Obsidian dev-16.14 wins Mid-range Chess Engines Tournament (Tests by Jörn Gronemann, 2025.08.01)

Obsidian dev-16.14 won another major mid-range chess engine test tournament. PlentyChess 6.0.15 JA scored the same number of points, but had a worse auxiliary score (Berger). Alexandria 8.0.0 JA came in third.

 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"   Tournament download with 702 games 
💾 All games CEDR 705.417 games download (01.08.2025)  
#chessenginesdiary

P	Engine	Score	(Tie)	+/-/=
1:	Obsidian dev-16.14	32.0 / 52	801.75	(+13 -1 =38)
2:	PlentyChess 6.0.15 JA	32.0 / 52	799.75	(+12 -0 =40)
3:	Alexandria 8.0.0 JA	31.0 / 52	785.00	(+10 -0 =42)
4:	Integral 7.0.0-dev JA	30.5 / 52	765.75	(+9 -0 =43)
5:	Caissa 1.22.1	30.0 / 52	746.75	(+8 -0 =44)
6:	Viridithas 18.0.0 JA	29.5 / 52	746.25	(+9 -2 =41)
7:	Berserk 20250622	29.0 / 52	737.00	(+7 -1 =44)
8:	Starzix 6.1 JA	29.0 / 52	727.50	(+8 -2 =42)
9:	RubiChess 20250606 JA	29.0 / 52	721.75	(+9 -3 =40)
10:	Stormphrax 7.0.0 JA	28.5 / 52	725.25	(+6 -1 =45)
11:	Uralochka 3.42 dev14	28.0 / 52	699.00	(+8 -4 =40)
12:	Horsie 1.1.0	27.5 / 52	698.25	(+5 -2 =45)
13:	Astra 6.1.1	27.0 / 52	677.75	(+5 -3 =44)
14:	Velvet 9.0.0 dev7	27.0 / 52	671.00	(+6 -4 =42)
15:	Lizard 11.2.0	26.5 / 52	675.25	(+4 -3 =45)
16:	Clover 8.2 JA	26.5 / 52	672.00	(+4 -3 =45)
17:	Motor 0.9.0	26.0 / 52	660.25	(+3 -3 =46)
18:	Titan 1.1.0	25.5 / 52	645.75	(+3 -4 =45)
19:	Booot 7.4	25.5 / 52	639.50	(+5 -6 =41)
20:	Halogen 14.0.0	25.5 / 52	628.50	(+7 -8 =37)
21:	Pawnocchio 1.8	24.0 / 52	605.50	(+4 -8 =40)
22:	Igel 3.6.3 JA	23.5 / 52	585.00	(+5 -10 =37)
23:	Clarity 8.0.0 JA	23.0 / 52	563.00	(+5 -11 =36)
24:	Fire 10 JA	20.0 / 52	506.50	(+1 -13 =38)
25:	Heimdall 1.4.0	18.0 / 52	471.00	(+0 -16 =36)
26:	Pawn 4.0.4 g9279212 JA	15.0 / 52	369.50	(+2 -24 =26)
27:	Patricia 5.0 JA	13.0 / 52	330.00	(+1 -27 =24)