55 ↓
202455 ncm-dbt-04 1210758 500 206 59 235 +105.25 ± 14.51 0 10 90 143 7 +219.87 ± 36.1 ↓
173591 ncm-dbt-02 1459451 2 1 0 1 +189.7 ± 55.98 0 0 0 1 0 +1129.65 ± 376.02 ↓
173590 ncm-dbt-01 1451921 14 7 2 5 +129.72 ± 68.06 0 0 2 5 0 +311.09 ± 530.6 ↓
173589 ncm-dbt-04 1452930 20 9 4 7 +88.69 ± 58.16 0 0 5 5 0 +190.78 ± 162.33 ↓
173588 ncm-dbt-05 1457518 22 9 3 10 +97.17 ± 55.9 0 0 5 6 0 +212.52 ± 167.4 ↓
173587 ncm-dbt-03 1450016 18 7 2 9 +99.06 ± 62.04 0 0 4 5 0 +217.54 ± 198.33 ↓
173586 ncm-dbt-06 1454849 24 11 3 10 +120.36 ± 52.76 0 0 4 8 0 +279.5 ± 218.99 ↓
173579 ncm-dbt-02 1455456 50 22 5 23 +123.0 ± 47.73 0 1 7 16 1 +263.42 ± 145.5 ↓
173578 ncm-dbt-04 1451014 50 20 8 22 +85.04 ± 46.59 0 2 9 14 0 +181.7 ± 121.14 ↓
173577 ncm-dbt-01 1451309 50 23 2 25 +155.5 ± 38.56 0 0 5 19 1 +381.63 ± 198.56 ↓
173576 ncm-dbt-03 1457813 50 15 7 28 +56.07 ± 43.2 0 2 13 10 0 +115.23 ± 96.38 ↓
173575 ncm-dbt-06 1454554 50 20 3 27 +122.99 ± 42.31 0 0 9 15 1 +263.38 ± 120.78 ↓
173574 ncm-dbt-05 1455145 50 21 6 23 +107.52 ± 56.64 0 3 5 16 1 +219.87 ± 157.08 ↓
173573 ncm-dbt-02 1452652 50 18 2 30 +115.22 ± 42.56 0 1 7 17 0 +263.42 ± 145.5 ↓
173572 ncm-dbt-01 1446325 50 23 8 19 +107.51 ± 42.62 0 0 11 13 1 +219.84 ± 104.3 ↓
173571 ncm-dbt-06 1451897 50 18 3 29 +107.52 ± 36.86 0 0 10 15 0 +240.79 ± 111.83 ↓
173570 ncm-dbt-04 1445303 50 19 5 26 +99.94 ± 42.49 0 1 9 15 0 +219.87 ± 122.63 ↓
173569 ncm-dbt-03 1458109 50 17 4 29 +92.44 ± 36.68 0 0 12 13 0 +200.21 ± 97.77 ↓
173568 ncm-dbt-05 1456924 50 14 8 28 +41.89 ± 53.17 0 5 9 11 0 +85.04 ± 115.03 ↓
173567 ncm-dbt-02 1453973 50 18 4 28 +99.93 ± 36.88 0 0 11 14 0 +219.84 ± 104.3 ↓
173566 ncm-dbt-05 1457813 50 18 5 27 +92.44 ± 36.68 0 0 12 13 0 +200.21 ± 97.77 ↓
173565 ncm-dbt-01 1442970 50 20 3 27 +123.01 ± 47.73 0 2 4 19 0 +288.06 ± 195.19 ↓
173564 ncm-dbt-06 1459449 50 22 8 20 +99.94 ± 42.49 0 1 9 15 0 +219.87 ± 122.63 ↓
173563 ncm-dbt-04 1448518 50 22 5 23 +123.0 ± 52.64 0 2 5 17 1 +263.42 ± 170.28 ↓
173562 ncm-dbt-03 1451755 50 22 7 21 +107.53 ± 47.72 0 2 6 17 0 +240.82 ± 153.02 ↓

Commit

Commit ID d09653df0d1bfec0af05ab2e8975e0d8e5cccba8
Author kurt22i
Date 2022-10-30 15:19:09 UTC
Adjust reduction less at medium depths This patch dampens the reduction increase/decrease from statScore at mid-range depths. Inspired by patterns noticed in this tune: https://tests.stockfishchess.org/tests/view/635188930e5f47a8d0ffe8f5 Passed STC: https://tests.stockfishchess.org/tests/view/63599dfd6b27ef94d9ec04af LLR: 2.95 (-2.94,2.94) <0.00,2.00> Total: 87464 W: 23519 L: 23134 D: 40811 Ptnml(0-2): 319, 9599, 23524, 9958, 332 Passed LTC: https://tests.stockfishchess.org/tests/view/635a73046b27ef94d9ec2313 LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 154792 W: 41746 L: 41214 D: 71832 Ptnml(0-2): 79, 15181, 46349, 15703, 84 closes https://github.com/official-stockfish/Stockfish/pull/4213 Bench 4271738
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