Dev Builds » 20230622-0817

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 7. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games Wins Losses Draws Elo
ncm-et-3 09:26:35 1953043 3299 2863 3 433 +458.82 ± 16.38
ncm-et-4 09:26:54 1953117 3341 2863 3 475 +444.13 ± 15.62
ncm-et-9 09:26:31 1952949 3351 2904 2 445 +457.54 ± 16.15
ncm-et-10 09:26:32 1952517 3307 2840 7 460 +444.96 ± 15.89
ncm-et-13 09:26:27 1960183 3349 2860 5 484 +439.58 ± 15.48
ncm-et-15 09:26:34 1956123 3353 2858 5 490 +437.54 ± 15.39
20000 17188 25 2787 +446.9 ± 6.44

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
194230 ncm-et-10 2023-06-23 18:50 00:50:41 1959867 307 268 1 38 +462.74 ± 56.83
194229 ncm-et-3 2023-06-23 18:48 00:52:30 1950714 299 258 1 40 +448.73 ± 55.28
194228 ncm-et-13 2023-06-23 18:42 00:58:42 1962935 349 316 0 33 +521.71 ± 61.31
194227 ncm-et-4 2023-06-23 18:42 00:59:16 1945614 341 286 0 55 +422.76 ± 46.59
194226 ncm-et-9 2023-06-23 18:41 00:59:31 1948433 351 313 0 38 +496.94 ± 56.8
194225 ncm-et-15 2023-06-23 18:41 01:00:05 1948610 353 299 2 52 +425.89 ± 48.16
194218 ncm-et-10 2023-06-23 17:24 01:25:47 1951362 500 424 0 76 +433.94 ± 39.45
194217 ncm-et-3 2023-06-23 17:21 01:26:39 1950546 500 445 0 55 +494.02 ± 46.77
194216 ncm-et-13 2023-06-23 17:16 01:25:13 1952081 500 426 1 73 +436.43 ± 40.36
194215 ncm-et-4 2023-06-23 17:15 01:25:33 1948162 500 429 1 70 +444.09 ± 41.26
194214 ncm-et-9 2023-06-23 17:15 01:25:11 1951625 500 440 0 60 +477.98 ± 44.67
194213 ncm-et-15 2023-06-23 17:14 01:25:37 1942551 500 425 0 75 +436.43 ± 39.73
194206 ncm-et-10 2023-06-23 15:58 01:25:03 1970991 500 433 1 66 +454.76 ± 42.55
194205 ncm-et-3 2023-06-23 15:54 01:26:16 1948292 500 444 0 56 +490.71 ± 46.32
194204 ncm-et-9 2023-06-23 15:52 01:22:43 1963076 500 434 0 66 +460.32 ± 42.48
194203 ncm-et-4 2023-06-23 15:49 01:25:23 1956254 500 434 0 66 +460.32 ± 42.48
194202 ncm-et-15 2023-06-23 15:49 01:24:16 1971728 500 429 0 71 +446.7 ± 40.89
194201 ncm-et-13 2023-06-23 15:49 01:26:33 1954925 500 428 0 72 +444.08 ± 40.59
194194 ncm-et-10 2023-06-23 14:31 01:25:46 1951770 500 430 0 70 +449.35 ± 41.19
194193 ncm-et-3 2023-06-23 14:28 01:25:26 1951006 500 430 0 70 +449.35 ± 41.19
194192 ncm-et-9 2023-06-23 14:28 01:23:28 1944071 500 436 0 64 +466.03 ± 43.18
194191 ncm-et-4 2023-06-23 14:25 01:23:39 1961116 500 430 0 70 +449.35 ± 41.19
194190 ncm-et-15 2023-06-23 14:24 01:24:25 1962159 500 431 2 67 +446.7 ± 42.25
194189 ncm-et-13 2023-06-23 14:22 01:25:55 1958932 500 427 1 72 +438.95 ± 40.66
194182 ncm-et-10 2023-06-23 13:05 01:25:46 1930947 500 419 2 79 +417.32 ± 38.77
194181 ncm-et-9 2023-06-23 13:03 01:24:05 1964786 500 437 0 63 +468.95 ± 43.54
194180 ncm-et-3 2023-06-23 13:02 01:25:30 1954658 500 429 1 70 +444.09 ± 41.26
194179 ncm-et-15 2023-06-23 13:00 01:23:29 1960361 500 425 0 75 +436.43 ± 39.73
194178 ncm-et-4 2023-06-23 12:59 01:25:35 1949057 500 434 0 66 +460.32 ± 42.48
194177 ncm-et-13 2023-06-23 12:58 01:23:04 1963533 500 421 2 77 +421.93 ± 39.29
194170 ncm-et-10 2023-06-23 11:38 01:26:19 1946493 500 428 1 71 +441.5 ± 40.95
194169 ncm-et-9 2023-06-23 11:36 01:25:49 1942471 500 426 1 73 +436.43 ± 40.36
194168 ncm-et-3 2023-06-23 11:35 01:25:39 1957250 500 429 0 71 +446.7 ± 40.89
194167 ncm-et-4 2023-06-23 11:34 01:23:39 1955435 500 418 1 81 +417.32 ± 38.22
194166 ncm-et-15 2023-06-23 11:34 01:25:12 1945757 500 425 1 74 +433.94 ± 40.08
194165 ncm-et-13 2023-06-23 11:34 01:23:45 1960366 500 426 0 74 +438.95 ± 40.01
194152 ncm-et-3 2023-06-23 10:10 01:24:35 1958839 500 428 1 71 +441.5 ± 40.95
194151 ncm-et-10 2023-06-23 10:10 01:27:10 1956195 500 438 2 60 +466.04 ± 44.75
194150 ncm-et-13 2023-06-23 10:10 01:23:15 1968510 500 416 1 83 +412.8 ± 37.74
194149 ncm-et-15 2023-06-23 10:10 01:23:30 1961696 500 424 0 76 +433.94 ± 39.45
194148 ncm-et-9 2023-06-23 10:10 01:25:44 1956185 500 418 1 81 +417.32 ± 38.22
194147 ncm-et-4 2023-06-23 10:10 01:23:49 1956187 500 432 1 67 +452.04 ± 42.22

Commit

Commit ID 52e84e4b4675aae52a619c309479684dc5478bf5
Author Joost VandeVondele
Date 2023-06-22 08:17:44 UTC
Update winrate model with June data Retained 748191776 scored positions for analysis const int NormalizeToPawnValue = 328; Corresponding spread = 60; Corresponding normalized spread = 0.18337766691628035; Draw rate at 0.0 eval at move 32 = 0.9914715947898592; closes https://github.com/official-stockfish/Stockfish/pull/4636 No functional change
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