Dev Builds » 20211201-1710

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 09:56:04 1144713 3336 1133 528 1675 +63.71 ± 5.78 2 153 774 716 23 +127.02 ± 12.22
ncm-dbt-02 09:51:44 1263357 3324 1192 538 1594 +69.26 ± 5.88 6 141 731 761 23 +140.33 ± 12.59
ncm-dbt-03 09:56:21 1259978 3340 1136 519 1685 +64.93 ± 5.88 3 166 730 753 18 +131.13 ± 12.61
ncm-dbt-04 09:56:32 1254983 3342 1112 531 1699 +61.02 ± 5.8 5 158 777 713 18 +122.99 ± 12.21
ncm-dbt-05 09:52:25 1262968 3320 1131 546 1643 +61.87 ± 5.85 3 166 751 723 17 +124.59 ± 12.43
ncm-dbt-06 09:57:23 1259785 3338 1144 523 1671 +65.4 ± 5.89 4 157 747 736 25 +130.74 ± 12.46
20000 6848 3185 9967 +64.36 ± 2.39 23 941 4510 4402 124 +129.43 ± 5.07

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
206616 ncm-dbt-05 1239712 152 52 24 76 +64.74 ± 26.16 0 7 34 35 0 +134.32 ± 59.15
206615 ncm-dbt-02 1221537 162 64 32 66 +69.54 ± 22.92 0 4 41 36 0 +145.15 ± 52.69
206614 ncm-dbt-04 1221304 170 61 27 82 +70.43 ± 23.79 0 5 42 37 1 +142.35 ± 52.4
206613 ncm-dbt-06 1245729 170 54 28 88 +53.55 ± 26.65 0 11 38 35 1 +105.3 ± 55.82
206612 ncm-dbt-01 1094181 172 51 24 97 +54.99 ± 25.89 0 9 43 32 2 +104.0 ± 52.19
206611 ncm-dbt-03 1214120 174 59 32 83 +54.35 ± 28.03 0 14 33 39 1 +107.1 ± 59.16
206610 ncm-dbt-02 1220464 500 182 97 221 +59.64 ± 15.51 1 27 111 108 3 +119.89 ± 32.44
206609 ncm-dbt-05 1219962 500 174 84 242 +63.23 ± 14.75 0 25 111 113 1 +129.35 ± 32.44
206608 ncm-dbt-06 1219171 500 176 88 236 +61.79 ± 15.47 1 26 110 110 3 +124.6 ± 32.59
206607 ncm-dbt-04 1205364 500 163 88 249 +52.51 ± 14.66 0 27 123 98 2 +104.49 ± 30.71
206606 ncm-dbt-01 1095489 500 184 74 242 +77.7 ± 15.66 0 24 97 124 5 +155.54 ± 34.69
206605 ncm-dbt-03 1214256 500 175 67 258 +76.25 ± 14.81 0 19 108 119 4 +153.86 ± 32.88
206604 ncm-dbt-02 1245010 500 175 89 236 +60.36 ± 15.79 3 23 112 109 3 +124.6 ± 32.29
206603 ncm-dbt-05 1232765 500 167 82 251 +59.64 ± 14.46 0 23 121 104 2 +119.89 ± 30.94
206602 ncm-dbt-04 1228063 500 155 82 263 +51.09 ± 15.23 0 33 112 104 1 +102.97 ± 32.28
206601 ncm-dbt-01 1089085 500 173 74 253 +69.71 ± 14.03 1 15 119 114 1 +145.54 ± 31.07
206600 ncm-dbt-06 1245892 500 175 69 256 +74.79 ± 15.04 0 20 109 116 5 +148.85 ± 32.73
206599 ncm-dbt-03 1230869 500 167 87 246 +56.07 ± 15.35 1 27 116 103 3 +112.14 ± 31.71
206598 ncm-dbt-05 1215855 500 176 78 246 +68.99 ± 15.11 1 20 113 112 4 +138.99 ± 32.11
206597 ncm-dbt-06 1201248 500 170 81 249 +62.51 ± 15.11 2 19 121 104 4 +126.18 ± 30.9
206596 ncm-dbt-02 1233820 500 187 87 226 +70.44 ± 15.42 2 19 110 115 4 +143.89 ± 32.58
206595 ncm-dbt-01 1101885 500 174 85 241 +62.51 ± 15.5 0 24 121 97 8 +116.78 ± 30.96
206594 ncm-dbt-04 1237196 500 161 78 261 +58.21 ± 15.57 2 26 111 109 2 +119.89 ± 32.44
206593 ncm-dbt-03 1231945 500 177 77 246 +70.43 ± 15.42 0 24 107 114 5 +138.99 ± 33.06
206592 ncm-dbt-02 1233611 500 175 82 243 +65.38 ± 15.1 0 24 113 109 4 +129.35 ± 32.14
206591 ncm-dbt-06 1231400 500 176 75 249 +71.16 ± 15.45 0 25 103 118 4 +142.26 ± 33.69
206590 ncm-dbt-05 1234432 500 166 84 250 +57.5 ± 15.79 0 33 105 109 3 +113.68 ± 33.29
206589 ncm-dbt-01 1111601 500 169 81 250 +61.79 ± 13.85 0 19 125 105 1 +126.18 ± 30.27
206588 ncm-dbt-04 1213695 500 165 75 260 +63.23 ± 14.88 1 23 112 113 1 +130.94 ± 32.29
206587 ncm-dbt-03 1230670 500 168 81 251 +61.08 ± 15.57 2 25 109 112 2 +126.18 ± 32.74
206586 ncm-dbt-06 1232507 500 174 79 247 +66.82 ± 15.16 0 23 114 108 5 +130.94 ± 31.98
206585 ncm-dbt-05 1238282 500 161 94 245 +46.84 ± 15.64 1 34 114 99 2 +93.95 ± 31.99
206584 ncm-dbt-02 1234808 500 188 68 244 +85.04 ± 14.92 0 16 104 124 6 +171.02 ± 33.51
206583 ncm-dbt-01 1095821 500 167 83 250 +58.93 ± 15.09 0 26 118 102 4 +115.23 ± 31.41
206582 ncm-dbt-04 1232006 500 178 81 241 +68.27 ± 15.47 2 20 111 113 4 +138.99 ± 32.43
206581 ncm-dbt-03 1235330 500 165 72 263 +65.38 ± 15.1 0 26 107 115 2 +132.54 ± 33.05
206580 ncm-dbt-02 1229785 500 159 67 274 +64.66 ± 14.94 0 25 110 113 2 +130.94 ± 32.59
206579 ncm-dbt-05 1223540 500 178 81 241 +68.27 ± 14.54 1 16 122 107 4 +137.37 ± 30.65
206578 ncm-dbt-04 1219192 500 169 69 262 +70.43 ± 14.75 0 18 120 106 6 +137.37 ± 30.98
206577 ncm-dbt-06 1207492 500 166 78 256 +61.79 ± 15.21 1 24 114 108 3 +124.6 ± 31.99
206576 ncm-dbt-01 1085966 500 160 77 263 +58.21 ± 14.93 1 24 118 105 2 +118.33 ± 31.4
206575 ncm-dbt-03 1219825 500 167 70 263 +68.27 ± 14.4 0 21 112 116 1 +140.62 ± 32.26
177709 ncm-dbt-03 1502815 166 58 33 75 +52.72 ± 25.75 0 10 38 35 0 +108.0 ± 55.84
177708 ncm-dbt-02 1487827 162 62 16 84 +101.44 ± 24.19 0 3 30 47 1 +217.63 ± 63.33
177707 ncm-dbt-01 1483678 164 55 30 79 +53.38 ± 27.41 0 12 33 37 0 +109.4 ± 59.63
177706 ncm-dbt-06 1494841 168 53 25 90 +58.45 ± 25.3 0 9 38 37 0 +120.41 ± 55.86
177705 ncm-dbt-05 1499198 168 57 19 92 +79.96 ± 26.67 0 8 31 44 1 +164.28 ± 61.96
177704 ncm-dbt-04 1483048 172 60 31 81 +59.14 ± 23.53 0 6 46 33 1 +117.39 ± 49.66

Commit

Commit ID 95a2ac1e073a6f7c3af8aeef2fc4fe8cbd6650cf
Author bmc4
Date 2021-12-01 17:10:51 UTC
Simplify reduction on rootNode when bestMoveChanges is high The reduction introduced in #3736 also consider on rootNode, so we don't have to reduce again. STC: LLR: 2.94 (-2.94,2.94) <-2.25,0.25> Total: 28736 W: 7494 L: 7329 D: 13913 Ptnml(0-2): 95, 3247, 7503, 3444, 79 https://tests.stockfishchess.org/tests/view/61a3abe01b7fdf52228e74d8 LTC: LLR: 2.94 (-2.94,2.94) <-2.25,0.25> Total: 47816 W: 12434 L: 12308 D: 23074 Ptnml(0-2): 37, 4972, 13755, 5116, 28 https://tests.stockfishchess.org/tests/view/61a3c3e39f0c43dae1c71d71 closes https://github.com/official-stockfish/Stockfish/pull/3817 bench: 6331638
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