Dev Builds » 20240928-1601

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 15. 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 06:53:24 584289 4000 1532 547 1921 +87.35 ± 4.88 0 93 849 1038 20 +182.83 ± 11.63
ncm-dbt-02 06:53:41 586701 3998 1542 548 1908 +88.23 ± 4.96 2 96 828 1052 21 +185.22 ± 11.8
ncm-dbt-03 06:54:35 586612 3998 1518 556 1924 +85.27 ± 4.9 0 108 830 1052 9 +180.23 ± 11.79
ncm-dbt-04 06:52:54 571666 4000 1556 542 1902 +90.04 ± 4.96 4 96 796 1090 14 +191.78 ± 12.05
ncm-dbt-05 06:54:03 583499 4004 1511 580 1913 +82.29 ± 4.94 0 117 848 1026 11 +172.58 ± 11.67
20000 7659 2773 9568 +86.63 ± 2.2 6 510 4151 5258 75 +182.47 ± 5.27

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
379413 ncm-dbt-05 586139 4 1 0 3 +88.51 ± 137.63 0 0 1 1 0 +190.5 ± 634.21
379412 ncm-dbt-02 584706 498 191 66 241 +89.11 ± 14.48 0 15 97 134 3 +186.23 ± 34.76
379411 ncm-dbt-03 585506 498 192 66 240 +89.85 ± 14.19 0 15 94 139 1 +191.78 ± 35.33
379410 ncm-dbt-01 585674 500 187 63 250 +88.0 ± 13.97 0 12 105 130 3 +183.51 ± 33.24
379409 ncm-dbt-04 572074 500 183 67 250 +82.1 ± 15.26 1 19 96 131 3 +171.02 ± 34.92
379408 ncm-dbt-05 584076 500 192 84 224 +76.25 ± 14.67 0 20 104 124 2 +157.24 ± 33.54
379407 ncm-dbt-02 588600 500 192 76 232 +82.1 ± 14.13 1 11 112 123 3 +171.02 ± 32.04
379406 ncm-dbt-01 585801 500 194 67 239 +90.22 ± 13.39 0 11 101 138 0 +194.57 ± 33.94
379405 ncm-dbt-03 585759 500 188 68 244 +85.04 ± 13.44 0 12 106 132 0 +181.7 ± 33.07
379404 ncm-dbt-04 572114 500 193 73 234 +85.04 ± 13.6 0 11 110 127 2 +178.11 ± 32.33
379403 ncm-dbt-05 578506 500 190 68 242 +86.52 ± 13.32 0 10 109 130 1 +183.51 ± 32.46
379402 ncm-dbt-02 587579 500 204 75 221 +91.71 ± 14.19 0 12 101 133 4 +190.85 ± 33.97
379401 ncm-dbt-01 585126 500 197 61 242 +96.94 ± 14.57 0 12 96 136 6 +200.24 ± 34.91
379400 ncm-dbt-03 586097 500 184 58 258 +89.48 ± 13.38 0 9 108 131 2 +189.0 ± 32.58
379399 ncm-dbt-04 571310 500 190 76 234 +80.63 ± 14.38 1 14 107 126 2 +169.27 ± 32.98
379398 ncm-dbt-05 580945 500 184 72 244 +79.17 ± 14.19 0 17 105 127 1 +165.8 ± 33.35
379397 ncm-dbt-02 584706 500 191 71 238 +85.04 ± 14.35 1 11 109 125 4 +176.33 ± 32.55
379396 ncm-dbt-03 586054 500 187 68 245 +84.31 ± 13.27 0 11 109 130 0 +179.9 ± 32.5
379395 ncm-dbt-01 585590 500 191 66 243 +88.74 ± 13.98 0 11 107 128 4 +183.51 ± 32.85
379394 ncm-dbt-04 568395 500 193 60 247 +94.7 ± 14.09 1 11 93 144 1 +206.01 ± 35.51
379393 ncm-dbt-05 584874 500 188 67 245 +85.78 ± 14.07 0 14 103 131 2 +179.9 ± 33.65
379392 ncm-dbt-02 587792 500 200 66 234 +95.44 ± 13.47 0 9 100 139 2 +204.07 ± 34.04
379391 ncm-dbt-03 585253 500 188 76 236 +79.17 ± 13.45 0 12 115 122 1 +165.8 ± 31.55
379390 ncm-dbt-01 580904 500 194 70 236 +88.0 ± 13.81 0 12 104 132 2 +185.33 ± 33.42
379389 ncm-dbt-04 569909 500 203 50 247 +109.83 ± 13.56 0 8 84 155 3 +240.82 ± 37.4
379388 ncm-dbt-05 587155 500 193 77 230 +82.1 ± 13.06 0 10 114 126 0 +174.55 ± 31.61
379387 ncm-dbt-02 590567 500 190 62 248 +90.96 ± 14.17 0 13 99 135 3 +190.85 ± 34.36
379386 ncm-dbt-03 586350 500 198 74 228 +88.0 ± 14.7 0 17 95 135 3 +183.51 ± 35.13
379385 ncm-dbt-01 584076 500 195 74 231 +85.78 ± 13.3 0 9 113 126 2 +179.9 ± 31.72
379384 ncm-dbt-05 580821 500 181 65 254 +82.1 ± 14.27 0 17 101 131 1 +172.78 ± 34.05
379383 ncm-dbt-04 572921 500 203 78 219 +88.74 ± 13.83 1 9 106 132 2 +189.0 ± 32.98
379382 ncm-dbt-02 588217 500 183 69 248 +80.63 ± 13.94 0 15 107 127 1 +169.27 ± 32.98
379381 ncm-dbt-03 588430 500 185 87 228 +68.99 ± 14.28 0 20 113 116 1 +142.26 ± 32.1
379380 ncm-dbt-01 583237 500 187 65 248 +86.52 ± 13.47 0 12 104 134 0 +185.33 ± 33.42
379379 ncm-dbt-04 572356 500 201 69 230 +93.95 ± 13.45 0 10 99 140 1 +202.15 ± 34.28
379378 ncm-dbt-05 587494 500 192 66 242 +89.48 ± 14.0 0 12 103 132 3 +187.16 ± 33.6
379377 ncm-dbt-02 581444 500 191 63 246 +90.96 ± 13.4 0 10 103 136 1 +194.57 ± 33.53
379376 ncm-dbt-01 583908 500 187 81 232 +74.79 ± 13.91 0 14 119 114 3 +152.18 ± 31.0
379375 ncm-dbt-03 589454 500 196 59 245 +97.69 ± 13.82 0 12 90 147 1 +211.87 ± 36.13
379374 ncm-dbt-05 581485 500 190 81 229 +76.97 ± 14.13 0 17 108 124 1 +160.64 ± 32.85
379373 ncm-dbt-04 574256 500 190 69 241 +85.78 ± 13.77 0 14 101 135 0 +183.51 ± 34.01

Commit

Commit ID 3ac75cd27d914da29280163c9d391bbca414d766
Author Tomasz Sobczyk
Date 2024-09-28 16:01:26 UTC
Add a standardized benchmark command `speedtest`. `speedtest [threads] [hash_MiB] [time_s]`. `threads` default to system concurrency. `hash_MiB` defaults to `threads*128`. `time_s` defaults to 150. Intended to be used with default parameters, as a stable hardware benchmark. Example: ``` C:\dev\stockfish-master\src>stockfish.exe speedtest Stockfish dev-20240928-nogit by the Stockfish developers (see AUTHORS file) info string Using 16 threads Warmup position 3/3 Position 258/258 =========================== Version : Stockfish dev-20240928-nogit Compiled by : g++ (GNUC) 13.2.0 on MinGW64 Compilation architecture : x86-64-vnni256 Compilation settings : 64bit VNNI BMI2 AVX2 SSE41 SSSE3 SSE2 POPCNT Compiler __VERSION__ macro : 13.2.0 Large pages : yes User invocation : speedtest Filled invocation : speedtest 16 2048 150 Available processors : 0-15 Thread count : 16 Thread binding : none TT size [MiB] : 2048 Hash max, avg [per mille] : single search : 40, 21 single game : 631, 428 Total nodes searched : 2099917842 Total search time [s] : 153.937 Nodes/second : 13641410 ``` ------------------------------- Small unrelated tweaks: - Network verification output is now handled as a callback. - TT hashfull queries allow specifying maximum entry age. closes https://github.com/official-stockfish/Stockfish/pull/5354 No functional change
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