Dev Builds » 20220815-1601

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 11:17:35 1958315 3342 2866 8 468 +443.02 +/- 15.76
ncm-et-4 11:17:51 1932482 3290 2877 13 400 +463.9 +/- 17.07
ncm-et-9 11:17:43 1963037 3351 2903 8 440 +454.65 +/- 16.26
ncm-et-10 11:14:10 1953695 3290 2866 5 419 +462.6 +/- 16.66
ncm-et-13 11:18:07 1963419 3357 2912 2 443 +458.7 +/- 16.18
ncm-et-15 11:17:42 1960929 3370 2922 5 443 +456.94 +/- 16.2
20000 17346 41 2613 +456.48 +/- 6.66

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
159979 ncm-et-10 2022-08-16 17:13 00:55:59 1956485 266 233 0 33 +471.82 +/- 61.15
159978 ncm-et-4 2022-08-16 17:09 01:00:24 1914465 290 256 1 33 +476.93 +/- 61.31
159977 ncm-et-3 2022-08-16 17:00 01:09:42 1958331 342 306 1 35 +497.08 +/- 59.45
159976 ncm-et-9 2022-08-16 16:59 01:10:22 1966773 351 305 2 44 +453.73 +/- 52.59
159975 ncm-et-13 2022-08-16 16:56 01:13:24 1958164 357 311 0 46 +464.8 +/- 51.27
159974 ncm-et-15 2022-08-16 16:55 01:14:01 1961084 370 318 0 52 +448.63 +/- 48.05
159973 ncm-et-10 2022-08-16 15:31 01:41:58 1958777 500 437 1 62 +466.04 +/- 43.97
159972 ncm-et-4 2022-08-16 15:20 01:48:50 1863368 500 436 0 64 +466.03 +/- 43.18
159971 ncm-et-9 2022-08-16 15:16 01:42:16 1958180 500 425 2 73 +431.48 +/- 40.4
159970 ncm-et-3 2022-08-16 15:16 01:43:05 1946392 500 425 2 73 +431.48 +/- 40.4
159969 ncm-et-13 2022-08-16 15:15 01:40:16 1963842 500 425 1 74 +433.94 +/- 40.08
159968 ncm-et-15 2022-08-16 15:14 01:40:20 1960939 500 433 2 65 +452.04 +/- 42.92
159967 ncm-et-10 2022-08-16 13:47 01:43:23 1948002 500 442 2 56 +477.99 +/- 46.39
159966 ncm-et-10 2022-08-16 13:38 00:04:58 1954809 24 18 0 6 +337.98 +/- 165.55
159965 ncm-et-4 2022-08-16 13:37 01:41:29 1950920 500 443 3 54 +477.99 +/- 47.24
159964 ncm-et-3 2022-08-16 13:35 01:40:16 1960165 500 418 1 81 +417.32 +/- 38.22
159963 ncm-et-15 2022-08-16 13:34 01:39:53 1961843 500 448 0 52 +504.32 +/- 48.17
159962 ncm-et-13 2022-08-16 13:34 01:41:07 1968939 500 433 1 66 +454.76 +/- 42.55
159961 ncm-et-9 2022-08-16 13:33 01:42:49 1956038 500 434 0 66 +460.32 +/- 42.48
159960 ncm-et-10 2022-08-16 11:56 01:41:18 1954810 500 436 0 64 +466.03 +/- 43.18
159959 ncm-et-4 2022-08-16 11:56 01:40:41 1964623 500 436 3 61 +457.52 +/- 44.35
159958 ncm-et-3 2022-08-16 11:54 01:40:16 1960017 500 419 2 79 +417.32 +/- 38.77
159957 ncm-et-9 2022-08-16 11:52 01:39:28 1976548 500 433 2 65 +452.04 +/- 42.92
159956 ncm-et-15 2022-08-16 11:52 01:40:54 1961074 500 426 0 74 +438.95 +/- 40.01
159955 ncm-et-13 2022-08-16 11:52 01:40:51 1961719 500 435 0 65 +463.15 +/- 42.83
159954 ncm-et-4 2022-08-16 10:14 01:41:55 1951832 500 429 1 70 +444.09 +/- 41.26
159953 ncm-et-10 2022-08-16 10:13 01:42:46 1945580 500 432 1 67 +452.04 +/- 42.22
159952 ncm-et-3 2022-08-16 10:12 01:41:02 1962171 500 433 0 67 +457.52 +/- 42.15
159951 ncm-et-15 2022-08-16 10:12 01:39:57 1959545 500 439 0 61 +474.93 +/- 44.28
159950 ncm-et-9 2022-08-16 10:11 01:41:10 1961690 500 435 0 65 +463.15 +/- 42.83
159949 ncm-et-13 2022-08-16 10:10 01:41:58 1959091 500 428 0 72 +444.08 +/- 40.59
159948 ncm-et-4 2022-08-16 08:32 01:40:47 1969705 500 440 1 59 +474.93 +/- 45.13
159947 ncm-et-3 2022-08-16 08:30 01:41:52 1957598 500 424 2 74 +429.05 +/- 40.11
159946 ncm-et-10 2022-08-16 08:29 01:42:51 1958037 500 437 1 62 +466.04 +/- 43.97
159945 ncm-et-9 2022-08-16 08:29 01:40:44 1965845 500 429 2 69 +441.5 +/- 41.61
159944 ncm-et-13 2022-08-16 08:29 01:40:23 1961704 500 436 0 64 +466.03 +/- 43.18
159943 ncm-et-15 2022-08-16 08:28 01:42:35 1958321 500 425 1 74 +433.94 +/- 40.08
159942 ncm-et-3 2022-08-16 06:48 01:41:22 1963532 500 441 0 59 +481.09 +/- 45.07
159941 ncm-et-10 2022-08-16 06:48 01:40:57 1953061 500 431 0 69 +452.04 +/- 41.5
159940 ncm-et-4 2022-08-16 06:48 01:43:45 1912466 500 437 4 59 +457.52 +/- 45.06
159939 ncm-et-15 2022-08-16 06:48 01:40:02 1963699 500 433 2 65 +452.04 +/- 42.92
159938 ncm-et-9 2022-08-16 06:48 01:40:54 1956187 500 442 0 58 +484.24 +/- 45.47
159937 ncm-et-13 2022-08-16 06:48 01:40:08 1970478 500 444 0 56 +490.71 +/- 46.32

Commit

Commit ID 15ac117ac492e3147b391aa0ee3665fe8876be63
Author Joost VandeVondele
Date 2022-08-15 16:01:37 UTC
Simplify the use of classical eval no benefit of the fallback term (exercised rarely). Cleanup the associated code. passed STC https://tests.stockfishchess.org/tests/view/62f62c2b6f0a08af9f776367 LLR: 2.96 (-2.94,2.94) <-1.75,0.25> Total: 67832 W: 18334 L: 18148 D: 31350 Ptnml(0-2): 369, 7171, 18609, 7439, 328 passed LTC https://tests.stockfishchess.org/tests/view/62f68beb6f0a08af9f77710e LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 104664 W: 28363 L: 28233 D: 48068 Ptnml(0-2): 169, 10162, 31511, 10350, 140 closes https://github.com/official-stockfish/Stockfish/pull/4132 Bench: 6079565
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