Dev Builds » 20230604-2054

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 09:29:56 1947944 3318 2842 4 472 +443.22 ± 15.68
ncm-et-4 09:30:00 1955588 3341 2883 8 450 +450.05 ± 16.08
ncm-et-9 09:29:42 1958380 3357 2865 4 488 +439.27 ± 15.41
ncm-et-10 09:29:22 1947876 3302 2856 6 440 +453.55 ± 16.25
ncm-et-13 09:29:53 1955648 3334 2895 4 435 +459.09 ± 16.34
ncm-et-15 09:29:50 1957252 3348 2878 0 470 +448.84 ± 15.69
20000 17219 26 2755 +448.89 ± 6.48

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
191062 ncm-et-10 2023-06-08 09:44 00:52:43 1942685 302 270 1 31 +495.25 ± 63.44
191061 ncm-et-3 2023-06-08 09:42 00:55:01 1925154 318 277 0 41 +464.68 ± 54.47
191060 ncm-et-4 2023-06-08 09:40 00:57:13 1968042 341 296 2 43 +452.27 ± 53.22
191059 ncm-et-13 2023-06-08 09:40 00:57:28 1952978 334 293 0 41 +473.78 ± 54.5
191058 ncm-et-15 2023-06-08 09:39 00:58:41 1957407 348 303 0 45 +464.14 ± 51.86
191057 ncm-et-9 2023-06-08 09:38 00:59:38 1963233 357 316 1 40 +481.65 ± 55.35
191050 ncm-et-10 2023-06-08 08:17 01:26:47 1952631 500 422 0 78 +429.05 ± 38.92
191049 ncm-et-3 2023-06-08 08:16 01:25:56 1954847 500 432 2 66 +449.35 ± 42.58
191048 ncm-et-13 2023-06-08 08:14 01:24:47 1959409 500 430 0 70 +449.35 ± 41.19
191047 ncm-et-4 2023-06-08 08:14 01:26:05 1952542 500 435 0 65 +463.15 ± 42.83
191046 ncm-et-15 2023-06-08 08:13 01:25:10 1955878 500 434 0 66 +460.32 ± 42.48
191045 ncm-et-9 2023-06-08 08:11 01:26:29 1956033 500 430 0 70 +449.35 ± 41.19
191038 ncm-et-10 2023-06-08 06:52 01:24:42 1956468 500 437 2 61 +463.16 ± 44.37
191037 ncm-et-3 2023-06-08 06:49 01:26:30 1949210 500 423 0 77 +431.48 ± 39.18
191036 ncm-et-13 2023-06-08 06:48 01:25:16 1957629 500 437 2 61 +463.16 ± 44.37
191035 ncm-et-15 2023-06-08 06:48 01:24:33 1959557 500 431 0 69 +452.04 ± 41.5
191034 ncm-et-4 2023-06-08 06:46 01:26:46 1945450 500 429 1 70 +444.09 ± 41.26
191033 ncm-et-9 2023-06-08 06:45 01:25:06 1964490 500 430 0 70 +449.35 ± 41.19
191026 ncm-et-10 2023-06-08 05:24 01:27:04 1946761 500 436 1 63 +463.16 ± 43.6
191025 ncm-et-13 2023-06-08 05:23 01:24:47 1960319 500 443 0 57 +487.45 ± 45.89
191024 ncm-et-15 2023-06-08 05:23 01:24:13 1950890 500 428 0 72 +444.08 ± 40.59
191023 ncm-et-3 2023-06-08 05:22 01:25:45 1954830 500 429 0 71 +446.7 ± 40.89
191022 ncm-et-9 2023-06-08 05:21 01:23:27 1960162 500 415 2 83 +408.38 ± 37.78
191021 ncm-et-4 2023-06-08 05:20 01:25:11 1952091 500 430 0 70 +449.35 ± 41.19
191014 ncm-et-10 2023-06-08 03:57 01:25:45 1953133 500 438 1 61 +468.96 ± 44.35
191013 ncm-et-13 2023-06-08 03:57 01:25:49 1947829 500 433 0 67 +457.52 ± 42.15
191012 ncm-et-15 2023-06-08 03:56 01:26:09 1957747 500 421 0 79 +426.65 ± 38.66
191011 ncm-et-9 2023-06-08 03:55 01:24:54 1943638 500 430 0 70 +449.35 ± 41.19
191010 ncm-et-3 2023-06-08 03:55 01:26:31 1949973 500 433 0 67 +457.52 ± 42.15
191009 ncm-et-4 2023-06-08 03:53 01:26:44 1950565 500 441 2 57 +474.93 ± 45.97
191002 ncm-et-15 2023-06-08 02:31 01:24:17 1960810 500 435 0 65 +463.15 ± 42.83
191001 ncm-et-3 2023-06-08 02:31 01:23:49 1946469 500 423 0 77 +431.48 ± 39.18
191000 ncm-et-13 2023-06-08 02:30 01:25:28 1959127 500 435 0 65 +463.15 ± 42.83
190999 ncm-et-10 2023-06-08 02:30 01:26:50 1945704 500 423 0 77 +431.48 ± 39.18
190998 ncm-et-9 2023-06-08 02:29 01:25:30 1956641 500 420 1 79 +421.93 ± 38.73
190997 ncm-et-4 2023-06-08 02:28 01:23:41 1961798 500 427 1 72 +438.95 ± 40.66
190990 ncm-et-10 2023-06-08 01:04 01:25:31 1937756 500 430 1 69 +446.7 ± 41.57
190989 ncm-et-9 2023-06-08 01:04 01:24:38 1964465 500 424 0 76 +433.94 ± 39.45
190988 ncm-et-15 2023-06-08 01:04 01:26:47 1958478 500 426 0 74 +438.95 ± 40.01
190987 ncm-et-3 2023-06-08 01:04 01:26:24 1955128 500 425 2 73 +431.48 ± 40.4
190986 ncm-et-4 2023-06-08 01:03 01:24:20 1958632 500 425 2 73 +431.48 ± 40.4
190985 ncm-et-13 2023-06-08 01:03 01:26:18 1952249 500 424 2 74 +429.05 ± 40.11

Commit

Commit ID 06186b786e4a73a29d6f0eef80fa7e20084a1e85
Author Muzhen Gaming
Date 2023-06-04 20:54:13 UTC
Search tuning at very long time control with new net The most significant change would be the singularBeta formula. It was first tested by cj5716 (see https://tests.stockfishchess.org/tests/view/647317c9d29264e4cfa74ec7), and I took much inspiration from that idea. LTC (fixed games): https://tests.stockfishchess.org/tests/view/6479d8da54dd118e1d990b12 Elo: 0.61 ± 1.2 (95%) LOS: 83.4% Total: 60000 W: 16278 L: 16172 D: 27550 Ptnml(0-2): 16, 5845, 18179, 5937, 23 nElo: 1.38 ± 2.8 (95%) PairsRatio: 1.02 VLTC 180+1.8: https://tests.stockfishchess.org/tests/view/6479da1454dd118e1d990b2b LLR: 2.95 (-2.94,2.94) <0.50,2.50> Total: 33224 W: 9261 L: 8984 D: 14979 Ptnml(0-2): 5, 2809, 10710, 3080, 8 SMP VLTC 8-thread: https://tests.stockfishchess.org/tests/view/647b0fe354dd118e1d992425 LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 61398 W: 17386 L: 17081 D: 26931 Ptnml(0-2): 7, 4571, 21232, 4888, 1 closes https://github.com/official-stockfish/Stockfish/pull/4603 Bench: 2805878
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