Dev Builds » 20220709-0853

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 10:04:49 1228775 3374 1343 397 1634 +100.09 ± 5.63 2 79 615 953 38 +209.62 ± 13.74
ncm-dbt-02 10:02:19 1263674 3334 1333 404 1597 +99.44 ± 5.59 1 78 611 945 32 +209.26 ± 13.78
ncm-dbt-03 10:05:21 1274780 3364 1313 406 1645 +96.05 ± 5.58 2 83 632 936 29 +201.76 ± 13.55
ncm-dbt-04 10:06:55 1258884 3370 1325 374 1671 +100.78 ± 5.73 2 94 573 983 33 +212.86 ± 14.23
ncm-dbt-05 10:05:19 1136603 3370 1309 409 1652 +95.09 ± 5.75 3 93 627 925 37 +197.37 ± 13.61
ncm-dbt-06 09:30:01 1222356 3188 1262 367 1559 +100.23 ± 5.71 0 72 590 897 35 +209.67 ± 14.02
20000 7885 2357 9758 +98.6 ± 2.31 10 499 3648 5639 204 +206.68 ± 5.64

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
185600 ncm-dbt-02 1219332 136 53 14 69 +102.5 ± 28.24 0 3 25 38 2 +211.93 ± 69.76
185599 ncm-dbt-03 1239186 164 63 19 82 +95.55 ± 29.21 1 7 22 51 1 +208.23 ± 72.25
185598 ncm-dbt-04 1226727 168 68 23 77 +95.38 ± 24.32 0 4 32 47 1 +202.06 ± 61.25
185597 ncm-dbt-01 1160449 170 74 19 77 +116.59 ± 26.69 0 4 26 51 4 +240.82 ± 68.52
185596 ncm-dbt-05 1248786 174 71 24 79 +96.23 ± 20.54 0 0 41 45 1 +204.42 ± 51.26
185595 ncm-dbt-06 1213299 188 79 31 78 +90.71 ± 23.13 0 5 37 51 1 +190.85 ± 56.78
185594 ncm-dbt-02 1244469 500 200 65 235 +96.19 ± 14.11 0 10 100 135 5 +200.24 ± 34.09
185593 ncm-dbt-04 1231675 500 195 58 247 +97.69 ± 13.34 0 8 99 141 2 +209.91 ± 34.19
185592 ncm-dbt-03 1248674 500 201 58 241 +102.22 ± 14.33 0 9 96 138 7 +211.87 ± 34.83
185591 ncm-dbt-01 1185844 500 209 67 224 +101.46 ± 14.63 0 11 93 139 7 +209.91 ± 35.49
185590 ncm-dbt-05 1208567 500 194 57 249 +97.69 ± 14.58 0 13 92 140 5 +204.07 ± 35.72
185589 ncm-dbt-06 1241814 500 199 75 226 +88.0 ± 14.12 0 11 109 125 5 +179.9 ± 32.5
185588 ncm-dbt-02 1229949 500 191 62 247 +91.71 ± 15.06 1 13 98 132 6 +189.0 ± 34.56
185587 ncm-dbt-05 1231537 500 190 60 250 +92.46 ± 15.64 1 18 86 140 5 +192.71 ± 36.85
185586 ncm-dbt-04 1226744 500 201 44 255 +112.91 ± 14.69 0 10 81 151 8 +238.66 ± 38.15
185585 ncm-dbt-01 1201450 500 195 55 250 +99.95 ± 13.68 0 8 98 140 4 +211.87 ± 34.38
185584 ncm-dbt-03 1253276 500 192 63 245 +91.71 ± 13.26 0 8 107 133 2 +194.57 ± 32.69
185583 ncm-dbt-06 1228645 500 182 51 267 +93.2 ± 14.81 0 15 94 136 5 +192.71 ± 35.33
185582 ncm-dbt-04 1223945 500 189 58 253 +93.2 ± 15.79 2 18 80 147 3 +200.24 ± 38.05
185581 ncm-dbt-02 1233430 500 207 51 242 +112.14 ± 14.06 0 11 75 161 3 +247.41 ± 39.65
185580 ncm-dbt-05 1229004 500 202 66 232 +96.94 ± 14.27 0 11 97 137 5 +202.15 ± 34.7
185579 ncm-dbt-06 1231435 500 190 61 249 +91.71 ± 14.63 0 15 95 136 4 +190.85 ± 35.14
185578 ncm-dbt-03 1237837 500 201 60 239 +100.7 ± 14.47 0 13 87 146 4 +213.85 ± 36.76
185577 ncm-dbt-01 1220854 500 199 56 245 +102.22 ± 14.63 1 12 83 151 3 +221.9 ± 37.65
185306 ncm-dbt-05 1216722 500 198 60 242 +98.44 ± 15.03 1 14 85 146 4 +209.91 ± 37.16
185305 ncm-dbt-04 1213207 500 203 52 245 +108.3 ± 15.72 0 17 73 152 8 +226.0 ± 39.85
185304 ncm-dbt-02 1241978 500 200 56 244 +102.97 ± 14.18 0 10 91 144 5 +217.85 ± 35.89
185303 ncm-dbt-06 1211514 500 211 50 239 +116.0 ± 13.54 0 6 82 157 5 +254.16 ± 37.82
185302 ncm-dbt-03 1254947 500 194 67 239 +90.22 ± 14.6 0 15 97 134 4 +187.16 ± 34.76
185301 ncm-dbt-01 1184722 500 201 51 248 +107.54 ± 15.13 0 16 73 156 5 +230.16 ± 39.91
185300 ncm-dbt-03 1241963 500 188 64 248 +88.0 ± 13.5 0 11 105 133 1 +187.16 ± 33.21
185299 ncm-dbt-04 1241890 500 206 56 238 +107.54 ± 15.13 0 16 73 156 5 +230.16 ± 39.91
185298 ncm-dbt-06 1203596 500 200 48 252 +109.07 ± 14.84 0 11 84 147 8 +228.08 ± 37.44
185297 ncm-dbt-02 1228552 500 202 59 239 +102.22 ± 14.18 0 10 92 143 5 +215.85 ± 35.68
185296 ncm-dbt-01 1225510 500 195 55 250 +99.95 ± 15.2 0 14 90 138 8 +204.07 ± 36.13
185295 ncm-dbt-05 1218438 500 181 54 265 +90.22 ± 15.03 1 15 94 136 4 +189.0 ± 35.33
185294 ncm-dbt-01 1171394 500 199 68 233 +93.2 ± 14.51 1 10 101 133 5 +194.57 ± 33.94
185293 ncm-dbt-02 1229406 500 198 74 228 +88.0 ± 14.85 0 16 99 130 5 +179.9 ± 34.4
185292 ncm-dbt-05 1236087 500 192 65 243 +90.22 ± 14.75 0 16 95 135 4 +187.16 ± 35.14
185291 ncm-dbt-04 1233900 500 182 55 263 +90.22 ± 14.75 0 16 95 135 4 +187.16 ± 35.14
185290 ncm-dbt-03 1242381 500 193 53 254 +99.95 ± 15.05 0 14 89 140 7 +206.01 ± 36.33
185289 ncm-dbt-06 1226194 500 201 51 248 +107.54 ± 14.37 0 9 89 145 7 +226.0 ± 36.29
177341 ncm-dbt-05 503687 196 81 23 92 +105.98 ± 27.97 0 6 37 46 9 +190.85 ± 56.85
177340 ncm-dbt-02 1482276 198 82 23 93 +106.76 ± 22.64 0 5 31 62 1 +233.25 ± 62.43
177339 ncm-dbt-04 1472987 202 81 28 93 +93.34 ± 22.7 0 5 40 54 2 +193.15 ± 54.51
177338 ncm-dbt-01 1479977 204 71 26 107 +77.92 ± 21.42 0 4 51 45 2 +156.21 ± 46.99
177337 ncm-dbt-03 1479978 200 81 22 97 +105.63 ± 25.95 1 6 29 61 3 +224.97 ± 64.0

Commit

Commit ID aa18b68033403ee2d8d49df783cab32e6bccf59c
Author Dubslow
Date 2022-07-09 08:53:17 UTC
Time mgmt fix division. oversight changed the corresponding float division to integer division in a previous tune https://github.com/official-stockfish/Stockfish/commit/442c40b43de8ede1e424efa674c8d45322e3b43c it is stronger to keep the original float division. green LTC: https://tests.stockfishchess.org/tests/view/62bf34bc0340fb1e0cc934e7 LLR: 2.94 (-2.94,2.94) <0.50,3.00> Total: 38952 W: 10738 L: 10467 D: 17747 Ptnml(0-2): 46, 3576, 11968, 3833, 53 yellow STC: https://tests.stockfishchess.org/tests/view/62bff6506178ffe6394ba1d1 LLR: -2.95 (-2.94,2.94) <0.00,2.50> Total: 226960 W: 61265 L: 61062 D: 104633 Ptnml(0-2): 938, 24398, 62582, 24647, 915 further slightly tweaked tests confirm this Elo gain. closes https://github.com/official-stockfish/Stockfish/pull/4097 No functional change
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