Dev Builds » 20220108-0744

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 11:18:00 1959090 3389 2953 5 431 +462.98 +/- 16.42
ncm-et-4 11:17:49 1880938 3196 2817 11 368 +474.89 +/- 17.8
ncm-et-9 11:17:41 1961595 3407 2951 5 451 +455.71 +/- 16.05
ncm-et-10 10:56:03 1959335 3238 2773 2 463 +443.79 +/- 15.82
ncm-et-13 11:17:52 1962636 3389 2920 4 465 +449.93 +/- 15.8
ncm-et-15 11:17:50 1961180 3383 2942 5 436 +460.55 +/- 16.33
20002 17356 32 2614 +457.68 +/- 6.66

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
156085 ncm-et-10 2022-01-08 21:25 00:28:59 1960156 143 123 0 20 +449.52 +/- 80.25
156084 ncm-et-4 2022-01-08 21:12 00:42:08 1869051 196 175 1 20 +490.31 +/- 80.65
156083 ncm-et-15 2022-01-08 20:38 01:16:20 1959862 383 337 0 46 +477.82 +/- 51.31
156082 ncm-et-3 2022-01-08 20:37 01:16:45 1960623 389 337 0 52 +457.97 +/- 48.07
156081 ncm-et-13 2022-01-08 20:36 01:18:27 1963074 389 332 0 57 +440.82 +/- 45.78
156080 ncm-et-9 2022-01-08 20:31 01:22:42 1967541 407 353 0 54 +459.36 +/- 47.14
156079 ncm-et-10 2022-01-08 19:43 01:41:09 1965234 500 447 1 52 +497.4 +/- 48.23
156078 ncm-et-4 2022-01-08 19:26 01:45:01 1917694 500 438 3 59 +463.16 +/- 45.12
156077 ncm-et-15 2022-01-08 18:58 01:39:15 1964920 500 423 2 75 +426.65 +/- 39.83
156076 ncm-et-3 2022-01-08 18:57 01:39:35 1975616 500 440 0 60 +477.98 +/- 44.67
156075 ncm-et-13 2022-01-08 18:57 01:38:16 1969553 500 434 1 65 +457.52 +/- 42.89
156074 ncm-et-9 2022-01-08 18:52 01:38:22 1963231 500 440 2 58 +471.92 +/- 45.55
156073 ncm-et-10 2022-01-08 18:02 01:40:05 1958019 500 427 0 73 +441.5 +/- 40.29
156072 ncm-et-4 2022-01-08 17:24 02:01:03 1631893 500 441 0 59 +481.09 +/- 45.07
156071 ncm-et-15 2022-01-08 17:17 01:40:18 1963407 500 443 0 57 +487.45 +/- 45.89
156070 ncm-et-13 2022-01-08 17:15 01:40:43 1968474 500 425 1 74 +433.94 +/- 40.08
156069 ncm-et-3 2022-01-08 17:15 01:41:24 1956342 500 442 1 57 +481.1 +/- 45.96
156068 ncm-et-9 2022-01-08 17:12 01:39:27 1960163 500 433 1 66 +454.76 +/- 42.55
156067 ncm-et-10 2022-01-08 16:20 01:41:09 1945318 500 420 1 79 +421.93 +/- 38.73
156066 ncm-et-4 2022-01-08 15:39 01:44:19 1907656 500 442 2 56 +477.99 +/- 46.39
156065 ncm-et-15 2022-01-08 15:35 01:41:06 1959573 500 442 1 57 +481.1 +/- 45.96
156064 ncm-et-9 2022-01-08 15:33 01:38:14 1961853 500 432 1 67 +452.04 +/- 42.22
156063 ncm-et-13 2022-01-08 15:33 01:41:31 1953137 500 420 0 80 +424.27 +/- 38.4
156062 ncm-et-3 2022-01-08 15:32 01:42:13 1951913 500 434 2 64 +454.76 +/- 43.27
156061 ncm-et-10 2022-01-08 14:38 01:41:22 1955119 500 415 0 85 +412.8 +/- 37.2
156060 ncm-et-4 2022-01-08 13:54 01:44:16 1915346 500 431 1 68 +449.35 +/- 41.89
156059 ncm-et-9 2022-01-08 13:53 01:39:16 1961249 500 435 0 65 +463.15 +/- 42.83
156058 ncm-et-13 2022-01-08 13:53 01:39:44 1955144 500 441 1 58 +477.99 +/- 45.54
156057 ncm-et-15 2022-01-08 13:52 01:42:27 1956483 500 420 1 79 +421.93 +/- 38.73
156056 ncm-et-3 2022-01-08 13:51 01:40:57 1944946 500 432 1 67 +452.04 +/- 42.22
156055 ncm-et-10 2022-01-08 12:55 01:42:27 1954956 500 428 0 72 +444.08 +/- 40.59
156054 ncm-et-9 2022-01-08 12:13 01:39:18 1961553 500 425 0 75 +436.43 +/- 39.73
156053 ncm-et-4 2022-01-08 12:13 01:40:48 1963224 500 440 1 59 +474.93 +/- 45.13
156052 ncm-et-15 2022-01-08 12:13 01:38:23 1963230 500 433 0 67 +457.52 +/- 42.15
156051 ncm-et-13 2022-01-08 12:13 01:39:29 1961842 500 436 1 63 +463.16 +/- 43.6
156050 ncm-et-3 2022-01-08 12:13 01:37:25 1959739 500 427 0 73 +441.5 +/- 40.29
156049 ncm-et-10 2022-01-08 11:14 01:40:24 1969397 500 434 0 66 +460.32 +/- 42.48
156048 ncm-et-10 2022-01-08 11:02 00:07:56 1957874 37 31 0 6 +421.69 +/- 173.48
156047 ncm-et-10 2022-01-08 10:54 00:03:44 1970655 19 17 0 2 +501.94 +/- 428.28
156046 ncm-et-10 2022-01-08 10:45 00:03:45 1961247 17 13 0 4 +349.94 +/- 242.63
156045 ncm-et-10 2022-01-08 10:38 00:02:46 1960461 12 10 0 2 +416.38 +/- 473.37
156044 ncm-et-15 2022-01-08 10:32 01:40:01 1960786 500 444 1 55 +487.45 +/- 46.83
156043 ncm-et-13 2022-01-08 10:32 01:39:42 1967232 500 432 0 68 +454.76 +/- 41.82
156042 ncm-et-9 2022-01-08 10:32 01:40:22 1955578 500 433 1 66 +454.76 +/- 42.55
156041 ncm-et-3 2022-01-08 10:32 01:39:41 1964456 500 441 1 58 +477.99 +/- 45.54
156040 ncm-et-10 2022-01-08 10:32 00:02:17 1953587 10 8 0 2 +381.52 +/- 492.07
156039 ncm-et-4 2022-01-08 10:32 01:40:14 1961705 500 450 3 47 +500.83 +/- 50.76

Commit

Commit ID 9ad0ea73825bf463e842fb1fd41b5acaa8a1cfe1
Author Joost VandeVondele
Date 2022-01-08 07:44:49 UTC
Tune a few parameters related to evaluation based on a SPSA tune (using Autoselect) https://tests.stockfishchess.org/tests/view/61d5aa63a314fed318a57046 passed STC: LLR: 2.93 (-2.94,2.94) <0.00,2.50> Total: 61960 W: 16640 L: 16316 D: 29004 Ptnml(0-2): 278, 6934, 16204, 7314, 250 https://tests.stockfishchess.org/tests/view/61d7fe4af5fd40f357469a8d passed LTC: LLR: 2.97 (-2.94,2.94) <0.50,3.00> Total: 79408 W: 21994 L: 21618 D: 35796 Ptnml(0-2): 106, 7887, 23331, 8285, 95 https://tests.stockfishchess.org/tests/view/61d836b7f5fd40f35746a3d5 closes https://github.com/official-stockfish/Stockfish/pull/3883 Bench: 4266621
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