Dev Builds » 20200617-0541

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 11:13:38 1201512 3994 234 2316 1444 -200.85 ± 6.68 434 1230 318 14 1 -408.09 ± 19.15
ncm-dbt-02 11:10:54 1219313 3950 239 2269 1442 -197.36 ± 6.96 430 1206 307 28 4 -393.76 ± 19.42
ncm-dbt-03 11:12:59 1192583 4000 206 2290 1504 -200.72 ± 6.66 423 1263 291 21 2 -414.48 ± 19.99
ncm-dbt-04 00:29:21 1492786 172 8 97 67 -199.01 ± 27.08 14 61 11 0 0 -466.14 ± 114.44
ncm-dbt-05 11:04:41 1124178 3940 215 2306 1419 -205.38 ± 6.58 426 1251 281 12 0 -430.48 ± 20.38
ncm-dbt-06 11:11:44 1134203 3944 219 2280 1445 -201.46 ± 6.83 438 1207 305 22 0 -405.15 ± 19.54
20000 1121 11558 7321 -201.12 ± 3.0 2165 6218 1513 97 7 -410.47 ± 8.75

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
210277 ncm-dbt-03 1227013 12 1 7 4 -190.66 ± 114.09 1 4 1 0 0 -416.21 ± 496.36
210276 ncm-dbt-01 1232064 168 8 93 67 -193.61 ± 30.47 14 59 9 2 0 -430.56 ± 124.56
210275 ncm-dbt-02 1229344 444 23 244 177 -189.8 ± 18.15 37 149 34 2 0 -411.5 ± 60.16
210274 ncm-dbt-05 1216068 500 22 285 193 -203.11 ± 17.52 48 169 31 2 0 -449.35 ± 63.25
210273 ncm-dbt-06 1246996 500 32 281 187 -189.92 ± 17.86 47 156 46 1 0 -389.56 ± 51.18
210272 ncm-dbt-03 1239159 500 30 286 184 -196.45 ± 18.48 50 159 38 3 0 -406.2 ± 56.64
210271 ncm-dbt-01 1200656 500 26 301 173 -214.85 ± 20.19 63 152 33 1 1 -438.95 ± 61.17
210270 ncm-dbt-02 1217433 500 32 289 179 -197.4 ± 19.87 55 152 39 3 1 -393.6 ± 55.71
210269 ncm-dbt-05 826058 500 27 302 171 -214.84 ± 19.22 60 157 31 2 0 -449.35 ± 63.25
210268 ncm-dbt-06 871856 500 21 291 188 -209.9 ± 19.3 57 160 29 4 0 -438.95 ± 64.77
210267 ncm-dbt-03 832442 500 20 298 182 -217.85 ± 19.44 62 156 30 2 0 -454.76 ± 64.37
210266 ncm-dbt-05 1220661 136 4 73 59 -194.25 ± 29.51 10 49 9 0 0 -459.79 ± 130.25
210265 ncm-dbt-01 1231326 500 28 282 190 -194.57 ± 17.43 47 160 43 0 0 -410.57 ± 52.91
210264 ncm-dbt-06 1233384 244 16 141 87 -196.59 ± 29.67 28 73 17 4 0 -377.0 ± 84.71
210263 ncm-dbt-03 1255577 252 11 141 100 -198.27 ± 24.46 24 82 20 0 0 -425.77 ± 80.03
210262 ncm-dbt-02 1238836 500 34 281 185 -188.08 ± 19.01 52 145 51 2 0 -363.2 ± 48.51
210261 ncm-dbt-05 585156 500 27 306 167 -218.85 ± 19.78 66 147 37 0 0 -438.94 ± 57.41
210260 ncm-dbt-01 802640 500 32 298 170 -206.0 ± 19.31 58 152 38 2 0 -415.05 ± 56.74
210259 ncm-dbt-03 884034 500 29 288 183 -199.29 ± 19.62 54 156 36 3 1 -406.2 ± 58.04
210258 ncm-dbt-05 821914 84 4 45 35 -185.35 ± 46.85 9 23 10 0 0 -347.66 ± 117.92
210257 ncm-dbt-06 824792 500 28 300 172 -211.87 ± 19.96 64 145 40 1 0 -415.05 ± 55.18
210256 ncm-dbt-01 1201680 158 5 93 60 -218.32 ± 38.82 23 43 12 1 0 -404.89 ± 107.57
210255 ncm-dbt-05 1263222 56 6 26 24 -129.79 ± 43.77 1 19 7 1 0 -287.14 ± 146.69
210254 ncm-dbt-03 1219388 74 5 47 22 -223.69 ± 55.79 11 20 6 0 0 -421.69 ± 173.48
210253 ncm-dbt-06 1228855 184 12 102 70 -185.84 ± 30.89 16 61 12 3 0 -385.93 ± 103.04
210252 ncm-dbt-02 1237889 500 23 290 187 -206.98 ± 21.25 62 151 30 6 1 -406.2 ± 62.09
210251 ncm-dbt-01 1224733 500 24 307 169 -222.92 ± 19.33 64 156 29 1 0 -471.92 ± 65.71
210250 ncm-dbt-05 1220654 500 28 296 176 -207.95 ± 18.63 56 157 36 1 0 -433.94 ± 58.41
210249 ncm-dbt-03 1239343 500 24 283 193 -199.29 ± 19.08 52 160 33 5 0 -410.58 ± 60.3
210248 ncm-dbt-02 1221186 500 39 286 175 -188.08 ± 19.69 51 151 43 4 1 -370.41 ± 52.84
210247 ncm-dbt-06 1210408 500 27 289 184 -202.15 ± 20.04 60 145 42 3 0 -389.56 ± 53.75
210246 ncm-dbt-01 1221530 500 43 278 179 -177.21 ± 18.37 46 145 57 2 0 -342.85 ± 45.71
210245 ncm-dbt-05 1230323 500 25 286 189 -201.19 ± 17.03 46 170 33 1 0 -449.35 ± 61.23
210244 ncm-dbt-03 1242498 500 24 284 192 -200.24 ± 18.85 55 151 43 1 0 -401.92 ± 53.07
210243 ncm-dbt-02 853902 500 30 285 185 -195.51 ± 20.28 55 152 37 5 1 -385.59 ± 56.67
210242 ncm-dbt-06 788287 500 27 279 194 -192.7 ± 19.01 53 148 47 2 0 -377.87 ± 50.67
210241 ncm-dbt-01 1204997 500 30 280 190 -190.85 ± 19.08 52 149 46 3 0 -374.11 ± 51.25
210240 ncm-dbt-02 1248786 340 15 196 129 -206.17 ± 22.11 36 110 23 1 0 -440.15 ± 74.44
210239 ncm-dbt-06 1227929 348 23 208 117 -205.81 ± 24.21 43 101 28 2 0 -397.81 ± 66.67
210238 ncm-dbt-05 1240165 500 25 294 181 -208.92 ± 18.17 54 162 33 1 0 -449.35 ± 61.23
210237 ncm-dbt-03 1237112 500 28 280 192 -192.71 ± 18.1 44 169 33 3 1 -419.61 ± 60.67
210236 ncm-dbt-01 1205544 500 26 285 189 -199.29 ± 17.75 49 162 38 1 0 -424.28 ± 56.73
210235 ncm-dbt-02 1238929 500 32 294 174 -202.15 ± 19.86 57 153 35 5 0 -401.92 ± 58.57
210234 ncm-dbt-05 1247385 500 39 294 167 -195.51 ± 19.6 55 149 42 4 0 -381.7 ± 53.64
210233 ncm-dbt-06 1217522 500 23 292 185 -208.92 ± 18.37 54 163 31 2 0 -449.35 ± 63.25
210232 ncm-dbt-03 1240292 500 30 281 189 -191.77 ± 18.69 49 157 40 4 0 -389.56 ± 55.0
178120 ncm-dbt-03 1501557 162 4 95 63 -220.73 ± 34.28 21 49 11 0 0 -455.0 ± 114.22
178119 ncm-dbt-02 1487514 166 11 104 51 -219.97 ± 37.52 25 43 15 0 0 -401.13 ± 93.87
178118 ncm-dbt-01 1489951 168 12 99 57 -199.21 ± 32.9 18 52 13 1 0 -403.44 ± 102.58
178117 ncm-dbt-05 1494352 164 8 99 57 -217.27 ± 34.16 21 49 12 0 0 -441.04 ± 107.95
178116 ncm-dbt-06 1492007 168 10 97 61 -199.21 ± 29.91 16 55 13 0 0 -430.53 ± 102.66
178115 ncm-dbt-04 1492786 172 8 97 67 -199.01 ± 27.08 14 61 11 0 0 -466.14 ± 114.44

Commit

Commit ID bc3c215490edf24cef0ff87d74ab01eeb91ae1bc
Author Vizvezdenec
Date 2020-06-17 05:41:59 UTC
More reduction for evading pawn moves. pawn moves are irreversable unlike other evading moves; pawn is the least valuable piece in the game. So it makes a lot of sence to assume that evading pawn moves are on average not as good as other evading moves thus can be reduced more. Passed STC https://tests.stockfishchess.org/tests/view/5ee9602e563bc7aa756002dc LLR: 2.95 (-2.94,2.94) {-0.50,1.50} Total: 94176 W: 17993 L: 17668 D: 58515 Ptnml(0-2): 1634, 10742, 21989, 11111, 1612 Passed LTC https://tests.stockfishchess.org/tests/view/5ee97342563bc7aa75600301 LLR: 2.94 (-2.94,2.94) {0.25,1.75} Total: 20432 W: 2572 L: 2354 D: 15506 Ptnml(0-2): 146, 1707, 6280, 1949, 134 closes https://github.com/official-stockfish/Stockfish/pull/2749 Bench: 5073064
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