Obsidian dev-15.09 wins Middle Class Engines Tournament (Tests by Jörn Gronemann, 2025.03.29)

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On March 30, another Middle Class Engines Tournament ended. The winner was the Obsidian dev-15.09 engine, in second place the Alexandria-8.0.0 JA engine, and in third place the Integral 7.0.0 JA engine. We will post the results of the next tournaments soon - check back often.

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"  612 tournaments games download  
💾 All games CEDR 599.651 games download (01.03.2025)  
@chessenginesdiary

P Engine Score (Tie) +/-/=
1: Obsidian dev-15.09 40.5 / 68 1348.50 (+13 -0 =55)
2: Alexandria-8.0.0 JA 40.0 / 68 1329.00 (+13 -1 =54)
3: Integral 7.0.0 JA 39.0 / 68 1312.50 (+12 -2 =54)
4: PlentyChess 5.0.0 39.0 / 68 1299.50 (+13 -3 =52)
5: Caissa 1.21.7 36.5 / 68 1240.75 (+7 -2 =59)
6: Motor 0.8.0 JA 36.5 / 68 1212.00 (+8 -3 =57)
7: Viridithas 16.0.0 36.0 / 68 1189.00 (+11 -7 =50)
8: Lizard 11.2.0 33.5 / 68 1131.25 (+3 -4 =61)
9: Horsie 1.0.6 JA 33.5 / 68 1128.75 (+2 -3 =63)
10: Seer 2.8.0 JA 33.5 / 68 1125.50 (+6 -7 =55)
11: Booot 7.4 33.5 / 68 1119.50 (+5 -6 =57)
12: Quanticade Fenrir 1.0 JA 32.0 / 68 1083.75 (+2 -6 =60)
13: Revenge 4.0 31.0 / 68 1039.75 (+3 -9 =56)
14: Clover 8.1 JA 31.0 / 68 1034.00 (+3 -9 =56)
15: Igel 3.6.0 JA 29.5 / 68 1008.75 (+3 -12 =53)
16: Clarity 7.2.0 JA 29.0 / 68 988.25 (+2 -12 =54)
17: Starzix 6.0 29.0 / 68 977.50 (+3 -13 =52)
18: Velvet 8.1.1 JA 29.0 / 68 976.75 (+5 -15 =48)


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