Dev Builds » 20211209-1950

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 10:29:11 1329298 3508 1208 569 1731 +64.0 ± 5.62 2 158 817 753 24 +127.67 ± 11.89
ncm-dbt-02 09:32:42 1285168 3212 1091 491 1630 +65.67 ± 5.78 3 130 756 698 19 +132.4 ± 12.35
ncm-dbt-03 09:26:55 1230456 3158 1080 485 1593 +66.25 ± 5.85 2 137 718 708 14 +134.64 ± 12.7
ncm-dbt-04 09:26:20 1224439 3170 1089 465 1616 +69.3 ± 6.05 2 150 676 736 21 +139.69 ± 13.1
ncm-dbt-05 10:23:24 1345053 3452 1221 522 1709 +71.34 ± 5.71 3 145 751 804 23 +144.47 ± 12.43
ncm-dbt-06 10:29:22 1345533 3500 1183 525 1792 +66.1 ± 5.69 3 156 798 766 27 +131.86 ± 12.04
20000 6872 3057 10071 +67.1 ± 2.36 15 876 4516 4465 128 +135.03 ± 5.06

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
184352 ncm-dbt-05 1228859 144 48 20 76 +68.43 ± 26.58 0 6 32 34 0 +142.62 ± 61.02 ↓
184351 ncm-dbt-02 1237154 156 52 18 86 +76.95 ± 25.64 0 4 38 34 2 +151.45 ± 55.1 ↓
184350 ncm-dbt-03 1219898 158 51 25 82 +57.69 ± 24.08 0 4 47 26 2 +108.99 ± 47.58 ↓
184349 ncm-dbt-04 1219575 170 61 26 83 +72.56 ± 25.35 0 6 40 37 2 +142.35 ± 54.15 ↓
184348 ncm-dbt-06 1223743 182 58 25 99 +63.7 ± 24.22 0 9 40 42 0 +132.0 ± 54.45 ↓
184347 ncm-dbt-01 1228181 190 67 35 88 +59.07 ± 23.72 0 8 49 36 2 +113.6 ± 48.53 ↓
184346 ncm-dbt-05 1244916 500 188 82 230 +74.79 ± 14.76 1 18 107 122 2 +155.54 ± 33.04 ↓
184345 ncm-dbt-03 1225967 500 179 86 235 +65.38 ± 14.28 1 18 119 111 1 +135.76 ± 31.16 ↓
184344 ncm-dbt-02 1235282 500 163 88 249 +52.51 ± 14.66 0 25 129 92 4 +101.46 ± 29.84 ↓
184343 ncm-dbt-04 1234001 500 187 81 232 +74.79 ± 15.17 0 24 98 126 2 +153.86 ± 34.52 ↓
184342 ncm-dbt-06 1255335 500 163 81 256 +57.5 ± 15.16 0 27 118 101 4 +112.14 ± 31.42 ↓
184341 ncm-dbt-01 1212243 500 169 78 253 +63.95 ± 15.04 2 20 115 111 2 +132.54 ± 31.82 ↓
184340 ncm-dbt-05 1216746 500 167 90 243 +53.93 ± 15.37 1 26 123 95 5 +104.49 ± 30.71 ↓
184339 ncm-dbt-03 1231082 500 177 86 237 +63.94 ± 13.8 0 15 133 98 4 +126.18 ± 28.95 ↓
184338 ncm-dbt-02 1229363 500 183 77 240 +74.79 ± 15.17 0 23 101 123 3 +152.18 ± 34.03 ↓
184337 ncm-dbt-04 1215298 500 175 66 259 +76.97 ± 14.41 0 17 110 120 3 +157.24 ± 32.52 ↓
184336 ncm-dbt-06 1218626 500 172 78 250 +66.1 ± 14.86 0 20 122 102 6 +127.76 ± 30.73 ↓
184335 ncm-dbt-01 1177157 500 178 82 240 +67.54 ± 15.05 0 21 118 105 6 +130.94 ± 31.35 ↓
184334 ncm-dbt-05 1239030 500 186 75 239 +78.43 ± 15.02 0 19 106 120 5 +157.24 ± 33.21 ↓
184333 ncm-dbt-02 1230708 500 170 69 261 +71.16 ± 13.49 0 14 122 113 1 +147.19 ± 30.53 ↓
184332 ncm-dbt-03 1237953 500 154 69 277 +59.64 ± 15.12 0 28 111 109 2 +119.89 ± 32.44 ↓
184331 ncm-dbt-04 1229758 500 167 63 270 +73.33 ± 15.13 0 23 103 121 3 +148.85 ± 33.7 ↓
184330 ncm-dbt-06 1220031 500 166 76 258 +63.23 ± 14.34 0 21 120 107 2 +127.76 ± 31.05 ↓
184329 ncm-dbt-01 1224922 500 180 84 236 +67.54 ± 15.58 0 26 107 112 5 +132.54 ± 33.05 ↓
184328 ncm-dbt-05 1230109 500 189 63 248 +89.48 ± 14.88 0 18 91 138 3 +187.16 ± 35.88 ↓
184327 ncm-dbt-02 1231814 500 173 72 255 +71.16 ± 14.78 1 19 110 118 2 +147.19 ± 32.57 ↓
184326 ncm-dbt-03 1235213 500 177 76 247 +71.16 ± 15.18 0 24 104 119 3 +143.89 ± 33.53 ↓
184325 ncm-dbt-04 1240620 500 157 76 267 +56.78 ± 15.38 0 28 118 99 5 +109.07 ± 31.43 ↓
184324 ncm-dbt-01 1187308 500 179 68 253 +78.43 ± 15.02 0 19 106 120 5 +157.24 ± 33.21 ↓
184323 ncm-dbt-06 1237690 500 167 72 261 +66.82 ± 14.89 0 24 109 115 2 +135.76 ± 32.75 ↓
184322 ncm-dbt-05 1239423 500 166 71 263 +66.82 ± 15.42 0 27 104 116 3 +134.15 ± 33.51 ↓
184321 ncm-dbt-02 1238920 500 161 82 257 +55.36 ± 15.06 1 24 124 97 4 +109.07 ± 30.54 ↓
184320 ncm-dbt-03 1224115 500 168 69 263 +69.71 ± 15.26 1 25 98 126 0 +147.19 ± 34.48 ↓
184319 ncm-dbt-04 1232813 500 173 76 251 +68.27 ± 14.94 1 21 110 116 2 +140.62 ± 32.58 ↓
184318 ncm-dbt-01 1205084 500 167 87 246 +56.07 ± 14.56 0 25 122 101 2 +112.14 ± 30.83 ↓
184317 ncm-dbt-06 1223259 500 175 76 249 +69.71 ± 15.66 2 21 107 116 4 +142.26 ± 33.06 ↓
184316 ncm-dbt-05 1231704 500 171 66 263 +74.06 ± 14.6 1 17 110 120 2 +153.86 ± 32.54 ↓
184315 ncm-dbt-02 1243189 500 171 77 252 +66.1 ± 14.86 1 20 116 110 3 +134.15 ± 31.65 ↓
184314 ncm-dbt-04 1199011 500 169 77 254 +64.66 ± 16.34 1 31 97 117 4 +129.35 ± 34.51 ↓
184313 ncm-dbt-06 1245299 500 164 72 264 +64.66 ± 15.07 0 23 117 105 5 +126.18 ± 31.53 ↓
184312 ncm-dbt-03 1238968 500 174 74 252 +70.43 ± 14.89 0 23 106 119 2 +143.89 ± 33.22 ↓
184311 ncm-dbt-01 1229636 500 158 81 261 +53.93 ± 13.91 0 23 127 100 0 +110.6 ± 30.08 ↓
172755 ncm-dbt-02 1460791 6 2 2 2 0.0 ± 11.34 0 0 3 0 0 -0.0 ± 10.15 ↓
172754 ncm-dbt-05 1457219 8 3 1 4 +88.62 ± 93.84 0 0 2 2 0 +190.67 ± 458.56 ↓
172753 ncm-dbt-06 1460789 18 8 5 5 +58.44 ± 79.35 0 1 4 4 0 +120.41 ± 194.59 ↓
172752 ncm-dbt-01 1452783 18 6 2 10 +78.5 ± 83.65 0 1 3 5 0 +165.99 ± 249.17 ↓
172751 ncm-dbt-02 1459299 50 16 6 28 +70.43 ± 40.35 0 1 13 11 0 +147.19 ± 95.14 ↓
172750 ncm-dbt-05 1457220 50 18 9 23 +63.22 ± 44.25 0 2 12 11 0 +130.94 ± 101.68 ↓
172749 ncm-dbt-06 1458853 50 19 8 23 +77.72 ± 61.73 1 3 5 16 0 +181.7 ± 147.41 ↓
172748 ncm-dbt-01 1456481 50 15 7 28 +56.07 ± 38.31 0 1 15 9 0 +115.23 ± 84.94 ↓
172747 ncm-dbt-06 1458259 50 20 6 24 +99.92 ± 47.48 0 0 13 10 2 +181.68 ± 91.94 ↓
172746 ncm-dbt-05 1456183 50 17 10 23 +48.96 ± 46.46 0 3 12 10 0 +99.95 ± 101.68 ↓
172745 ncm-dbt-01 1452361 50 15 13 22 +13.89 ± 61.4 0 8 8 8 1 +13.9 ± 116.56 ↓
172744 ncm-dbt-06 1459300 50 20 4 26 +115.2 ± 36.62 0 0 9 16 0 +263.38 ± 120.78 ↓
172743 ncm-dbt-01 1446619 50 23 7 20 +115.19 ± 42.56 0 0 10 14 1 +240.79 ± 111.83 ↓
172742 ncm-dbt-05 1457966 50 17 6 27 +77.68 ± 41.12 0 0 15 9 1 +147.17 ± 81.61 ↓
172735 ncm-dbt-06 1461093 50 17 7 26 +70.43 ± 53.56 0 4 7 14 0 +147.19 ± 129.82 ↓
172734 ncm-dbt-05 1456187 50 14 12 24 +13.9 ± 47.24 0 5 13 7 0 +27.85 ± 96.81 ↓
172733 ncm-dbt-01 1451022 50 16 5 29 +77.7 ± 45.94 0 2 10 13 0 +164.07 ± 113.84 ↓
172732 ncm-dbt-06 1459901 50 14 8 28 +41.89 ± 35.54 0 1 17 7 0 +85.04 ± 75.39 ↓
172731 ncm-dbt-05 1457221 50 22 9 19 +92.43 ± 47.1 0 0 14 9 2 +164.04 ± 86.61 ↓
172730 ncm-dbt-01 1442243 50 19 10 21 +63.22 ± 39.41 0 1 14 10 0 +130.94 ± 89.9 ↓
172729 ncm-dbt-05 1457964 50 15 8 27 +48.96 ± 50.55 0 4 10 11 0 +99.95 ± 111.26 ↓
172728 ncm-dbt-06 1455293 50 20 7 23 +92.44 ± 55.7 0 2 10 11 2 +164.07 ± 113.84 ↓
172727 ncm-dbt-01 1444136 50 16 10 24 +41.89 ± 45.18 0 3 13 9 0 +85.04 ± 96.78 ↓

Commit

Commit ID 8e8234593190804babd36b8a8862e2bb1fc65bb7
Author Michael Chaly
Date 2021-12-09 19:50:00 UTC
Adjust singular extension depth restriction This patch is a modification of original idea by lonfom169 which had a good yellow run - do singular extension search with depth threshold 6 unless this is a PvNode with is a part of a PV line - for them set threshold to 8 instead. Passed STC https://tests.stockfishchess.org/tests/view/61b1080406b4c2dcb1b1128c LLR: 2.95 (-2.94,2.94) <0.00,2.50> Total: 84352 W: 21917 L: 21555 D: 40880 Ptnml(0-2): 288, 9524, 22185, 9896, 283 Passed LTC https://tests.stockfishchess.org/tests/view/61b1860a06b4c2dcb1b134a1 LLR: 2.95 (-2.94,2.94) <0.50,3.00> Total: 63520 W: 16575 L: 16237 D: 30708 Ptnml(0-2): 27, 6519, 18350, 6817, 47 https://github.com/official-stockfish/Stockfish/pull/3840 bench 4729473
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