Avalanche - UCI (NNUE Chess Engine)
Author: SnowballSH Rating CEDR=3551
What's new?
With major breakthrough in Neural Network training and optimizations, Avalanche is now ~200 elo stronger than before.
See CHANGELOG for the specific updates and match results.
In short, Avalanche is now +88 elo stronger than Stockfish 11 and on par with many engines rated around 3600 on CCRL Blitz.
Binaries for popular architectures are directly attached below. All other binaries can still be found in the zip file. Note that the binaries are significantly larger than before due to the new NNUE architecture.
STC vs Avalanche 3.0.0:
Elo | 249.83 +- 10.16 (95%)
Conf | 10.0+0.10s Threads=1 Hash=8MB
Games | N: 3000 W: 1985 L: 136 D: 879
Penta | [2, 14, 183, 735, 566]
LTC vs Avalanche 3.0.0:
Elo | 239.09 +- 9.26 (95%)
Conf | 60.0+0.60s Threads=1 Hash=256MB
Games | N: 2500 W: 1559 L: 67 D: 874
Penta | [0, 6, 116, 758, 370]
LTC vs Stockfish 11:
Elo | 88.29 +- 8.36 (95%)
Conf | 60.0+0.60s Threads=1 Hash=256MB
Games | N: 2500 W: 1092 L: 470 D: 938
Penta | [10, 120, 460, 558, 102]
SMP vs Avalanche 3.0.0 (4 Threads):
Elo | 200.24 +- 22.43 (95%)
Conf | 60.0+0.60s Threads=4 Hash=2048MB
Games | N: 300 W: 167 L: 11 D: 122
Penta | [0, 1, 18, 105, 26]
VLTC SMP vs Avalanche 3.0.0 (48 Threads):
Elo | 195.51 +- 38.75 (95%)
Conf | 180.0+2.0s Threads=48 Hash=32768MB
Games | N: 100 W: 54 L: 3 D: 43
Penta | [0, 0, 7, 35, 8]
Avalanche 2.1.0 vs other engines:
| Counter 5.5 | 17/32 | +2 | 32 games |
| Caissa 1.16 | 6.5/24 | -11 | 24 games |
| RubiChess 20240112 | 4/24 | -16 | 24 games |
| Texel 1.11 | 6/20 | -8 | 20 games |
| Uralochka 3.41 dev1 | 3.5/20 | -13 | 20 games |
| Weiss 2.1 JA | 10/19 | +1 | 19 games |
| Seer 2.8.0 | 4/18 | -10 | 18 games |
| Clover 6.1 | 3.5/18 | -11 | 18 games |
| Chess-System-Tal-2 | 2/18 | -14 | 18 games |
| Minic 3.41 | 4/16 | -8 | 16 games |
| Xiphos 0.6.1 JA | 8/14 | +2 | 14 games |
| Pawn 3.0 | 4.5/14 | -5 | 14 games |
| Obsidian 10.0 | 2.5/14 | -9 | 14 games |
| Arasan 24.1 | 2/14 | -10 | 14 games |
| StockDory Starfish 0.1 | 7.5/13 | +2 | 13 games |
| Smallbrain 7.0 JA | 6/12 | +0 | 12 games |
| Halogen 11 | 5/12 | -2 | 12 games |
| LTChess 9.3 | 3.5/12 | -5 | 12 games |
| Stormphrax 4.0.0 | 2.5/12 | -7 | 12 games |
| Berserk 12.1 | 2.5/12 | -7 | 12 games |
| Ethereal 14.25 | 2/12 | -8 | 12 games |
Github:https://github.com/SnowballSH/Avalanche/releases/
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