Velvet - UCI Chess Engine, Author: Martin Hornet
Chess Engines Diary Rating CEDR=3629
Velvet 9.0.0 dev-7 what's new?
Preview release for TCEC - not intended for rating lists
Next official release will probably be released in August (2025).
Changes
Optimizations
New neural network
Mirrored board representation (e.g. to avoid having to mirror the board at runtime when probing TBs)
Minor search improvements
Velvet 8.1.1 JA vs other engines:
Motor 0.8.0 JA | 44.5/109 | -20 | 109 Games |
Caissa 1.21 | 40/105 | -25 | 105 Games |
Viridithas 15.0.0 | 36/83 | -11 | 83 Games |
Alexandria 7.1.0 | 28.5/83 | -26 | 83 Games |
Lizard 11.1 | 34.5/73 | -4 | 73 Games |
Starzix 6.0 | 32.5/68 | -3 | 68 Games |
PlentyChess 3.0.1 | 25.5/65 | -14 | 65 Games |
Clover 8.1 JA | 26.5/64 | -11 | 64 Games |
RubiChess 20240817 | 25.5/63 | -12 | 63 Games |
Stormphrax 6.0.0 | 28.5/58 | -1 | 58 Games |
Uralochka 3.42 dev7 | 24.5/54 | -5 | 54 Games |
Integral v5 | 19.5/51 | -12 | 51 Games |
Integral v6 | 21.5/48 | -5 | 48 Games |
Berserk 20241119 | 17.5/44 | -9 | 44 Games |
Revenge 4.0 | 17/42 | -8 | 42 Games |
Dragon 3.3 | 14.5/42 | -13 | 42 Games |
Igel 3.6.0 JA | 21.5/40 | +3 | 40 Games |
Devre 6.39 JA | 17.5/39 | -4 | 39 Games |
Berserk 13 | 13.5/39 | -12 | 39 Games |
Chess-System-Tal-2 | 19/38 | +0 | 38 Games |
Ethereal 14.25 | 15.5/36 | -5 | 36 Games |
Lizard 11.2 | 15.5/36 | -5 | 36 Games |
Spaghet BologNNese 1.0 | 18/33 | +3 | 33 Games |
Titan 1.1.0 | 16/30 | +2 | 30 Games |
Obsidian 14.05 SE | 10.5/29 | -8 | 29 Games |
PlentyChess 4.0.1 | 10.5/26 | -5 | 26 Games |
Obsidian 14.23 SE | 10/26 | -6 | 26 Games |
Viridithas 16.0.0 | 10/26 | -6 | 26 Games |
Horsie 1.0.6 JA | 9.5/26 | -7 | 26 Games |
Arasan 24.2.2 JA | 15/25 | +5 | 25 Games |
Rebel-EAS 2.0 | 10/22 | -2 | 22 Games |
Clover 8.0.1 | 9.5/20 | -1 | 20 Games |
Velvet chess engine's best results in our tests:
Jim Ablett compiles:
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