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Obsidian dev-14.23 SE wins Middle Class Engines Tournament (Tests by Jörn Gronemann, 2024.12.31)

The next Middle Class Engines Tournament was very close. The Obsidian dev-14.23 SE engine won, the Caissa 1.21 engine came in 2nd and the Alexandria-7.1.0 engine came in 3rd. The new Fire 10 version debuted, but came in last. More results on our website soon.

Chess Engines Diary Team

GPU NVIDIA  RTX 3060 ti. GUI-Banksia, For Every Engine only 1 CPU and 512 Hashtables, Book - 4 GM mvs book,  6TBs.

🕒🕒Time 3'+3"  1050 (!) tournaments games download  
💾 All games CEDR 543.291 games download 01.01.2025  
@chessenginesdiary

P Engine Score (Tie) +/-/=
1: Obsidian dev-14.23 SE 79.0 / 140 5431.25 (+19 -1 =120)
2: Caissa 1.21 79.0 / 140 5412.50 (+22 -4 =114)
3: Alexandria-7.1.0 78.0 / 140 5373.00 (+20 -4 =116)
4: Berserk 20241119 78.0 / 140 5370.50 (+19 -3 =118)
5: PlentyChess 3.0.1 76.5 / 140 5268.75 (+19 -6 =115)
6: Motor 0.8.0 JA 74.0 / 140 5099.50 (+15 -7 =118)
7: Viridithas 15.0.0 71.0 / 140 4908.00 (+13 -11 =116)
8: Clover 8.1 JA 70.5 / 140 4870.00 (+11 -10 =119)
9: Integral 6 69.0 / 140 4763.25 (+12 -14 =114)
10: Lizard 11.1.0 68.0 / 140 4725.50 (+7 -11 =122)
11: Uralochka 3.42.dev7 67.5 / 140 4678.00 (+7 -12 =121)
12: Titan 1.1.0 66.0 / 140 4586.50 (+7 -15 =118)
13: Velvet 8.1.1 JA 60.5 / 140 4222.50 (+6 -25 =109)
14: Igel 3.6.0 JA 59.5 / 140 4181.25 (+0 -21 =119)
15: Fire 10 53.5 / 140 3760.00 (+2 -35 =103)

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