TOSHIBA LTC CHESS ENGINE TOURNAMENT

[mig2004]

UPCOMING TOURNAMENT ENGINES

Filename: SF Official 230507-65e21-m- master Refine deeper post-lmr searches.7z
Size: 461.5 MB
ENGINE NAME
SF Official 230507-65e21-m- master Refine deeper post-lmr searches

ENGINE INFO
SF Official 230507-65e21-M Refine deeper post-lmr searches. This patch improves logic conditions for performing deeper searches after passed LMR. master, Vizvezdenec authored and vondele committed May 7, 2023. 1 parent 464ebdf commit 65e2150, by the Stockfish developers (see AUTHORS file)

SPEED TEST
(bmi2-pgo. Processor 11th Gen Intel(R) Core(TM) i5-11400H @ 2.70GHz, 2688 Mhz, 6 Core(s), 12 Logical Processor(s)

Total time (ms) : 2074
Nodes searched : 3808503
Nodes/second : 1836308

DOWNLOAD LINK> https://www.file-upload.com/7mfplydo0xfv

------------------------------

Filename: SFT 230509-61e40-65e21-master (Refine deeper post-lmr searches).7z
Size: 461.6 MB

ENGINE NAME
SFT 230509-61e40-65e21-master (Refine deeper post-lmr searches)

ENGINE INFO SFT 230509-61e40-65e21 tuned_negext_rule_2a, cj5716 committed May 9, 2023. 1 parent 65e2150 commit 61e403b. Elo gain over master: 1.53 [0.23,2.81] (95%), by the Stockfish developers (see AUTHORS file)

SPEED TEST
Total time (ms) : 2192
Nodes searched : 3885265
Nodes/second : 1772474
DOWNLOAD LINK> https://www.file-upload.com/ynfiffssx6ui

[mig2004]

UPCOMING NEW ENGINE

Filename: SFT 230507-2b4e2-65e21-master (Refine deeper post-lmr searches).7z
Size: 438.2 MB

ENGINE NAME
SFT 230507-2b4e2-65e21-master (Refine deeper post-lmr searches)

ENGINE INFO

SFT 230509-61e40-65e21 tuned_negext_rule_2a, cj5716 committed May 9, 2023. 1 parent 65e2150 commit 61e403b. Elo gain over master: 1.53 [0.23,2.81] (95%), by the Stockfish developers (see AUTHORS file)

SPEED TEST - Processor 11th Gen Intel(R) Core(TM) i5-11400H @ 2.70GHz, 2688 Mhz, 6 Core(s), 12 Logical Processor(s)

Total time (ms) : 2206
Nodes searched : 3885265
Nodes/second : 1761226

DOWNLOAD LINK: https://www.file-upload.com/1iwndsionvni

[mig2004]

UPCOMING ENGINE

ENGINE NAME
SFT 230510-ddd2f-65e21-master (Refine deeper post-lmr searches)

ENGINE INFO
SFT 230510-ddd2f-65e21 Update evaluate.cpp, depth1 depth3 depth4 depth5, FauziAkram committed May 10, 2023, 1 parent 7963526 commit ddd2f96. Elo gain over master: 1.92 [0.44,3.39] (95%). By the Stockfish developers (see AUTHORS file)

SPEED TEST
Total time (ms) : 2044
Nodes searched : 3826201
Nodes/second : 1871918
(Processor 11th Gen Intel(R) Core(TM) i5-11400H @ 2.70GHz, 2688 Mhz, 6 Core(s), 12 Logical Processor(s))

COMPILER:
Compiled by g++ (GNUC) 10.3.0 on MinGW64
Compilation settings include: 64bit BMI2 AVX2 SSE41 SSSE3 SSE2 POPCNT
__VERSION__ macro expands to: 10.3.0
DOWNLOAD LINK: https://www.file-upload.com/yeomjhw3wifi

[mig2004]

UPCOMING ENGINE

ENGINE NAME
SFT 230516-76f31-65e21-master (Refine deeper post-lmr searches)

ENGINE INFO
SFT 230516-76f31-65e21 Update search.cpp, pvpv3, FauziAkram committed May 16, 2023, 1 parent f45f839 commit 76f3135. ELO GAIN: 3.12 [1.19,5.04] (95%). By the Stockfish developers (see AUTHORS fILE)

SPEED TEST
SFT 230516-76f31-65e21 Update search.cpp, pvpv3, FauziAkram committed May 16, 2023, 1 parent f45f839 commit 76f3135. ELO GAIN: 3.12 [1.19,5.04] (95%). By the Stockfish developers (see AUTHORS file)
Processor 11th Gen Intel(R) Core(TM) i5-11400H @ 2.70GHz, 2688 Mhz, 6 Core(s), 12 Logical Processor(s)

COMPILER
Compiled by g++ (GNUC) 10.3.0 on MinGW64
Compilation settings include: 64bit BMI2 AVX2 SSE41 SSSE3 SSE2 POPCNT
__VERSION__ macro expands to: 10.3.0

DOWNLOAD : https://www.file-upload.com/2msm5pjtaf93

[mig2004]

UPCOMING ENGINE

ENGINE NAME
SFT 230517-9e8ab-65e21-master (Refine deeper post-lmr searches)

ENGINE INFO
SFT 230517-9e8ab-65e21 ttd >= d+3 d <= 9 and k0 cap ttpv -1 2, cnlmr20c2b cnlmr20c3 cnlmr20c3b. candirufish committed May 17, 2023. 1 parent 86eb55c commit 9e8ab47, ELO GAIN: 2.90 [1.05,4.73] (95%). By the Stockfish developers (see AUTHORS file)

SPEED TEST
Total time (ms) : 2136
Nodes searched : 3343633
Nodes/second : 1565371
Processor 11th Gen Intel(R) Core(TM) i5-11400H @ 2.70GHz, 2688 Mhz, 6 Core(s), 12 Logical Processor(s)

COMPILER
Compiled by g++ (GNUC) 10.3.0 on MinGW64
Compilation settings include: 64bit SSE41 SSSE3 SSE2 POPCNT
__VERSION__ macro expands to: 10.3.0

DOWNLOAD LINK: https://www.file-upload.com/7qjzab7lflmd

[mig2004]

UPCOMING CHESS ENGINE

ENGINE NAME:
SFT 230524-80abe-df0fb- master (Small simplification in low depth pruning)

ENGINE INFO:
SFT 230524-80abe-df0fb bench 2861128. cnRedsNoLmr1 cnRedsNoLmr2 cnRedsNoLmr3 ctcCutnode1 ctcCutnode2 ctcCutnode3 ctcCutnode4 someDeeperReorder5 someKillersP1 someKillersP2 someKillersP3 someKillersP4 someKillersP5 ssSubMc1 ssSubMc2 ssSubMc3. Vizvezdenec committed May 24, 2023.1 parent 05a0b1f commit 80abec5. Elo gain 3.26 [1.27,5.23] (95%) over master. By the Stockfish developers (see AUTHORS file)

SPEED TEST:
Total time (ms) : 1629
Nodes searched : 2861128
Nodes/second : 1756370
Processor 11th Gen Intel(R) Core(TM) i5-11400H @ 2.70GHz, 2688 Mhz, 6 Core(s), 12 Logical Processor(s)

Compiled by g++ (GNUC) 10.3.0 on MinGW64
Compilation settings include: 64bit BMI2 AVX2 SSE41 SSSE3 SSE2 POPCNT
__VERSION__ macro expands to: 10.3.0

DOWNLOAD LINK:
https://www.file-upload.com/731rp93f8cwe

[mig2004]

UPCOMING CHESS ENGINE

ENGINE NAME
SFT 230527-5e2d1-c7017- master (Remove ss-ttHit condition where ttValue != VALUE_)

ENGINE INFO
SFT 230527-5e2d1-c7017- master (Remove ss-ttHit condition where ttValue != VALUE_) s20 red nrnfh ttd, s20rnfh3 s20rnfh3b s20rnfh3b2 s20rnfh3e s20rnfh3e2 s20rnfh3f s20rnfh4, candirufish committed 3 days ago, 1 parent ca49884, commit 5e2d1fe.. Elo gain: 3.45 [1.42,5.47] (95%) over master. By the Stockfish developers (see AUTHORS file)

SPEED TEST
Total time (ms) : 1493
Nodes searched : 2671562
Nodes/second : 1789391
Processor 11th Gen Intel(R) Core(TM) i5-11400H @ 2.70GHz, 2688 Mhz, 6 Core(s), 12 Logical Processor(s)

BMI2-PGO

Compiled by g++ (GNUC) 10.3.0 on MinGW64
Compilation settings include: 64bit BMI2 AVX2 SSE41 SSSE3 SSE2 POPCNT
__VERSION__ macro expands to: 10.3.0

https://www.file-upload.com/ays8tjkjda1w

[mig2004]

UPCOMING ENGINE

ENGINE NAME

SFT 230528-4216a-7e9b1-master (Removed quadratic term in optimism)

ENGINE INFO

SFT 230528-4216a-7e9b1 nn-8d69132723e2.nnue, bench 2440828, linrock committed May 29, 2023, 1 parent 9dbcabc commit 1f3a142. ELO GAIN: 4.10 [2.12,6.07] (95%) over master. By the Stockfish developers (see AUTHORS file)

SPEED TEST

Total time (ms) : 1493
Nodes searched : 2440828
Nodes/second : 1634847
bmi2-pgo
Processor 11th Gen Intel(R) Core(TM) i5-11400H @ 2.70GHz, 2688 Mhz, 6 Core(s), 12 Logical Processor(s)
Compiled by g++ (GNUC) 10.3.0 on MinGW64
Compilation settings include: 64bit BMI2 AVX2 SSE41 SSSE3 SSE2 POPCNT
__VERSION__ macro expands to: 10.3.0

DOWNLOAD: https://www.file-upload.com/fagmrrvbtmib

[mig2004]

Tournament ranking/standing as of jun 2, 2023
(for better view copy and paste into your spreadsheet or word processor)

FIRST 50 DISPLAYED

• Rank Name Rating Δ + - # Σ Σ% W L D W% =% OppR
  ---- -------------------------------- ------ ------- ----- ------ ----- ------ ------- ----- ------ --- ------ ------ 0
  1 SFT 230405-c76b5-6a6e3_nndabb 3449 0.0 32 102 2 1.5 75.0 1 0 1 50.0 50.0 3377
  2 Stockfish_230314_T959 nn5247 3440 9.6 39 57 8 5.0 62.5 2 0 6 25.0 75.0 3390
  3 SFT 230312-3b27d-39da5_nn5247 3429 10.4 47 59 8 4.5 56.2 3 2 3 37.5 37.5 3402
  4 Stockfish_230305_T247 nn5247 3423 6.9 47 56 8 5.0 62.5 2 0 6 25.0 75.0 3372
  5 Stockfish_230401_T485_NNdabb 3417 5.8 42 48 12 7.5 62.5 5 2 5 41.7 41.7 3362
  6 SFT 230403-bfc2d-c1104_nndabb 3416 0.7 46 50 12 6.5 54.2 4 3 5 33.3 41.7 3397
  7 SFT 230303-02931-87690_nn5247 3414 2.0 40 44 14 8.5 60.7 5 2 7 35.7 50.0 3368
  8 SFT 230324-928bf-02e46_nn5247 3414 0.6 49 53 10 5.5 55.0 3 2 5 30.0 50.0 3392
  9 Stockfish_230412_T723_NNdabb 3413 1.0 43 49 12 7.0 58.3 2 0 10 16.7 83.3 3376
  10 Stockfish_230325_T458 nn5247 3411 1.3 53 61 8 4.5 56.2 3 2 3 37.5 37.5 3382
  11 Stockfish_230401_c3c4 nndabb 3409 2.5 42 43 12 8.0 66.7 4 0 8 33.3 66.7 3354
  12 Stockfish_230308_T047_nn5247 3400 8.4 37 40 17 10.5 61.8 7 3 7 41.2 41.2 3350
  13 Stockfish_230308_T089 nn5247 3399 1.1 53 60 8 4.5 56.2 3 2 3 37.5 37.5 3373
  14 Stockfish_230401_T927 NNdabb 3397 1.8 45 48 12 6.5 54.2 2 1 9 16.7 75.0 3377
  15 Stockfish_230401_T168 NNDABB 3397 0.0 76 95 2 1.0 50.0 0 0 2 0.0 100 3397
  16 SF Official 221016-9be2_nnad9 3395 2.0 36 37 20 10.5 52.5 5 4 11 25.0 55.0 3385
  17 SFT 230308-5ccc8-39da5_nn5247 3395 0.2 58 68 6 3.5 58.3 2 1 3 33.3 50.0 3360
  18 SFT 221006-CAB4_nnad9b 3389 6.0 60 69 6 3.5 58.3 2 1 3 33.3 50.0 3353
  19 Stockfish_230308_T169 nn5247 3389 0.2 43 47 14 7.5 53.6 4 3 7 28.6 50.0 3372
  20 SFT 220914-C82B0 nnad9b 3386 3.3 36 40 18 10.0 55.6 2 0 16 11.1 88.9 3361
  21 SF Official 221016-79c5_nnad9 3383 2.7 55 63 8 4.5 56.2 4 3 1 50.0 12.5 3352
  22 SFT 230308-bec9c-39da5_nn5247 3382 0.8 66 67 6 3.0 50.0 2 2 2 33.3 33.3 3382
  23 Stockfish_230314_T560 NN5247 3382 0.2 68 69 6 3.0 50.0 3 3 0 50.0 0.0 3382
  24 Stockfish_230313_T902 nn5247 3379 3.5 58 68 6 3.5 58.3 2 1 3 33.3 50.0 3344
  25 SFT 230302-c0a58-87690_nn5247 3378 0.4 63 64 6 3.0 50.0 1 1 4 16.7 66.7 3375
  26 CorChess 230325-36087_nn5247 3377 0.9 44 44 12 5.5 45.8 2 3 7 16.7 58.3 3386
  27 SFT 230323-623ab-02e46_nn5247 3376 1.2 67 68 6 3.0 50.0 3 3 0 50.0 0.0 3376
  28 Stockfish_220917_T335 nnad9b 3375 0.8 36 40 20 11.0 55.0 5 3 12 25.0 60.0 3351
  29 Stockfish_230325_T508_nn5247 3375 0.3 64 67 6 3.0 50.0 2 2 2 33.3 33.3 3376
  30 Stockfish 170422 T285 nn6877 3375 0.4 22 22 52 31.0 59.6 19 9 24 36.5 46.2 3336
  31 Stockfish_230305_T312 nn5247 3373 2.0 64 64 6 3.0 50.0 1 1 4 16.7 66.7 3371
  32 Stockfish_230227_T830 nn1337 3372 0.5 65 65 6 3.0 50.0 1 1 4 16.7 66.7 3371
  33 Stockfish_230227_T987 nn1337 3372 0.4 64 64 6 3.0 50.0 0 0 6 0.0 100 3372
  34 Stockfish_22100816_T250nnad9b 3370 1.8 54 62 8 4.5 56.2 3 2 3 37.5 37.5 3340
  35 SFT 230306-2be47-cdec7_nn5247 3369 0.9 68 69 6 3.0 50.0 3 3 0 50.0 0.0 3368
  36 SFT 220914-71df-82bb_nnad9b 3368 0.5 68 69 6 3.0 50.0 2 2 2 33.3 33.3 3369
  37 SFT 221104-99f59-d0965_nnad9b 3367 1.1 43 46 14 7.5 53.6 3 2 9 21.4 64.3 3351
  38 SFofficial 221008-d527_nnad9b 3367 0.4 59 69 6 3.5 58.3 2 1 3 33.3 50.0 3332
  39 SFT 230306-1ac75-cdec7_nn5247 3367 0.2 39 42 16 9.5 59.4 7 4 5 43.8 31.2 3333
  40 Stockfish_221202_T829 nnad9b 3365 1.6 39 38 18 8.5 47.2 4 5 9 22.2 50.0 3376
  41 Stockfish_221016_T901 nnad9b 3362 2.6 67 68 6 3.0 50.0 2 2 2 33.3 33.3 3362
  42 SFT 220923-b0db5_nnad9b 3362 0.3 60 66 6 3.5 58.3 2 1 3 33.3 50.0 3331
  43 Stockfish_230314_T630 nn5247 3362 0.4 51 59 8 4.5 56.2 1 0 7 12.5 87.5 3335
  44 Stockfish_221105_T153 nnad9b 3361 0.5 33 35 25 13.0 52.0 3 2 20 12.0 80.0 3352
  45 SF Official 220815-15ac_nnad9 3359 1.8 34 37 22 12.0 54.5 7 5 10 31.8 45.5 3336
  46 Stockfish_230401_T608 nnDABB 3359 0.3 57 68 6 3.5 58.3 1 0 5 16.7 83.3 3325
  47 SFT 230328-4b49b-587bc_nn5247 3359 0.4 51 51 11 5.5 50.0 0 0 11 0.0 100 3356
  48 Stockfish_230314_T714 nn5247 3358 0.4 53 55 8 4.0 50.0 1 1 6 12.5 75.0 3357
  49 SFT 230303-80973-87690_nn5247 3358 0.9 66 65 6 3.0 50.0 1 1 4 16.7 66.7 3357
  50 Stockfish_22090705_T708 nnad9 3357 0.1 29 29 32 15.0 46.9 5 7 20 15.6 62.5 3370

....Number of games in toshiba.pgn is 11038

Number of players in toshiba.pgn is 938

Number of player pairings in toshiba.pgn = 2657

Number of clusters in toshiba.pgn is 6

mm> 0.19

Offset> 3200

Download> https://www.file-upload.com/nvf9xbslh4sf

[mig2004]

UPCOMING CHESS ENGINE

ENGINE NAME

SFT 230530-53a5d-7e9b1-master (Removed quadratic term in optimism)

ENGINE INFO

SFT 230530-53a5d-7e9b1 histor, hist1, praveentml committed May 30, 2023. 1 parent ac154d2 commit 53a5da0. Elo gain: 2.23 [0.64,3.81] (95%) over master. By the Stockfish developers (see AUTHORS file)

SPEED TEST
BMI2-PGO
Processor 11th Gen Intel(R) Core(TM) i5-11400H @ 2.70GHz, 2688 Mhz, 6 Core(s), 12 Logical Processor(s)
Total time (ms) : 1438
Nodes searched : 2359096
Nodes/second : 1640539
Compiled by g++ (GNUC) 10.3.0 on MinGW64
Compilation settings include: 64bit BMI2 AVX2 SSE41 SSSE3 SSE2 POPCNT
__VERSION__ macro expands to: 10.3.0

DOWNLOAD: https://www.file-upload.com/mtva3xm02ee6