Obsidian dev-12.29 wins Middle Class Engines Tournament (Tests by Jörn Gronemann, Heide, 2024.06.06 Time: 3'+3")

And it happened, the Obsidian dev-12.29 engine is the best among mid-range engines. The test is very reliable because 1,512 games were played.

In second place is the Berserk 13 engine and in third place is the Caissa 1.18 engine.

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

P	Engine	Score	+/-/=
1:	Obsidian dev-12.29	67.5 / 108	(+29 -2 =77)
2:	Berserk 13	66.0 / 108	(+24 -0 =84)
3:	Caissa 1.18	63.5 / 108	(+20 -1 =87)
4:	Alexandria-7.0.0	63.0 / 108	(+20 -2 =86)
5:	Ethereal 14.25	62.5 / 108	(+18 -1 =89)
6:	PlentyChess 1.0.0	61.0 / 108	(+18 -4 =86)
7:	RubiChess 20240112	60.0 / 108	(+16 -4 =88)
8:	Seer 2.8.0	60.0 / 108	(+19 -7 =82)
9:	Chess-System-Tal-2	59.5 / 108	(+14 -3 =91)
10:	Clover 6.1.24	58.5 / 108	(+15 -6 =87)
11:	Rebel-16.3	57.0 / 108	(+13 -7 =88)
12:	Titan 1.0.0	57.0 / 108	(+15 -9 =84)
13:	Vafra 14.12.1 Stockfish	55.0 / 108	(+13 -11 =84)
14:	rofChade 3.1	54.5 / 108	(+11 -10 =87)
15:	Lizard 10.4	53.0 / 108	(+11 -13 =84)
16:	Uralochka 3.41a JA	53.0 / 108	(+10 -12 =86)
17:	Koivisto 9.2	52.5 / 108	(+9 -12 =87)
18:	Viridithas 12.0.0	52.0 / 108	(+9 -13 =86)
19:	Peacekeeper 3.00	51.0 / 108	(+10 -16 =82)
20:	Igel 3.5.5	50.5 / 108	(+8 -15 =85)
21:	Revenge 3.0	49.5 / 108	(+6 -15 =87)
22:	Velvet v7.3.0	48.5 / 108	(+10 -21 =77)
23:	Starzix 5.0	48.0 / 108	(+4 -16 =88)
24:	Fire 9.3	48.0 / 108	(+7 -19 =82)
25:	Stormphrax 4.1.0	45.5 / 108	(+5 -22 =81)
26:	Black Marlin 9.0	43.0 / 108	(+6 -28 =74)
27:	Akimbo 1.0.0	37.5 / 108	(+5 -38 =65)
28:	Clarity 6.0.0	35.0 / 108	(+4 -42 =62)

Chess Engines Diary