Author: Zzzzz151
Starzix 6.1 JA - how powerful is this chess engine?
The previous version of the engine, Starzix 6.0, has a rating of - 3631 on the May CEDR ranking list, which gives it 29th place. However, it must be added that the engine plays in the 1st League of Elite Chess Engines and in the 03/2025 edition took 6th place!
The table shows the results of the previous version of Starzix 6.0 against other chess engines:
| Caissa 1.21 | 87.5/218 | -43 | 218 Games |
| RubiChess 20240817 | 62/144 | -20 | 144 Games |
| Alexandria 7.1.0 | 56/142 | -30 | 142 Games |
| Dragon 3.3 | 49/128 | -30 | 128 Games |
| Motor 0.8.0 JA | 51/118 | -16 | 118 Games |
| Viridithas 15.0.0 | 48.5/107 | -10 | 107 Games |
| Stormphrax 6.0.0 | 47/104 | -10 | 104 Games |
| Berserk 20241119 | 34/92 | -24 | 92 Games |
| Integral v5 | 31/78 | -16 | 78 Games |
| Berserk 13 | 31/76 | -14 | 76 Games |
| PlentyChess 4.0.1 | 25/76 | -26 | 76 Games |
| Lizard 11.2 | 31/73 | -11 | 73 Games |
| Velvet 8.1.1 JA | 35.5/68 | +3 | 68 Games |
| PlentyChess 3.0.0 | 27.5/68 | -13 | 68 Games |
| Alexandria 7.0.14 JA | 26.5/66 | -13 | 66 Games |
| PlentyChess 3.0.1 | 23/64 | -18 | 64 Games |
| Obsidian 14.01 SE | 21.5/64 | -21 | 64 Games |
| Horsie 1.0.6 JA | 22/56 | -12 | 56 Games |
| Integral v6 | 23.5/52 | -5 | 52 Games |
| Chess-System-Tal-2 | 25.5/50 | +1 | 50 Games |
| Clover 8.1 JA | 21.5/48 | -5 | 48 Games |
| Integral 7.0.0 JA | 14/40 | -12 | 40 Games |
| Berserk 20250203 | 16/38 | -6 | 38 Games |
| Revenge 4.0 | 17.5/36 | -1 | 36 Games |
| Obsidian 15.04 SE | 13/36 | -10 | 36 Games |
| Velvet 8.1.0 | 19.5/34 | +5 | 34 Games |
| Lizard 11.1 | 16/34 | -2 | 34 Games |
| Uralochka 3.42 dev7 | 16/32 | +0 | 32 Games |
| Devre 6.39 JA | 15.5/31 | +0 | 31 Games |
| Viridithas 16.0.0 | 11.5/30 | -7 | 30 Games |
| Obsidian 14.24 SE | 10/30 | -10 | 30 Games |
| Ethereal 14.25 | 12.5/26 | -1 | 26 Games |
| Spaghet BologNNese 1.0 | 12.5/24 | +1 | 24 Games |
| Igel 3.6.0 JA | 12/24 | +0 | 24 Games |
| Stockfish 17 | 7.5/24 | -9 | 24 Games |
| Motor 0.8.0 | 11.5/23 | +0 | 23 Games |
| Rebel-EAS 2.0 | 10/21 | -1 | 21 Games |
| Titan 1.1.0 | 10/20 | +0 | 20 Games |
What's new in the latest version of the Starzix 6.1 JA chess engine?
- A release with fixes for TCEC.
- Equal strength as 6.0.
Executables/binaries
Avx2 is the recommended (most common CPU architecture)
Avx512 is the fastest
It should be added that this compilation, authored by Jim Ablett, works better on newer computers.
Jim Ablett compiles:
Good version. Actually works!
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