Since you’re here...

We hope you will consider supporting us today. We need your support to continue to exist, because good entries are more and more work time. Every reader contribution, however big or small, is so valuable. Support "Chess Engines Diary" even a small amount– and it only takes a minute. Thank you.
============================== My email: jotes@go2.pl



Obsidian dev-16.14 wins Challenger Chess Engines Tournament (Tests by Jörn Gronemann, 2025.09.03)


A large tournament, with over 1,100 games played, featuring the challenger chess engines. Three engines: Obsidian dev-16.14, PlentyChess 6.0.18, and Integral 7.0.0-dev JA, each scored the same number of points, and the ranking was determined by a bonus point (Berger). Also noteworthy were the high fourth-place finishes of the Reckless 0.8.0 engine, and the Dragon 3.3 engine, only fifth.

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 1104 games 
💾 All games CEDR 736.088 games download (01.09.2025)  
#chessenginesdiary

P Engine Score (Tie) +/-/=
1: Obsidian dev-16.14 54.0 / 92 2415.25 (+16 -0 =76)
2: PlentyChess 6.0.18 54.0 / 92 2399.75 (+16 -0 =76)
3: Integral 7.0.0-dev JA 54.0 / 92 2396.25 (+17 -1 =74)
4: Reckless 0.8.0 53.0 / 92 2381.00 (+14 -0 =78)
5: Dragon 3.3 53.0 / 92 2370.50 (+15 -1 =76)
6: Berserk 20250622 53.0 / 92 2352.50 (+16 -2 =74)
7: Stormphrax 7.0.0 JA 52.0 / 92 2303.75 (+15 -3 =74)
8: RubiChess 20250606 JA 51.5 / 92 2290.50 (+13 -2 =77)
9: Clover 9.0 JA 51.5 / 92 2285.25 (+13 -2 =77)
10: Caissa 1.23 JA 51.0 / 92 2286.00 (+11 -1 =80)
11: Viridithas 18.0.0 51.0 / 92 2258.00 (+12 -2 =78)
12: Starzix 6.1 JA 50.0 / 92 2225.25 (+14 -6 =72)
13: Horsie 1.1.0 48.5 / 92 2150.00 (+13 -8 =71)
14: Halogen 14.18.0 JA 46.5 / 92 2093.00 (+7 -6 =79)
15: Halogen 15.0.0 44.0 / 92 2052.00 (+5 -9 =78)
16: Pawnocchio 1.8 44.0 / 92 1922.25 (+9 -13 =70)
17: Motor 0.9.0 43.5 / 92 1950.50 (+7 -12 =73)
18: Titan 1.1.0 41.5 / 92 1870.25 (+4 -13 =75)
19: Tarnished v4.0 (Consort) 40.5 / 92 1821.25 (+4 -15 =73)
20: Clarity 8.0.0 JA 40.5 / 92 1812.75 (+5 -16 =71)
21: Cinder 0.1.3 Dev.439ecc8 JA 36.5 / 92 1640.00 (+5 -24 =63)
22: Fire 10 JA 33.0 / 92 1497.50 (+2 -28 =62)
23: Heimdall 1.4.0 29.5 / 92 1290.50 (+5 -38 =49)
24: Pawn 4.0-4 g9279212 JA 28.0 / 92 1261.50 (+1 -37 =54)


Comments