Dev Builds » 20230813-0940

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 09:57:25 1195706 3336 1416 313 1607 +119.36 ± 5.37 0 50 503 1077 38 +262.53 ± 15.2
ncm-dbt-02 09:52:24 1195836 3308 1408 281 1619 +123.3 ± 5.44 3 33 503 1064 51 +270.79 ± 15.18
ncm-dbt-03 09:56:59 1245109 3354 1407 295 1652 +119.71 ± 5.42 0 48 516 1066 47 +260.53 ± 15.0
ncm-dbt-04 09:57:08 1234383 3344 1384 321 1639 +114.41 ± 5.3 1 48 539 1055 29 +251.34 ± 14.67
ncm-dbt-05 09:53:34 1230761 3326 1412 268 1646 +124.58 ± 5.37 3 38 476 1104 42 +278.21 ± 15.63
ncm-dbt-06 09:57:01 1232687 3332 1432 295 1605 +123.51 ± 5.23 0 38 490 1101 37 +275.61 ± 15.39
20000 8459 1773 9768 +120.79 ± 2.19 7 255 3027 6467 244 +266.32 ± 6.19

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
200176 ncm-dbt-02 1193352 308 124 26 158 +114.52 ± 17.7 0 4 52 94 4 +246.52 ± 47.71
200175 ncm-dbt-05 1238573 326 135 24 167 +123.21 ± 16.29 0 3 49 108 3 +277.04 ± 49.27
200174 ncm-dbt-01 1201572 336 141 36 159 +112.33 ± 16.11 0 5 54 108 1 +251.36 ± 46.9
200173 ncm-dbt-06 1256746 332 156 29 147 +140.02 ± 16.64 0 2 42 115 7 +317.44 ± 53.51
200172 ncm-dbt-04 1243037 344 133 34 177 +102.89 ± 15.28 0 4 65 103 0 +227.86 ± 42.28
200171 ncm-dbt-03 1233831 354 155 31 168 +127.08 ± 15.69 0 1 57 113 6 +279.59 ± 45.11
200170 ncm-dbt-02 1200584 500 208 46 246 +116.78 ± 14.21 1 7 76 161 5 +258.75 ± 39.42
200169 ncm-dbt-05 1230219 500 216 41 243 +126.97 ± 14.11 1 4 72 165 8 +282.94 ± 40.5
200168 ncm-dbt-01 1190483 500 220 48 232 +124.6 ± 14.96 0 12 62 168 8 +273.0 ± 43.39
200167 ncm-dbt-06 1229286 500 216 42 242 +126.17 ± 14.62 0 9 67 165 9 +275.45 ± 42.01
200166 ncm-dbt-04 1232074 500 214 47 239 +120.67 ± 13.32 0 7 72 168 3 +273.0 ± 40.54
200165 ncm-dbt-03 1240322 500 213 42 245 +123.81 ± 14.81 0 10 68 163 9 +268.17 ± 41.66
200164 ncm-dbt-02 1192657 500 224 45 231 +130.14 ± 12.97 0 4 68 173 5 +298.62 ± 41.71
200163 ncm-dbt-05 1244653 500 215 43 242 +124.6 ± 15.12 1 10 63 168 8 +275.45 ± 43.16
200162 ncm-dbt-06 1230997 500 214 38 248 +127.76 ± 12.45 0 3 71 173 3 +295.94 ± 40.69
200161 ncm-dbt-01 1187976 500 215 51 234 +118.33 ± 13.17 0 4 83 158 5 +261.07 ± 37.44
200160 ncm-dbt-04 1241007 500 209 37 254 +124.6 ± 12.9 0 4 74 168 4 +282.94 ± 39.86
200159 ncm-dbt-03 1233251 500 218 31 251 +136.56 ± 13.36 0 4 63 175 8 +312.48 ± 43.44
200158 ncm-dbt-02 1198371 500 212 43 245 +122.24 ± 13.83 0 2 88 149 11 +258.75 ± 36.04
200157 ncm-dbt-05 1214391 500 209 42 249 +120.67 ± 13.67 0 8 71 167 4 +270.57 ± 40.83
200156 ncm-dbt-06 1228277 500 210 52 238 +113.68 ± 13.55 0 6 85 154 5 +247.41 ± 37.09
200155 ncm-dbt-01 1189636 500 211 52 237 +114.45 ± 14.53 0 10 78 155 7 +245.2 ± 38.89
200154 ncm-dbt-04 1233943 500 205 53 242 +109.07 ± 14.21 0 7 92 143 8 +228.08 ± 35.56
200153 ncm-dbt-03 1254227 500 201 50 249 +108.3 ± 14.68 0 12 81 151 6 +230.16 ± 38.13
200152 ncm-dbt-02 1195682 500 199 34 267 +119.11 ± 14.36 0 7 80 154 9 +254.16 ± 38.36
200151 ncm-dbt-05 1231604 500 209 34 257 +126.97 ± 13.22 0 5 70 170 5 +288.06 ± 41.11
200150 ncm-dbt-01 1204040 500 210 41 249 +122.24 ± 12.94 0 4 77 165 4 +275.45 ± 39.01
200149 ncm-dbt-03 1255124 500 204 44 252 +115.22 ± 14.05 0 8 80 156 6 +249.64 ± 38.38
200148 ncm-dbt-06 1222978 500 212 52 236 +115.22 ± 13.72 0 8 78 160 4 +254.16 ± 38.89
200147 ncm-dbt-04 1261021 500 214 54 232 +115.22 ± 15.16 0 12 75 154 9 +243.0 ± 39.61
200146 ncm-dbt-02 1195371 500 221 43 236 +129.35 ± 14.07 0 5 72 163 10 +282.94 ± 40.5
200145 ncm-dbt-01 1196667 500 215 40 245 +126.97 ± 14.45 0 8 68 165 9 +277.93 ± 41.74
200144 ncm-dbt-05 1215549 500 206 45 249 +116.0 ± 14.04 1 5 82 156 6 +254.16 ± 37.82
200143 ncm-dbt-03 1239771 500 202 50 248 +109.07 ± 14.05 0 9 85 151 5 +234.38 ± 37.19
200142 ncm-dbt-06 1222640 500 210 43 247 +120.67 ± 13.84 0 6 78 159 7 +263.42 ± 38.85
200141 ncm-dbt-04 1201416 500 200 47 253 +109.83 ± 13.4 0 7 86 154 3 +240.82 ± 36.9
200140 ncm-dbt-02 1194836 500 220 44 236 +127.76 ± 14.44 2 4 67 170 7 +290.66 ± 42.08
200139 ncm-dbt-05 1240343 500 222 39 239 +133.34 ± 13.26 0 3 69 170 8 +301.33 ± 41.33
200138 ncm-dbt-06 1237891 500 214 39 247 +126.97 ± 12.47 0 4 69 175 2 +295.94 ± 41.39
200137 ncm-dbt-04 1228184 500 209 49 242 +115.23 ± 13.72 1 7 75 165 2 +261.07 ± 39.69
200136 ncm-dbt-03 1259242 500 214 47 239 +120.67 ± 13.5 0 4 82 157 7 +263.42 ± 37.69
200135 ncm-dbt-01 1199574 500 204 45 251 +114.45 ± 13.55 0 7 81 158 4 +251.89 ± 38.11

Commit

Commit ID 222f3ea55bab2414c4c260391ffd14dabc1684df
Author cj5716
Date 2023-08-13 09:40:35 UTC
Simplify a depth condition As the negative extension term has sensitive scaling, it would make more sense to allow more negative extension also at lower depth, and not just a region between low and high depth. Passed STC: LLR: 2.96 (-2.94,2.94) <-1.75,0.25> Total: 124096 W: 31611 L: 31485 D: 61000 Ptnml(0-2): 422, 14437, 32205, 14561, 423 https://tests.stockfishchess.org/tests/view/64d205d75b17f7c21c0dea82 Passed LTC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 387882 W: 97840 L: 97993 D: 192049 Ptnml(0-2): 198, 42004, 109668, 41895, 176 https://tests.stockfishchess.org/tests/view/64d333f85b17f7c21c0e06c6 closes https://github.com/official-stockfish/Stockfish/pull/4743 Bench: 1542357
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