Dev Builds » 20210915-1550

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 08:18:48 1957127 3330 2878 8 444 +451.85 +/- 16.19
ncm-et-4 08:18:49 1959788 3342 2817 9 516 +424.53 +/- 15.0
ncm-et-9 08:18:45 1960110 3324 2852 1 471 +446.31 +/- 15.68
ncm-et-10 08:18:42 1957222 3318 2846 7 465 +443.61 +/- 15.81
ncm-et-13 08:18:54 1958474 3347 2887 7 453 +449.98 +/- 16.02
ncm-et-15 08:18:36 1958951 3339 2875 5 459 +448.74 +/- 15.91
20000 17155 37 2808 +443.96 +/- 6.42

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
151610 ncm-et-10 2021-09-16 01:43 00:48:47 1950555 318 279 0 39 +473.95 +/- 55.96
151609 ncm-et-3 2021-09-16 01:42 00:49:59 1957886 330 288 0 42 +467.09 +/- 53.79
151608 ncm-et-4 2021-09-16 01:42 00:50:06 1971592 342 280 0 62 +400.55 +/- 43.71
151607 ncm-et-9 2021-09-16 01:42 00:50:10 1958623 324 280 0 44 +455.03 +/- 52.45
151606 ncm-et-15 2021-09-16 01:41 00:51:00 1961076 339 289 0 50 +439.59 +/- 49.01
151605 ncm-et-13 2021-09-16 01:39 00:52:55 1963841 347 300 0 47 +455.52 +/- 50.67
151604 ncm-et-4 2021-09-16 00:27 01:13:45 1960775 500 432 3 65 +446.7 +/- 42.92
151603 ncm-et-10 2021-09-16 00:27 01:15:06 1954355 500 443 1 56 +484.25 +/- 46.39
151602 ncm-et-3 2021-09-16 00:27 01:14:03 1960508 500 435 3 62 +454.76 +/- 43.98
151601 ncm-et-15 2021-09-16 00:26 01:13:31 1962458 500 424 0 76 +433.94 +/- 39.45
151600 ncm-et-9 2021-09-16 00:24 01:16:30 1948127 500 426 0 74 +438.95 +/- 40.01
151599 ncm-et-13 2021-09-16 00:23 01:15:26 1946493 500 437 0 63 +468.95 +/- 43.54
151598 ncm-et-10 2021-09-15 23:13 01:13:47 1965540 500 422 0 78 +429.05 +/- 38.92
151597 ncm-et-4 2021-09-15 23:11 01:15:20 1950868 500 424 2 74 +429.05 +/- 40.11
151596 ncm-et-3 2021-09-15 23:11 01:15:54 1951535 500 440 0 60 +477.98 +/- 44.67
151595 ncm-et-15 2021-09-15 23:10 01:16:01 1954195 500 444 1 55 +487.45 +/- 46.83
151594 ncm-et-9 2021-09-15 23:09 01:15:19 1962626 500 440 0 60 +477.98 +/- 44.67
151593 ncm-et-13 2021-09-15 23:08 01:14:06 1963534 500 426 1 73 +436.43 +/- 40.36
151592 ncm-et-10 2021-09-15 21:57 01:14:48 1959861 500 434 0 66 +460.32 +/- 42.48
151591 ncm-et-4 2021-09-15 21:56 01:14:53 1958794 500 431 3 66 +444.09 +/- 42.58
151590 ncm-et-3 2021-09-15 21:55 01:14:34 1958018 500 434 0 66 +460.32 +/- 42.48
151589 ncm-et-15 2021-09-15 21:55 01:13:46 1966336 500 434 1 65 +457.52 +/- 42.89
151588 ncm-et-13 2021-09-15 21:54 01:13:12 1962152 500 437 2 61 +463.16 +/- 44.37
151587 ncm-et-9 2021-09-15 21:53 01:14:34 1956948 500 432 0 68 +454.76 +/- 41.82
151586 ncm-et-10 2021-09-15 20:41 01:15:26 1958016 500 409 2 89 +395.65 +/- 36.43
151585 ncm-et-3 2021-09-15 20:41 01:13:42 1960779 500 429 3 68 +438.95 +/- 41.92
151584 ncm-et-4 2021-09-15 20:41 01:14:38 1958960 500 410 0 90 +401.92 +/- 36.1
151583 ncm-et-9 2021-09-15 20:40 01:13:02 1963842 500 418 0 82 +419.61 +/- 37.91
151582 ncm-et-15 2021-09-15 20:39 01:16:03 1945358 500 428 1 71 +441.5 +/- 40.95
151581 ncm-et-13 2021-09-15 20:38 01:15:47 1946493 500 435 2 63 +457.52 +/- 43.63
151580 ncm-et-10 2021-09-15 19:25 01:15:38 1953910 500 430 1 69 +446.7 +/- 41.57
151579 ncm-et-15 2021-09-15 19:25 01:13:21 1963385 500 430 0 70 +449.35 +/- 41.19
151578 ncm-et-9 2021-09-15 19:24 01:14:48 1965381 500 416 0 84 +415.04 +/- 37.43
151577 ncm-et-3 2021-09-15 19:24 01:16:27 1951928 500 419 2 79 +417.32 +/- 38.77
151576 ncm-et-13 2021-09-15 19:23 01:13:51 1961400 500 431 1 68 +449.35 +/- 41.89
151575 ncm-et-4 2021-09-15 19:23 01:16:31 1953062 500 424 0 76 +433.94 +/- 39.45
151574 ncm-et-9 2021-09-15 18:09 01:14:22 1965225 500 440 1 59 +474.93 +/- 45.13
151573 ncm-et-10 2021-09-15 18:09 01:15:10 1958320 500 429 3 68 +438.95 +/- 41.92
151572 ncm-et-3 2021-09-15 18:09 01:14:09 1959241 500 433 0 67 +457.52 +/- 42.15
151571 ncm-et-13 2021-09-15 18:09 01:13:37 1965411 500 421 1 78 +424.28 +/- 38.99
151570 ncm-et-15 2021-09-15 18:09 01:14:54 1959850 500 426 2 72 +433.94 +/- 40.69
151569 ncm-et-4 2021-09-15 18:09 01:13:36 1964470 500 416 1 83 +412.8 +/- 37.74

Commit

Commit ID 723f48dec0eb05204b51cace54b033a5a85a66b9
Author SFisGOD
Date 2021-09-15 15:50:20 UTC
Update default net to nn-13406b1dcbe0.nnue SPSA 1: https://tests.stockfishchess.org/tests/view/6134abc425b9b35584838572 Parameters: A total of 64 net biases were tuned (hidden layer 1) Base net: nn-6762d36ad265.nnue New net: nn-c9fdeea14cb2.nnue SPSA 2: https://tests.stockfishchess.org/tests/view/61355b7e25b9b3558483860e Parameters: 256 net weights and 8 net biases (output layer) Base net: nn-c9fdeea14cb2.nnue New net: nn-0ddc28184f4c.nnue SPSA 3: https://tests.stockfishchess.org/tests/view/613737be0cd98ab40c0c9e4e Parameters: A total of 256 net biases were tuned (hidden layer 2) Base net: nn-0ddc28184f4c.nnue New net: nn-2419828bb394.nnue SPSA 4: https://tests.stockfishchess.org/tests/view/613966ff689039fce12e0fe7 Parameters: A total of 64 net biases were tuned (hidden layer 1) Base net: nn-2419828bb394.nnue New net: nn-05d9b1ee3037.nnue SPSA 5: https://tests.stockfishchess.org/tests/view/613b4a38689039fce12e1209 Parameters: 256 net weights and 8 net biases (output layer) Base net: nn-05d9b1ee3037.nnue New net: nn-98c6ce0fc15f.nnue SPSA 6: https://tests.stockfishchess.org/tests/view/613e331515591e7c9ebc3fe9 Parameters: A total of 256 net biases were tuned (hidden layer 2) Base net: nn-98c6ce0fc15f.nnue New net: nn-13406b1dcbe0.nnue STC: LLR: 2.93 (-2.94,2.94) <-0.50,2.50> Total: 82008 W: 21044 L: 20752 D: 40212 Ptnml(0-2): 264, 9341, 21525, 9587, 287 https://tests.stockfishchess.org/tests/view/613f7c6cf29dda16fcca870c LTC: LLR: 2.96 (-2.94,2.94) <0.50,3.50> Total: 182928 W: 46258 L: 45602 D: 91068 Ptnml(0-2): 107, 19448, 51712, 20076, 121 https://tests.stockfishchess.org/tests/view/613fccb97315e7c73204a48c Closes #3703 Bench: 6658747
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