The reason for my experiment with "Contempt = 16" for the same Igel 3.0.10 NN version.
Code: Select all
Short games statistic:
After round 28 out of 30 = 1.120 games per engine
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1.085 of 22.960 = 4,725% : Miniatures, mate below 60 moves
791 of 22.960 = 3,445% : Fast draws below 40 moves
won59 lost59 draw39 won59w won59b lost59w lost59b
01. Stockfish 151121 NN x64 125 0 25 94 33 0 0
02. Dragon 2.5.1 by Komodo NN AVX x64 95 0 17 70 25 0 0
03. Revenge 1.0 NN x64 66 2 42 49 17 1 1
04. Ethereal 13.25 NN PEXT x64 50 3 40 35 15 0 3
05. Arasan 23.0.1 NN AVX2 x64 47 4 43 38 9 1 3
06. Igel 3.0.10 NN BMI2 x64 47 6 71 38 9 1 5
07. Fire 8 NN MC.3 x64 46 0 31 35 11 0 0
08. SlowChess Blitz 2.8 NN AVX2 x64 43 1 30 27 16 1 0
09. RubiChess 2.2 NN x64 41 5 51 23 18 1 4
10. Booot 6.5 POPCNT x64 40 12 49 31 9 2 9
11. Berserk 7 NN PEXT x64 32 5 38 23 9 0 5
12. rofChade 2.310 NN x64 30 8 47 19 11 0 8
13. Schooner 2.2 XB SSE x64 29 9 33 17 12 2 7
14. Koivisto 7.5 NN AVX2 x64 27 8 26 17 10 1 7
15. Nemorino 6.09 NN x64 24 12 41 18 6 3 9
16. Wasp 5.00 NN AVX2 x64 23 8 51 13 10 1 7
17. Xiphos 0.6 BMI2 x64 23 12 53 21 2 2 10
18. Weiss 2.0 PEXT x64 21 13 33 11 10 2 11
19. Laser 1.7 BMI2 x64 21 15 44 12 9 8 7
20. Lc0 0.28.0 NN CPU-dnnl 21 60 55 16 5 24 36
21. Seer 2.4.0 NN AVX2 x64 18 14 49 10 8 3 11
22. Fritz 18 (Ginkgo) x64 18 30 21 13 5 8 22
23. Fizbo 2.0 BMI2 x64 17 27 33 7 10 7 20
24. DanaSah 9.0 NN AVX2 x64 17 37 41 14 3 15 22
25. Clover 2.4 x64 16 16 48 12 4 2 14
26. Andscacs 0.95.123 x64 16 25 37 9 7 7 18
27. Defenchess 2.3 dev BMI2 x64 14 10 46 13 1 1 9
28. Minic 3.17 NN x64 13 44 52 9 4 9 35
29. Dark Toga 1.1 NN AVX2 x64 12 24 24 9 3 4 20
30. Chiron 5 x64 12 31 33 9 3 5 26
31. Shredder 13 POPCNT x64 10 36 34 9 1 5 31
32. Marvin 5.2.0 NN AVX2 x64 9 27 39 6 3 12 15
33. Zahak 8.6 AMD x64 9 63 49 8 1 27 36
34. GullChess 3.0 Sy BMI2 x64 9 64 24 8 1 23 41
35. Winter 0.9 BMI2 x64 8 76 29 6 2 24 52
36. Combusken 1.4.0 AMD x64 8 85 32 6 2 29 56
37. Demolito 2021-07-09 x64 6 57 16 3 3 17 40
38. Nirvanachess 2.5 POPCNT x64 5 47 25 4 1 15 32
39. Stash 31.16 x64 5 54 35 4 1 12 42
40. Halogen 10 NN PEXT x64 5 63 43 4 1 25 38
41. Orion 0.8 NN FMA x64 5 72 52 5 0 14 58
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
311 of 22.960 = 1,354% : Miniatures, mate below 50 moves
250 of 22.960 = 1,088% : Fast draws below 30 moves
won49 lost49 draw29 won49w won49b lost49w lost49b
01. Stockfish 151121 NN x64 40 0 9 29 11 0 0
02. Revenge 1.0 NN x64 28 1 12 21 7 0 1
03. Dragon 2.5.1 by Komodo NN AVX x64 26 0 4 15 11 0 0
04. Arasan 23.0.1 NN AVX2 x64 17 0 15 14 3 0 0
05. Fire 8 NN MC.3 x64 12 0 11 8 4 0 0
05. SlowChess Blitz 2.8 NN AVX2 x64 12 0 11 9 3 0 0
07. Booot 6.5 POPCNT x64 12 2 14 7 5 1 1
08. Berserk 7 NN PEXT x64 12 2 17 8 4 0 2
09. Ethereal 13.25 NN PEXT x64 10 1 17 6 4 0 1
10. Igel 3.0.10 NN BMI2 x64 9 2 20 7 2 1 1
11. RubiChess 2.2 NN x64 9 3 19 4 5 1 2
12. Koivisto 7.5 NN AVX2 x64 9 4 7 5 4 1 3
13. Schooner 2.2 XB SSE x64 8 1 9 4 4 1 0
14. Laser 1.7 BMI2 x64 7 3 13 4 3 0 3
15. Weiss 2.0 PEXT x64 7 5 13 3 4 1 4
15. Andscacs 0.95.123 x64 7 5 13 4 3 0 5
17. Defenchess 2.3 dev BMI2 x64 6 2 18 6 0 1 1
18. Fizbo 2.0 BMI2 x64 6 3 8 3 3 2 1
19. Xiphos 0.6 BMI2 x64 6 3 20 5 1 1 2
20. DanaSah 9.0 NN AVX2 x64 6 13 16 5 1 5 8
21. Lc0 0.28.0 NN CPU-dnnl 6 25 13 4 2 9 16
22. Nemorino 6.09 NN x64 5 4 9 3 2 0 4
23. Clover 2.4 x64 5 5 14 4 1 0 5
24. Winter 0.9 BMI2 x64 5 12 8 5 0 5 7
25. Demolito 2021-07-09 x64 5 20 7 3 2 7 13
26. Seer 2.4.0 NN AVX2 x64 4 2 18 2 2 0 2
27. rofChade 2.310 NN x64 4 4 19 3 1 0 4
28. GullChess 3.0 Sy BMI2 x64 4 24 8 3 1 9 15
29. Wasp 5.00 NN AVX2 x64 3 0 16 1 2 0 0
30. Shredder 13 POPCNT x64 3 3 11 3 0 0 3
31. Chiron 5 x64 3 6 6 2 1 3 3
32. Fritz 18 (Ginkgo) x64 3 9 8 3 0 4 5
33. Dark Toga 1.1 NN AVX2 x64 2 6 8 1 1 0 6
34. Nirvanachess 2.5 POPCNT x64 2 16 7 2 0 6 10
35. Orion 0.8 NN FMA x64 2 17 14 2 0 2 15
36. Combusken 1.4.0 AMD x64 2 28 8 1 1 8 20
37. Minic 3.17 NN x64 1 7 14 1 0 1 6
38. Stash 31.16 x64 1 19 9 0 1 5 14
39. Halogen 10 NN PEXT x64 1 19 14 1 0 7 11
40. Zahak 8.6 AMD x64 1 29 11 1 0 12 17
41. Marvin 5.2.0 NN AVX2 x64 0 6 12 0 0 3 3