Note that PhoenixStein is still in development, and stronger versions are likely to appear soon (I hope!).
Match conditions
100s + 1s.
GTX 1660 Ti and 1 core Ryzen 3750H.
Fixed openings played with both colors, 5-men syzygy.
SF: Threads=1, Hash=32.
Lc0: MiniBatchSize=128, MaxPrefetch=56, MaxCollisionEvents=56, SyzygyFastPlay=false.
Bench startpos (3sec). SF12 = 770 knps. PhoenixStein = 6.1 knps. LS 15.0 = 6.7 knps. 5-men syzygy.
Adjudication: 5 moves at 5cp for 5 moves in a row at move 30 (draws), 5 moves in a row at -600cp (resign).
Games: https://gofile.io/d/I2q7cP
First mini-match with silversuite (50 pos. still available here: https://en.chessbase.com/post/test-your ... ings-suite). I find this suite very well balanced strategically, but the draw rate is a bit high due the strenght of these engines. Lc0's did relatively better here.
Code: Select all
# PLAYER : RATING ERROR PLAYED (%) CFS W D L D(%)
1 Lc0 26.2 + LS 15.0 : 24.9 32.6 100 53.5 93 13 81 6 81.0
2 Stockfish 12 : 0.0 ---- 200 49.8 90 24 151 25 75.5
3 Lc0 26.2 + PhoenixStein : -21.3 32.6 100 47.0 --- 12 70 18 70.0
Code: Select all
# PLAYER : RATING ERROR PLAYED (%) CFS W D L D(%)
1 Lc0 26.2 + LS 15.0 : 3.9 45.6 100 50.5 57 25 51 24 51.0
2 Stockfish 12 : 0.0 ---- 200 51.8 92 51 105 44 52.5
3 Lc0 26.2 + PhoenixStein : -31.4 44.9 100 46.0 --- 19 54 27 54.0
Code: Select all
# PLAYER : RATING ERROR PLAYED (%) CFS W D L D(%)
1 Lc0 26.2 + LS 15.0 : 14.7 34.1 200 52.0 80 38 132 30 66.0
2 Stockfish 12 : 0.0 ---- 400 50.8 96 75 256 69 64.0
3 Lc0 26.2 + PhoenixStein : -25.8 29.2 200 46.5 --- 31 124 45 62.0
White advantage = 76.82 +/- 9.84
Draw rate (equal opponents) = 69.27 % +/- 2.36
Code: Select all
Engine Time Games Moves Lenght Sec/move Depth MIDG EARLY ENDG LATE
Lc0 26.2 + PhoenixStein 7:36:54 200 11798 58.99 2.32 12.05 12.97 | 13.22 | 11.13 | 9.46
Lc0 26.2 + LS 15.0 7:57:41 200 12643 63,22 2.27 10.45 11.71 | 11.68 | 9.26 | 7.62
Stockfish 12 15:00:19 400 24432 61,08 2.21 26.90 24.11 | 24.27 | 27.39 | 38.84
[pgn][Date "2020.09.15"]
[Round "9"]
[White "Lc0 26.2 + PhoenixStein"]
[Black "Stockfish 12"]
[Result "1-0"]
[ECO "B99"]
[GameDuration "00:04:12"]
[GameEndTime "2020-09-15T01:16:29.122 Eastern time"]
[GameStartTime "2020-09-15T01:12:16.874 Eastern time"]
[Opening "Sicilian"]
[PlyCount "102"]
[Termination "adjudication"]
[TimeControl "100+1"]
[Variation "Najdorf, 7...Be7 Main line"]
1. e4 {book} c5 {book} 2. Nf3 {book} d6 {book} 3. d4 {book} cxd4 {book}
4. Nxd4 {book} Nf6 {book} 5. Nc3 {book} a6 {book} 6. Bg5 {book} e6 {book}
7. f4 {book} Be7 {book} 8. Qf3 {book} Qc7 {book} 9. O-O-O {book} Nbd7 {book}
10. g4 {book} b5 {book} 11. Bxf6 {book} Nxf6 {book} 12. g5 {book} Nd7 {book}
13. f5 {book} Nc5 {book} 14. f6 {book} gxf6 {book} 15. gxf6 {book} Bf8 {book}
16. Rg1 {book} h5 {-0.55/26 16s} 17. a3 {+0.33/10 2.3s} Rb8 {-0.37/21 1.3s}
18. Rg7 {+0.32/12 3.8s} b4 {+0.18/20 1.9s} 19. axb4 {+0.30/11 1.1s}
Rxb4 {0.00/24 2.4s} 20. Qe3 {+0.28/11 3.6s} Bd7 {0.00/24 4.9s}
21. b3 {+0.55/10 6.7s} Bxg7 {0.00/28 8.4s} 22. fxg7 {+0.38/22 1.8s}
Rg8 {0.00/26 1.2s} 23. Nf5 {+0.55/16 1.7s} exf5 {0.00/26 2.1s}
24. exf5+ {+0.12/22 3.9s} Kd8 {0.00/28 2.2s} 25. Nd5 {+0.10/22 2.3s}
Nxb3+ {0.00/25 1.8s} 26. Kb2 {+0.07/22 2.0s} Nc5+ {0.00/25 2.0s}
27. Nxb4 {+0.05/18 0.76s} Qb6 {0.00/28 1.7s} 28. Qd4 {+0.05/20 4.8s}
a5 {0.00/29 2.0s} 29. f6 {+0.07/17 1.4s} Kc7 {0.00/29 5.1s}
30. Kc1 {-0.05/15 7.7s} axb4 {0.00/29 1.5s} 31. Bc4 {-0.06/16 2.3s}
Be8 {0.00/29 2.2s} 32. Qf4 {-0.06/14 11s} Qc6 {+0.24/26 7.5s}
33. Bd5 {0.00/11 4.4s} Qa6 {+0.09/25 2.3s} 34. Kb1 {+0.02/10 6.0s}
Qe2 {0.00/28 4.2s} 35. Qd4 {+0.08/14 1.0s} Qg4 {+0.74/27 9.9s}
36. Qxg4 {+1.10/17 2.8s} hxg4 {-0.49/30 3.4s} 37. Re1 {+1.18/17 2.1s}
Kd8 {-0.38/29 1.4s} 38. Re7 {+1.32/16 3.0s} b3 {-0.20/30 1.6s}
39. cxb3 {+1.24/15 4.2s} Nd7 {-3.36/30 5.5s} 40. Rxd7+ {+1.38/15 2.4s}
Kxd7 {-3.60/34 5.8s} 41. Kc2 {+1.42/15 1.6s} Kc7 {-3.31/30 2.2s}
42. Kd3 {+1.77/16 3.9s} Kb6 {-4.05/33 2.6s} 43. Kd4 {+2.11/17 3.2s}
Kb5 {-4.54/35 4.7s} 44. Bc4+ {+2.76/16 3.6s} Kc6 {-4.48/31 1.4s}
45. b4 {+3.45/15 3.2s} Kb6 {-6.87/28 16s} 46. Kd5 {+6.23/14 3.8s}
Kc7 {-4.48/19 0.66s} 47. b5 {+8.19/13 2.3s} Bd7 {-6.59/21 2.0s}
48. b6+ {+10.27/13 2.3s} Kxb6 {-6.17/17 0.25s} 49. Kxd6 {+10.46/12 1.9s}
Rd8 {-8.67/20 4.0s} 50. Ke7 {+10.95/10 9.4s} Kc7 {-8.17/17 0.69s}
51. Bxf7 {+12.83/10 0.26s} g3 {-6.76/19 0.73s, White wins by adjudication} 1-0[/pgn]