Intel i7-2630QM (SSE42 support, Windows 7 64bit, 2 GHz Quadcore, FritzMark=20.2, Houdini (one core) 2.2 meganodes/s (middlegame)), 64 MB Hash, 1 core per engine (Hyperthreading off), no ponder, no endgame-bases, no resign. 500 selected opening-positions (all 8 moves deep, from Frank Q.-database)
Elos calculated with bayeselo (mm 0 1)(fixpoint Robbolito 0.085g3 3000 Elo). LittleBlitzerGUI (gauntlet-mode only, because this GUI chooses opening-positions per random in the round-robin-mode from the PGN-file...)
Time: 45''+500ms Fischerbonus (= 85-90 seconds per game/engine).
LS-rankinglist with best engine-versions only (no betas, no settings, no development-versions) (RoundRobin, 1000 games against each opponent):
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Rank Name Elo + - games score oppo. draws
1 Houdini 3 x64 3151 5 5 10000 67% 3025 42%
2 Critter 1.6a x64 3070 5 5 10000 55% 3033 53%
3 Strelka 5.5 x64 3069 5 5 10000 55% 3034 53% (singlecore)
4 Komodo 5 x64 3058 5 5 10000 53% 3035 44% (singlecore)
5 Ivanhoe 46h x64 3022 5 5 10000 48% 3038 56% (best open source)
6 Robbolito 0.10 x64s 3019 5 5 10000 47% 3039 57%
7 Bouquet 1.5 x64s 3019 5 5 10000 47% 3039 55%
8 Rybka 4.1 x64s 3012 5 5 10000 46% 3039 47%
9 Robbolito 0.085g3 x64 3000 5 5 10000 44% 3040 55% (singlecore)(Ippolit 2009)
10 Stockfish 2.3.1 x64s 2999 5 5 10000 44% 3041 46%
11 Saros 3.0 x64 2986 5 5 10000 42% 3042 49%
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Gull 2 beta2 x64 - Strelka 5.5 x64 367.5 - 632.5 +113/=509/-378 36.75%
Gull 2 beta2 x64 - Komodo 5 x64 390.0 - 610.0 +167/=446/-387 39.00%
Gull 2 beta2 x64 - Houdini 3 x64 270.0 - 730.0 +86/=368/-546 27.00%
Gull 2 beta2 x64 - Critter 1.6a x64 389.0 - 611.0 +123/=532/-345 38.90%
Gull 2 beta2 x64 - Robbolito 0.10 x64s 451.5 - 548.5 +134/=635/-231 45.15%
Gull 2 beta2 x64 - Ivanhoe 46h x64 443.5 - 556.5 +131/=625/-244 44.35%
Gull 2 beta2 x64 - Rybka 4.1 x64s 452.0 - 548.0 +197/=510/-293 45.20%
Gull 2 beta2 x64 - Stockfish 2.3.1 x64s 500.5 - 499.5 +259/=483/-258 50.05%
Gull 2 beta2 x64 - Robbolito 0.085g3 x64 460.0 - 540.0 +175/=570/-255 46.00%
Gull 2 beta2 x64 - Saros 3.0 x64 485.5 - 514.5 +218/=535/-247 48.55%
Gull 2 beta2 x64 - Bouquet 1.5 x64s 465.0 - 535.0 +159/=612/-229 46.50%
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Rank Name Elo + - games score oppo. draws
1 Houdini 3 x64 3150 5 5 12000 69% 3014 40%
2 Houdini 2.0c x64 3104 5 5 11000 62% 3015 42%
3 Houdini 1.5a x64 3083 5 5 10000 59% 3016 44% (best freeware (multicore))
4 Strelka 5.5 x64 3071 4 4 15000 56% 3029 52% (singlecore)
5 Critter 1.6a x64 3070 5 4 15000 56% 3029 52%
6 Komodo 5 x64 3060 4 4 15000 54% 3029 43% (singlecore)
7 Ivanhoe 46h x64 3020 4 4 15000 48% 3032 54% (best open source)
8 Robbolito 0.10 x64s 3018 4 4 15000 48% 3032 55%
9 Bouquet 1.5 x64s 3018 5 5 11000 48% 3034 55%
10 Rybka 4.1 x64s 3012 4 4 15000 47% 3033 46%
11 Robbolito 0.085g3 x64 3000 4 4 15000 45% 3033 52% (singlecore)(Ippolit 2009)
12 Stockfish 2.3.1 x64s 3000 5 5 13000 45% 3033 45%
13 Stockfish 2.2.2 x64s 2995 5 5 11000 45% 3032 44%
14 Saros 3.0 x64 2987 4 4 15000 43% 3034 47%
15 Gull 2 beta2 x64 2985 5 5 11000 42% 3037 53%
16 Bouquet 1.4 x64s 2929 5 5 13000 34% 3044 42%
deleted betas, development-versions, settings: none
aborted test-gauntlets (because of too bad results): Saros 3.1aDistro (-130 Elo to Saros 3.0 (2500 games))
If you want to get the games from the LS-list, send me an eMail-adress per PM. I will send the games (PGN-file) as soon as possible...
Greetings – Stefan