Dev Builds » 20230203-1915

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 05:00:39 1122150 1668 695 156 817 +116.44 ± 7.47 0 20 274 521 19 +253.88 ± 20.56
ncm-dbt-02 04:58:23 1237504 1654 698 150 806 +119.62 ± 7.53 0 22 253 534 18 +263.93 ± 21.45
ncm-dbt-03 05:01:00 1236427 1676 670 166 840 +107.81 ± 7.54 0 24 304 492 18 +230.14 ± 19.48
ncm-dbt-04 05:00:57 1250322 1660 711 155 794 +121.04 ± 7.64 0 20 259 526 25 +263.27 ± 21.18
ncm-dbt-05 04:59:24 1236278 1664 692 139 833 +120.02 ± 7.27 0 21 248 552 11 +270.24 ± 21.67
ncm-dbt-06 05:01:07 1236410 1678 692 163 823 +113.39 ± 7.59 1 22 282 515 19 +245.78 ± 20.28
ncm-et-3 06:23:02 1297464 1660 667 162 831 +109.15 ± 7.51 1 25 283 510 11 +238.87 ± 20.25
ncm-et-4 06:22:34 1306886 1664 688 151 825 +116.28 ± 7.54 0 23 267 524 18 +254.04 ± 20.86
ncm-et-9 06:23:20 1300748 1666 664 189 813 +101.88 ± 8.01 1 38 298 477 19 +214.16 ± 19.76
ncm-et-10 06:23:27 1291926 1666 678 184 804 +106.21 ± 8.08 2 36 281 494 20 +225.71 ± 20.36
ncm-et-13 06:23:10 1305369 1678 683 174 821 +108.81 ± 7.56 0 29 286 510 14 +235.44 ± 20.16
ncm-et-15 06:23:36 1298075 1666 698 174 794 +113.11 ± 7.81 0 33 261 521 18 +244.89 ± 21.13
20000 8236 1963 9801 +112.77 ± 2.21 5 313 3296 6176 210 +244.54 ± 5.93

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
201473 ncm-dbt-04 1245198 160 74 17 69 +129.44 ± 28.68 0 5 17 54 4 +277.0 ± 83.72
201472 ncm-dbt-02 1236955 154 57 11 86 +107.04 ± 24.09 0 2 28 46 1 +232.48 ± 65.54
201471 ncm-dbt-05 1247817 164 70 7 87 +140.68 ± 19.88 0 1 17 64 0 +353.05 ± 87.4
201470 ncm-dbt-01 1124666 168 71 18 79 +113.47 ± 25.35 0 4 25 53 2 +244.73 ± 69.93
201469 ncm-dbt-06 1251089 178 72 15 91 +115.31 ± 21.13 0 2 28 59 0 +263.68 ± 65.93
201468 ncm-dbt-03 1223798 176 69 15 92 +110.14 ± 22.99 0 3 29 55 1 +242.06 ± 64.72
201467 ncm-dbt-04 1243935 500 222 53 225 +122.24 ± 13.83 0 4 82 155 9 +263.42 ± 37.69
201466 ncm-dbt-05 1228601 500 219 42 239 +128.55 ± 13.91 0 6 69 167 8 +285.49 ± 41.44
201465 ncm-dbt-02 1220074 500 215 44 241 +123.81 ± 13.1 0 4 76 165 5 +277.93 ± 39.29
201464 ncm-dbt-06 1206050 500 209 52 239 +112.91 ± 14.53 1 7 83 152 7 +243.0 ± 37.64
201463 ncm-dbt-01 1131224 500 204 47 249 +112.91 ± 14.05 0 8 83 153 6 +243.0 ± 37.64
201462 ncm-dbt-03 1247030 500 206 52 242 +110.6 ± 13.05 0 2 98 144 6 +236.51 ± 33.87
201461 ncm-dbt-04 1259719 500 218 41 241 +128.55 ± 13.56 0 3 76 162 9 +282.94 ± 39.21
201460 ncm-dbt-05 1213878 500 201 49 250 +109.07 ± 12.7 0 4 92 152 2 +240.82 ± 35.35
201459 ncm-dbt-01 1104871 500 210 45 245 +119.11 ± 13.52 0 5 81 158 6 +261.07 ± 38.02
201458 ncm-dbt-02 1233339 500 208 46 246 +116.77 ± 14.21 0 9 76 159 6 +254.16 ± 39.42
201457 ncm-dbt-03 1242582 500 191 49 260 +101.46 ± 13.53 0 8 95 144 3 +217.85 ± 34.98
201456 ncm-dbt-06 1255140 500 200 40 260 +115.22 ± 14.05 0 7 83 153 7 +247.41 ± 37.61
201455 ncm-dbt-02 1259649 500 218 49 233 +122.24 ± 13.83 0 7 73 164 6 +270.57 ± 40.25
201454 ncm-dbt-04 1252439 500 197 44 259 +109.83 ± 13.56 0 8 84 155 3 +240.82 ± 37.4
201453 ncm-dbt-05 1254819 500 202 41 257 +116.0 ± 13.54 0 10 70 169 1 +263.42 ± 41.06
201452 ncm-dbt-01 1127840 500 210 46 244 +118.33 ± 13.0 0 3 85 157 5 +261.07 ± 36.86
201451 ncm-dbt-03 1232300 500 204 50 246 +110.6 ± 14.84 0 11 82 149 8 +232.26 ± 37.9
201450 ncm-dbt-06 1233362 500 211 56 233 +111.37 ± 13.56 0 6 88 151 5 +240.82 ± 36.39
165820 ncm-et-4 1305516 164 71 11 82 +133.28 ± 23.59 0 2 20 58 2 +306.37 ± 79.44
165819 ncm-et-3 1298242 160 70 22 68 +107.53 ± 26.19 0 2 32 42 4 +214.85 ± 60.7
165818 ncm-et-15 1298338 166 70 21 75 +105.7 ± 23.86 0 4 26 53 0 +235.64 ± 68.5
165817 ncm-et-10 1287356 166 75 18 73 +124.35 ± 27.13 1 1 25 52 4 +269.73 ± 70.13
165816 ncm-et-9 1289420 166 61 16 89 +96.6 ± 22.88 0 3 32 48 0 +210.97 ± 61.1
165815 ncm-et-13 1298501 178 74 11 93 +128.52 ± 21.65 0 2 23 63 1 +299.05 ± 73.61
165814 ncm-et-3 1299535 500 193 48 259 +103.73 ± 14.03 1 8 89 149 3 +226.0 ± 36.29
165813 ncm-et-4 1315534 500 206 40 254 +119.89 ± 14.02 0 9 71 165 5 +265.78 ± 40.81
165812 ncm-et-10 1293283 500 192 59 249 +94.69 ± 14.69 0 12 100 131 7 +192.71 ± 34.15
165811 ncm-et-9 1305132 500 189 63 248 +89.48 ± 14.3 0 14 99 134 3 +187.16 ± 34.38
165810 ncm-et-15 1298107 500 194 47 259 +105.25 ± 12.88 0 6 92 151 1 +232.26 ± 35.5
165809 ncm-et-13 1314916 500 202 54 244 +106.01 ± 14.36 0 11 85 149 5 +226.0 ± 37.21
165808 ncm-et-3 1301756 500 201 51 248 +107.54 ± 14.21 0 12 79 156 3 +234.38 ± 38.61
165807 ncm-et-10 1290492 500 208 58 234 +107.54 ± 14.98 1 11 81 151 6 +230.16 ± 38.13
165806 ncm-et-15 1296923 500 219 49 232 +123.02 ± 13.99 0 6 76 160 8 +268.17 ± 39.39
165805 ncm-et-4 1305620 500 207 48 245 +114.45 ± 13.89 0 7 83 154 6 +247.41 ± 37.61
165804 ncm-et-9 1305138 500 207 62 231 +103.73 ± 15.39 1 12 86 143 8 +215.85 ± 36.98
165803 ncm-et-13 1307574 500 203 54 243 +106.77 ± 13.56 0 9 85 154 2 +234.38 ± 37.19
165802 ncm-et-4 1300876 500 204 52 244 +109.07 ± 13.4 0 5 93 147 5 +234.38 ± 35.22
165801 ncm-et-10 1296574 500 203 49 248 +110.6 ± 14.22 0 12 75 160 3 +243.0 ± 39.61
165800 ncm-et-15 1298935 500 215 57 228 +113.68 ± 15.89 0 17 67 157 9 +238.66 ± 41.4
165799 ncm-et-13 1300486 500 204 55 241 +106.77 ± 13.89 0 7 93 144 6 +226.0 ± 35.35
165798 ncm-et-9 1303303 500 207 48 245 +114.45 ± 14.53 0 9 81 152 8 +243.0 ± 38.14
165797 ncm-et-3 1290326 500 203 41 256 +116.77 ± 12.28 0 3 83 163 1 +265.78 ± 37.35

Commit

Commit ID d2f79ff0e0efc33797120f59355c2a5571b4ab80
Author Muzhen Gaming
Date 2023-02-03 19:15:09 UTC
Remove reduced LMR capture bonus In LMR, simplify away the reduced capture bonus (i.e. if (capture) bonus /= 6). Non-regression STC: https://tests.stockfishchess.org/tests/view/63da1da9bbadd17b3787dced LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 28152 W: 7521 L: 7296 D: 13335 Ptnml(0-2): 76, 3069, 7568, 3280, 83 Non-regression LTC: https://tests.stockfishchess.org/tests/view/63da6ad4bbadd17b3787e98c LLR: 2.96 (-2.94,2.94) <-1.75,0.25> Total: 52472 W: 14120 L: 13941 D: 24411 Ptnml(0-2): 16, 5071, 15887, 5242, 20 closes https://github.com/official-stockfish/Stockfish/pull/4378 Bench: 4034016
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