TOSHIBA LTC CHESS ENGINE TOURNAMENT

[mig2004]

Filename: SF Official 230412-4ad27-master (Fix capturing underpromotions issue).7z
Size: 481.5 MB
https://www.file-upload.com/b9poamhcsum4

Filename: SFT 230421-47ffc-acb0d-master (Simplify stats assignment for Pv nodes).7z
Size: 481.5 MB
https://www.file-upload.com/666m4f3svf3h

[mig2004]

UPCOMING ENGINES


1) Filename: SF Official 230422-ba06c-master (Less reduction for tt move.).7z
Size: 481.6 MB

ENGINE NAME
SF Official 230422-ba06c-master (Less reduction for tt move.)


ENGINE INFO
SF Official 230422-ba06c-M ba06c-master (Less reduction for tt move.) By the Stockfish developers (see AUTHORS file)

SPEED TEST (INTEL I3, 2.0 GHZ, BMI2-PGO)
Total time (ms) : 15170
Nodes searched : 3548023
Nodes/second : 233884
https://www.file-upload.com/jgx0kdzob613


2) Filename: SFT 230423-7b13f-ba06c-master (Less reduction for tt move.).7z
Size: 481.5 MB
ENGINE NAME
SFT 230423-7b13f-ba06c-master (Less reduction for tt move.)

ENGINE INFO
SFT 230423-7b13f-ba06c bench 3541192. PriotEBPNe6 priotEBPNe7 priotEBPNe8, Vizvezdenec committed Apr 23, 2023. 1 parent 06ac655 commit 7b13fc4. Elo gain: 2.52 [0.80,4.23] (95%) over master ba06c-(Less reduction for tt move.) By the Stockfish developers (see AUTHORS file)

SPEED TEST (INTEL I3 2.0 GHZ BMI2-PGO)
Total time (ms) : 16738
Nodes searched : 3541192
Nodes/second : 211566
https://www.file-upload.com/b2dzotjm4yo1

[mig2004]

UPCOMING CHESS ENGINES

Filename: SF Official 230422-d64d4-M-Simplify away depth condition for aspiration window adjust.7z
Size: 481.5 MB

https://www.file-upload.com/22976d6uquh3

Filename: SFT 230424-c8328-2fe09-nn-1ceb1a57d117.nnue (nn-1ceb1a57d117.nnue).7z
Size: 484.2 MB

https://www.file-upload.com/2dedz3u5zks6

[mig2004]

UPCOMING ENGINE

Filename: SF Official 230425-c3ce2-M-Created by retraining the master net.7z
Size: 506.6 MB

DOWNLOAD: https://www.file-upload.com/8bsli1lrf5hd

[mig2004]

UPCOMING ENGINE

Filename: SFT 230425-4adea-41f50- master (Update default net to nn-e1fb1ade4432.nnue).7z
Size: 484.2 MB

https://www.file-upload.com/jp42zz4otjo6

[mig2004]

UPCOMING ENGINE

ENGINE NAME
SFT 230501-59ba4-41f50 master (Update default net to nn-e1fb1ade4432.nnue)


engine info
SFT 230501-59ba4-41f50 lazy tune-opt-eval-7p 30+0.3, bench 3946814, nnueEvalOptLazy-1, linrock committed May 1, 2023. 1 parent 41f50b2 commit 59ba462. Elo gain: 2.27 [0.65,3.88] (95%) over master. By the Stockfish developers (see AUTHORS file)

SPEED TEST
Total time (ms) : 2267
Nodes searched : 3946814
Nodes/second : 1740985
Processor 11th Gen Intel(R) Core(TM) i5-11400H @ 2.70GHz, 2688 Mhz, 6 Core(s), 12 Logical Processor(s)

DOWNLOAD LINK: https://www.file-upload.com/ctuf7ez12hj2

[mig2004]

UPCOMING ENGINE

Filename: SFT 230503-14c0e-72d54-master (Adjust reductions).7z
Size: 461.9 MB

https://www.file-upload.com/anhn5ez7ntvv

[mig2004]

TOURNAMENT RESULTS UP TO MAY 1, 2023

(TOP 100 PRESENT ON TABLE BELOW. COPY AND PASTE ON A SPREADSHEET OR WORD PROCESSOR FOR BETTER VIEW)

Filename: toshiba LTC TO MAY 1 2023.7z
Size: 13.9 MB

https://www.file-upload.com/s981j6sq7qrz

• Rank Name Rating Δ + - # Σ Σ% W L D W% =% OppR
  ---------------------------------------------------------------------------------------------------------
  1 SFT 230324-928bf-02e46_nn5247 3459 0.0 24 65 6 4.0 66.7 3 1 2 50.0 33.3 3397
  2 SFT 230312-3b27d-39da5_nn5247 3440 19.4 40 67 6 3.5 58.3 2 1 3 33.3 50.0 3406
  3 Stockfish_230325_T458 nn5247 3439 0.7 41 67 6 3.5 58.3 3 2 1 50.0 16.7 3404
  4 Stockfish_230314_T959 nn5247 3439 0.2 41 66 6 3.5 58.3 1 0 5 16.7 83.3 3406
  5 Stockfish_230305_T247 nn5247 3424 15.5 49 63 6 4.0 66.7 2 0 4 33.3 66.7 3359
  6 SF Official 221016-9be2_nnad9 3411 12.8 38 41 16 9.0 56.2 5 3 8 31.2 50.0 3384
  7 SFT 230303-02931-87690_nn5247 3405 6.2 43 50 12 7.0 58.3 4 2 6 33.3 50.0 3366
  8 Stockfish_230308_T089 nn5247 3403 2.0 57 70 6 3.5 58.3 2 1 3 33.3 50.0 3366
  9 Stockfish_230314_T714 nn5247 3402 0.8 56 65 6 3.5 58.3 1 0 5 16.7 83.3 3368
  10 Stockfish_230314_T630 nn5247 3402 0.0 56 65 6 3.5 58.3 1 0 5 16.7 83.3 3368
  11 SF Official 221016-79c5_nnad9 3395 7.1 60 72 6 3.5 58.3 3 2 1 50.0 16.7 3355
  12 Stockfish_22100816_T250nnad9b 3394 0.8 61 71 6 3.5 58.3 3 2 1 50.0 16.7 3355
  13 SFT 230308-5ccc8-39da5_nn5247 3393 0.9 58 69 6 3.5 58.3 2 1 3 33.3 50.0 3358
  14 SFT 220914-C82B0 nnad9b 3391 1.8 38 42 16 9.0 56.2 2 0 14 12.5 87.5 3363
  15 Stockfish_230308_T169 nn5247 3388 2.6 46 50 12 6.5 54.2 4 3 5 33.3 41.7 3369
  16 Stockfish_230308_T047_nn5247 3388 0.4 46 50 12 7.0 58.3 5 3 4 41.7 33.3 3350
  17 Stockfish_221202_T829 nnad9b 3387 0.9 40 40 16 8.0 50.0 4 4 8 25.0 50.0 3383
  18 SFT 221006-CAB4_nnad9b 3387 0.5 60 69 6 3.5 58.3 2 1 3 33.3 50.0 3350
  19 Stockfish_230313_T902 nn5247 3387 0.0 58 69 6 3.5 58.3 2 1 3 33.3 50.0 3352
  20 SF Official 221008-e903_nnad9 3386 0.3 32 36 24 13.5 56.2 6 3 15 25.0 62.5 3357
  21 Stockfish_221105_T153 nnad9b 3383 3.2 37 41 18 10.0 55.6 3 1 14 16.7 77.8 3357
  22 SFT 230308-bec9c-39da5_nn5247 3381 2.2 67 67 6 3.0 50.0 2 2 2 33.3 33.3 3380
  23 Stockfish_230314_T560 NN5247 3381 0.2 68 69 6 3.0 50.0 3 3 0 50.0 0.0 3380
  24 Stockfish_230305_T312 nn5247 3380 0.2 65 65 6 3.0 50.0 1 1 4 16.7 66.7 3381
  25 SFT 230302-c0a58-87690_nn5247 3378 2.0 63 64 6 3.0 50.0 1 1 4 16.7 66.7 3374
  26 SFT 230306-1ac75-cdec7_nn5247 3378 0.5 45 48 12 7.0 58.3 5 3 4 41.7 33.3 3345
  27 SFT 230306-2be47-cdec7_nn5247 3376 2.0 68 69 6 3.0 50.0 3 3 0 50.0 0.0 3375
  28 Stockfish_230227_T830 nn1337 3375 1.4 66 65 6 3.0 50.0 1 1 4 16.7 66.7 3374
  29 SFT 221104-99f59-d0965_nnad9b 3374 0.1 46 49 12 6.5 54.2 3 2 7 25.0 58.3 3356
  30 Stockfish_230227_T987 nn1337 3374 0.4 64 64 6 3.0 50.0 0 0 6 0.0 100.0 3374
  31 Stockfish_230329_T672 nndabb 3374 0.3 59 65 6 3.5 58.3 2 1 3 33.3 50.0 3344
  32 Stockfish 170422 T285 nn6877 3372 1.7 23 24 48 29.0 60.4 18 8 22 37.5 45.8 3329
  33 SFT 230323-623ab-02e46_nn5247 3372 0.3 68 68 6 3.0 50.0 3 3 0 50.0 0.0 3371
  34 SFofficial 221008-d527_nnad9b 3371 0.8 59 69 6 3.5 58.3 2 1 3 33.3 50.0 3335
  35 Stockfish_230325_T508_nn5247 3371 0.2 65 67 6 3.0 50.0 2 2 2 33.3 33.3 3372
  36 Stockfish_230305_763 nn5247 3369 1.5 64 63 6 3.0 50.0 0 0 6 0.0 100.0 3370
  37 Stockfish_221105_T114 nnad9b 3369 0.5 68 67 6 3.0 50.0 2 2 2 33.3 33.3 3368
  38 Stockfish_230325_T545 NN5247 3368 0.5 64 64 6 3.0 50.0 0 0 6 0.0 100.0 3368
  39 SFT 230328-4b49b-587bc_nn5247 3368 0.0 64 64 6 3.0 50.0 0 0 6 0.0 100.0 3368
  40 SF Official 221105-61a2ci_nna 3368 0.5 67 68 6 3.0 50.0 2 2 2 33.3 33.3 3368
  41 Stockfish_22090705_T708 nnad9 3367 0.9 31 31 28 13.5 48.2 5 6 17 17.9 60.7 3372
  42 SFT 230328-f7e60-587bc_nn5247 3367 0.1 69 69 6 3.0 50.0 3 3 0 50.0 0.0 3367
  43 Stockfish_230325_T749 nn5247 3367 0.0 69 69 6 3.0 50.0 3 3 0 50.0 0.0 3367
  44 Stockfish_221016_T901 nnad9b 3366 0.9 66 68 6 3.0 50.0 2 2 2 33.3 33.3 3365
  45 Stockfish 250122 T072 NNAC07 3365 0.7 30 32 24 13.5 56.2 7 4 13 29.2 54.2 3340
  46 SFT 221005-ad76_nnad9b 3365 0.4 64 66 6 3.0 50.0 1 1 4 16.7 66.7 3365
  47 SFT 220914-71df-82bb_nnad9b 3363 1.5 68 69 6 3.0 50.0 2 2 2 33.3 33.3 3363
  48 Stockfish_220917_T335 nnad9b 3362 0.9 39 42 18 9.5 52.8 4 3 11 22.2 61.1 3349
  49 Stockfish_221003_T447 nnad9b 3362 0.5 38 40 18 9.5 52.8 6 5 7 33.3 38.9 3349
  50 SFT 220923-b0db5_nnad9b 3361 0.7 60 67 6 3.5 58.3 2 1 3 33.3 50.0 3330
  51 SFofficial 221003-8bab_nnad9b 3360 1.0 40 39 18 9.0 50.0 4 4 10 22.2 55.6 3360
  52 SFT 230330-ffc66-3f01e nndabb 3359 0.6 63 64 6 3.5 58.3 3 2 1 50.0 16.7 3332
  53 SF Offciail 220815-4568_nnad9 3356 3.2 32 32 30 15.0 50.0 8 8 14 26.7 46.7 3356
  54 Stockfish_22091112_T554 nnad9 3356 0.2 45 49 12 6.5 54.2 2 1 9 16.7 75.0 3337
  55 Stockfish_22061607_T003 nn3c0 3355 0.7 47 48 12 6.5 54.2 4 3 5 33.3 41.7 3338
  56 Stockfish_221016_T516 nnad9b 3354 1.0 68 58 6 2.5 41.7 0 1 5 0.0 83.3 3390
  57 Stockfish_22050407_T276nnd0b7 3353 1.3 23 24 50 26.5 53.0 11 8 31 22.0 62.0 3338
  58 SFT 230311-6ca31-39da5_nn5247 3353 0.2 67 58 6 2.5 41.7 1 2 3 16.7 50.0 3384
  59 SFT 230303-80973-87690_nn5247 3351 1.8 66 65 6 3.0 50.0 1 1 4 16.7 66.7 3351
  60 Stockfish_230305_T376 nn5247 3351 0.3 64 64 6 3.0 50.0 0 0 6 0.0 100.0 3351
  61 SFT 220401-CD140_nn6877 3350 0.9 23 23 52 26.5 51.0 10 9 33 19.2 63.5 3346
  62 SFT 221006-70C3_nnad9b 3348 2.0 59 65 6 3.5 58.3 1 0 5 16.7 83.3 3317
  63 SF Official 220731-582c_nnad9 3347 0.8 35 36 24 12.5 52.1 10 9 5 41.7 20.8 3337
  64 SF Official 220806-b8f4_nnad9 3346 0.7 28 29 32 17.0 53.1 8 6 18 25.0 56.2 3332
  65 Stockfish_220927_T685 nnad9b 3345 0.9 66 66 6 3.0 50.0 1 1 4 16.7 66.7 3345
  66 SFT 220930-B76A-232BF nnad9b 3345 0.1 65 65 6 3.0 50.0 0 0 6 0.0 100.0 3345
  67 Stockfish_22050317_T481nnd0b7 3344 0.9 24 25 46 24.0 52.2 8 6 32 17.4 69.6 3335
  68 SFT 220220-8BCC nn6877 3343 1.6 42 42 16 9.0 56.2 6 4 6 37.5 37.5 3317
  69 SFT 230228-4fb74-87690_nn5247 3343 0.2 81 70 4 1.5 37.5 1 2 1 25.0 25.0 3391
  70 Stockfish 15 T200 nn-6877 3342 0.3 24 25 46 26.5 57.6 12 5 29 26.1 63.0 3309
  71 Stockfish_22082919_T314_nnad9 3342 0.2 40 41 18 9.5 52.8 2 1 15 11.1 83.3 3329
  72 SFT 230301-7ad71-87690_nn5247 3342 0.1 70 59 6 2.5 41.7 1 2 3 16.7 50.0 3380
  73 SFT 220908-C9DF-6319_nnad9b 3342 0.3 38 38 18 9.5 52.8 4 3 11 22.2 61.1 3333
  74 SF Official 220815-15ac_nnad9 3341 0.9 40 42 18 9.5 52.8 6 5 7 33.3 38.9 3327
  75 Stockfish_221016_T928 nnad9b 3341 0.2 49 46 12 5.5 45.8 3 4 5 25.0 41.7 3359
  76 SFT 220307-984F_nn6877 3340 0.9 22 23 58 33.0 56.9 20 12 26 34.5 44.8 3306
  77 SFTm2k4 220201-9353 nnac07 3340 0.1 24 24 42 24.5 58.3 10 3 29 23.8 69.0 3305
  78 SFOfficial 220705-c2aa_nn-3c0 3339 0.6 29 29 36 18.5 51.4 8 7 21 22.2 58.3 3334
  79 Stockfish_221003_T631 nnad9b 3339 0.3 69 69 6 3.0 50.0 3 3 0 50.0 0.0 3339
  80 SFT 221001-DD64-232BF_nnad9b 3339 0.0 66 66 6 3.0 50.0 1 1 4 16.7 66.7 3339
  81 SFT 220902-9E44-9786_nnad9b 3339 0.3 35 33 26 12.0 46.2 4 6 16 15.4 61.5 3357
  82 Stockfish_221005_T545 nnad9b 3338 0.6 64 64 6 3.0 50.0 0 0 6 0.0 100.0 3338
  83 SFT 221004-c968_x64_nnad9b 3338 0.0 64 64 6 3.0 50.0 0 0 6 0.0 100.0 3338
  84 SF Official 220815-3370_nnad9 3338 0.1 69 68 6 3.0 50.0 2 2 2 33.3 33.3 3337
  85 SFT 220716-c3de NNAad9b 3338 0.0 65 65 6 3.0 50.0 0 0 6 0.0 100.0 3338
  86 Stockfish_22071318_T039 NN3C0 3338 0.0 67 67 6 3.0 50.0 1 1 4 16.7 66.7 3338
  87 Stockfish_22081518_T297 nnad9 3337 0.4 40 40 18 9.0 50.0 4 4 10 22.2 55.6 3337
  88 Stockfish_22073111_T031 nnad9 3336 1.5 47 49 12 6.5 54.2 4 3 5 33.3 41.7 3321
  89 SFT 221106-0ba62-ad2aa_nnad9b 3336 0.1 64 63 6 3.0 50.0 0 0 6 0.0 100.0 3337
  90 Stockfish_220927_T958 nnad9b 3335 0.8 66 66 6 3.0 50.0 1 1 4 16.7 66.7 3335
  91 Stockfish_220927_T076 nnad9b 3335 0.1 67 67 6 3.0 50.0 2 2 2 33.3 33.3 3335
  92 Stockfish 280322 T232 nn-6877 3334 1.2 30 31 30 17.0 56.7 9 5 16 30.0 53.3 3306
  93 Stockfish_22070415_T154 nn3c0 3333 0.5 50 50 12 6.0 50.0 3 3 6 25.0 50.0 3333
  94 SFT 230308-76493-39da5_nn5247 3333 0.2 70 60 6 2.5 41.7 2 3 1 33.3 16.7 3370
  95 Stockfish_22081214_T433 NNAD9 3333 0.1 65 65 6 3.0 50.0 1 1 4 16.7 66.7 3335
  96 Stockfish 160422 T997 nn6877 3333 0.4 47 52 10 6.0 60.0 4 2 4 40.0 40.0 3292
  97 Stockfish 010422 T311 nn-6877 3332 0.2 24 24 48 26.0 54.2 13 9 26 27.1 54.2 3317
  98 SF Official 220709-2e02 nn3c0 3332 0.2 47 51 12 6.5 54.2 3 2 7 25.0 58.3 3312
  99 SFOfficial 220917-5a87_nnad9b 3332 0.2 63 61 6 3.0 50.0 0 0 6 0.0 100.0 3335
  100 Stockfish_22070910_T797 nn3c0 3332 0.2 68 68 6 3.0 50.0 2 2 2 33.3 33.3 3332

Number of games in toshiba.pgn is 10901

Number of players in toshiba.pgn is 922

Number of player pairings in toshiba.pgn = 2598

Number of clusters in toshiba.pgn is 6

[mig2004]

UPCOMING ENGINE PLAYER

Filename: SF Official 230505-2429e-M-Reduce more if current node has a lot of refuted moves.7z

ENGINE INFO

SF Official 230505-2429e-M Reduce more if current node has a lot of refuted moves. master , Vizvezdenec authored and vondele committed May 5, 2023. 1 parent 72d542f commit 2429e16., BY the Stockfish developers (see AUTHORS file)master

DOWNLOAD LINK
https://www.file-upload.com/x6gcskk6d2mu

[mig2004]

UPCOMING CHESS ENGINES

Filename: SFT 230504-33689-72d54-master (Adjust reductions).7z
Size: 903.1 MB
https://www.file-upload.com/9em5on8d991s

Filename: SFT 230507-9dd57-2429e- master (Reduce more if current node has a lot of refuted m).7z
Size: 461.2 MB
https://www.file-upload.com/ghhwkkbv6d38