so, I concentrated on these engines - Stockfish 1.71, Protector 1.34,
Critter 0.60, Twisted Logic_20100131x, and Crafty 23.2. Also, I added
Daydreamer 1.75 and N2_04 to my list.
92,722 games played
4' + 3" time control
Windows XP x64
Intel E8400 @ 2.95 GHz and QX6700 @ 3.05 GHz ( equal Crafty benchmarks)
Arena 2.01
HS MainBook 7 moves and start positions from Albert Silver, Marc LaCrosse,
Jon Dart, and Franklin T
128 MB hash
3/4 men EGTB, egbb, and GTB
Ponder off
BayesElo offset - 2132 using the covariance function
Code: Select all
Rank Name Elo + - games score oppo. draws
1 Stockfish-171-64-ja 3172 37 37 570 88% 2832 17%
2 Rybka v2.2n2x64 3059 28 28 821 73% 2889 29%
3 Komodo-10-x64-ja 3049 28 28 820 71% 2889 29%
4 Thinker54d Inertx64 2988 26 26 1038 65% 2874 30%
5 Protector-134-64-ja 2964 32 32 524 67% 2835 28%
6 Critter_0.60_64bit 2943 31 31 565 66% 2826 26%
7 Toga141se 2913 26 26 966 54% 2884 32%
8 Spark-0.3-gcc64 2910 24 24 1195 61% 2827 30%
9 Glaurung22_x64_ja 2888 26 26 879 52% 2874 30%
10 Fruit23-EM64T 2882 25 25 1006 55% 2848 31%
11 TwistedLogic_20100131x_x64 2870 31 31 500 55% 2837 26%
12 Bright-0.5c 2865 25 25 937 54% 2836 28%
13 Bison_9.11_x64 2838 25 25 998 54% 2809 27%
14 Spike1.2 Turin 2821 23 23 1221 50% 2827 30%
15 Naum2.0_x64 2793 23 23 1191 47% 2816 32%
16 Crafty-23.2-64-ja 2780 32 32 437 49% 2799 28%
17 Frenzee_Feb08_x64 2778 25 25 951 43% 2833 26%
18 Daydreamer-175-64-ja 2765 23 23 999 60% 2697 34%
19 Scorpio-2.5-x64-ja 2761 23 23 1149 52% 2754 31%
20 Delfi5.4 2759 22 22 1255 52% 2751 30%
21 Booot415 2746 26 26 915 39% 2831 27%
22 BugChess2_V1_6_4_x64 2744 24 24 1099 44% 2791 25%
23 Alaric707 2736 25 25 944 44% 2782 28%
24 WildCat_8 2734 24 24 1037 45% 2774 31%
25 Colossus2008b 2723 25 25 869 44% 2771 29%
26 Et_Chess_130108 2722 26 26 839 42% 2780 29%
27 Chronos197_Opt 2720 21 21 1410 50% 2719 31%
28 Cyrano06b17_x64 2714 25 25 881 42% 2772 31%
29 Alfil811Optimized 2705 25 25 891 43% 2760 27%
30 SlowChessBlitzWV21 2703 25 25 884 43% 2759 29%
31 Pharaon_3.51 2694 23 23 1008 55% 2658 29%
32 ProDeo1.5 2693 22 22 1249 51% 2686 28%
33 GarboChess2_2 2685 23 23 1024 48% 2700 23%
34 Amyan_1.72 2684 23 23 1010 52% 2665 25%
35 Movei00_8_438(10 10 10) 2684 24 24 881 46% 2714 31%
36 Sloppy_022_x64_ja 2671 22 22 1129 50% 2675 27%
37 Jonny 2.83 2662 27 27 652 52% 2648 23%
38 SOS-51_Arena 2659 26 26 678 50% 2660 32%
39 Ruffian_105 2659 27 27 645 51% 2655 29%
40 SmarThink_017a 2658 26 26 676 51% 2647 30%
41 Pseudo07c 2652 26 26 709 50% 2649 33%
42 Zappa_11_win_64 2651 26 26 750 42% 2712 26%
43 N2_0.4_x64 2644 32 32 394 58% 2585 27%
44 List512 2640 26 26 674 48% 2650 38%
45 Hamsters_071 2634 21 21 1350 48% 2649 31%
46 The Baron 223x64 2631 27 27 648 48% 2641 25%
47 Aristarch_450 2629 26 26 700 48% 2639 25%
48 Deuterium_090126492 2626 22 22 1080 48% 2641 28%
49 Arasan_11.7_x64 2613 23 23 874 57% 2567 26%
50 GreenLightChess301.2.2 2611 26 26 690 50% 2609 28%
51 Ufim802 2608 26 26 676 47% 2631 28%
52 Ktulu42 2605 22 22 1051 48% 2616 24%
53 Tornado_342a_x64 2601 26 26 701 47% 2620 25%
54 AnMon_5.75 2601 27 27 625 49% 2607 22%
55 Bruja19_x64_ja 2594 27 27 575 55% 2555 28%
56 LittleGoliathEvolution_312 2589 26 26 629 50% 2590 30%
57 Trace_137a 2571 31 31 455 50% 2565 22%
58 Hermann_2.5_x64 2569 20 20 1232 52% 2557 20%
59 Tao_56 2557 28 28 567 44% 2596 25%
60 Danasah_437 2546 23 23 959 44% 2589 25%
61 Yace9987 2544 29 29 485 47% 2565 26%
62 Xpdnt_091007_ja 2542 21 21 1009 54% 2513 23%
63 Abrok_5_0 2513 29 29 520 50% 2513 25%
64 Kiwi_06D_x64_ja 2505 27 27 617 50% 2505 23%
65 KingOfKings_256 2500 27 27 597 46% 2531 21%
66 NanoSzachy3.7 2497 19 19 1420 57% 2441 23%
67 SpiderChess070603 2487 27 27 542 45% 2520 29%
68 Dragon_46 2486 27 27 567 53% 2466 23%
69 Olithink530-64-ja 2476 24 24 796 47% 2495 20%
70 Romichess_P3Kx64 2473 26 26 646 51% 2469 25%
71 Gaviota-win64-v0.74.12 2473 17 17 1769 51% 2462 19%
72 Gaia_3.5_x64 2471 25 25 693 52% 2453 17%
73 Sjeng12_13 2467 22 22 938 55% 2436 22%
74 Snitch1.6.2 2461 25 25 720 54% 2433 22%
75 Quark235 2460 28 28 563 42% 2517 20%
76 Diablo051_ja 2459 24 24 729 48% 2475 25%
77 Comet_B68 2455 26 26 619 50% 2454 23%
78 Leila_053h 2452 22 22 916 54% 2419 21%
79 Nejmet_307 2441 18 18 1445 51% 2435 24%
80 Glass_1.5 2438 23 23 832 49% 2447 24%
81 KnightDreamer_D33 2437 26 26 648 50% 2436 24%
82 Homer_201 2430 23 23 823 49% 2436 26%
83 Horizon_4_4 2427 21 21 1069 41% 2498 21%
84 Amy087_DC 2426 19 19 1386 51% 2417 21%
85 Muse0899b 2425 19 19 1336 53% 2404 22%
86 Patzer380 2425 20 20 1255 53% 2401 22%
87 Gosu_016 2420 21 21 1151 48% 2438 20%
88 Bringer_19 2414 20 20 1179 49% 2425 21%
89 Amateur282 2413 20 20 1134 49% 2420 21%
90 Djinn925x 2410 21 21 1060 47% 2433 25%
91 Arion_17 2410 18 18 1423 53% 2391 25%
92 Pawny_0.1.8_x64 2407 21 21 1003 53% 2380 17%
93 TheCrazyBishop0052 2391 21 21 1078 48% 2404 23%
94 Cheese_13 2379 20 20 1116 51% 2370 20%
95 Averno081 2373 20 20 1159 55% 2332 22%
96 Sage353 2366 20 20 1181 46% 2397 19%
97 Asterisk_06 2362 20 20 1099 49% 2372 23%
98 Ayito 0.2.994 2350 20 20 1179 57% 2293 17%
99 Joker1114w 2343 20 20 1130 52% 2331 20%
100 Knightx192 2342 20 20 1133 45% 2379 20%
101 Ares_1003a 2313 22 22 970 55% 2261 20%
102 Popochin_32 2311 21 21 1048 49% 2321 24%
103 Chispa403-blend 2300 20 20 1075 47% 2324 29%
104 Beowulf_24_x64_ja 2297 21 21 1042 54% 2270 24%
105 Anechka008 2286 20 20 1213 43% 2336 19%
106 Natwarlal014 2281 20 20 1110 47% 2299 20%
107 Hagrid0756 2256 21 21 1190 59% 2185 16%
108 Scidlet_361_x64_ja 2251 18 18 1465 53% 2221 21%
109 Atlas220uci 2248 20 20 1157 49% 2255 17%
110 Sinobyl150 2243 21 21 1080 49% 2249 23%
111 ATAK_65 2242 22 22 1115 66% 2112 15%
112 Rattatechess_Bologna2007 2206 21 21 1078 52% 2192 16%
113 Matant_5_04 2204 21 21 1136 60% 2125 20%
114 BlackBishop1.0 2204 21 21 1082 52% 2184 20%
115 Fortress_162 2188 21 21 1235 58% 2122 19%
116 EveAnn163 2187 21 21 1100 49% 2191 22%
117 TJchess0121R 2168 21 21 1089 48% 2185 19%
118 Parrot-070116 2150 20 20 1415 58% 2073 16%
119 FireFly256_x64 2126 21 21 1087 51% 2123 19%
120 Matheus-2.3 2112 21 21 1102 48% 2127 18%
121 Ifrit_j2_9 2084 27 27 670 49% 2091 16%
122 Gerbil_02_x64_ja 2066 22 22 1058 52% 2053 16%
123 ZCT_032500_x64 2060 22 22 1059 51% 2054 15%
124 Myrddin083_x64 2045 26 26 696 46% 2075 21%
125 Taktix_223 2017 22 22 1194 52% 1994 17%
126 Marvin_130 2002 21 21 1156 45% 2043 19%
127 MatMoi_7.15.0_cct_x64 2002 22 22 1126 41% 2079 18%
128 Micromax48_c2d 2002 22 22 1145 44% 2046 19%
129 BigLion_223x 2001 22 22 1088 43% 2061 17%
130 Warrior_103 1966 22 22 1178 51% 1956 20%
131 Smash 1936 21 21 1247 47% 1963 16%
132 Surprise_4.3b13 1930 22 22 1151 47% 1954 15%
133 SnailChess_4013 1929 22 22 1239 61% 1831 14%
134 Clueless_14 1907 22 22 1160 45% 1955 12%
135 Embracer_112 1873 22 22 1165 57% 1815 28%
136 Grizzly1401b 1851 23 23 1180 54% 1817 13%
137 Elf130 1781 23 23 1136 49% 1793 15%
138 TSCP181 1755 23 23 1231 50% 1759 15%
139 Mephisto_MM V 1731 28 28 681 49% 1739 19%
140 Mizar3.0 1728 24 24 1043 53% 1707 18%
141 DChess1_0_2 1716 24 24 1057 51% 1714 16%
142 Storm_06 1698 24 24 1069 48% 1716 17%
143 Beaches226 1686 25 25 1040 53% 1669 14%
144 PolarChess1.2 1680 24 24 1119 49% 1690 17%
145 Bace_045 1669 23 23 1205 48% 1692 17%
146 MSCP_144_uci_ja 1668 25 25 1073 51% 1639 18%
147 Needle_0531 1615 25 25 1061 55% 1554 24%
148 RataAeroespacial005 1561 28 28 827 67% 1422 29%
149 LarsenVB 1548 26 26 1025 46% 1565 15%
150 Pentagon_12 1527 25 25 1014 37% 1627 29%
151 StAndersen_v1.31_X64 1510 25 25 1047 37% 1617 16%
152 Braincrack_alpha_ja 1508 29 29 784 59% 1428 15%
153 TarraschToyEngineV0.906 1506 25 25 1151 37% 1615 16%
154 Yawce016 1505 25 25 1243 53% 1477 13%
155 Nero_61 1477 24 24 1373 44% 1532 17%
156 Eden0013-jet 1408 27 27 1042 57% 1338 15%
157 Joanna2002-104_ja 1396 26 26 1059 54% 1371 32%
158 Fimbulwinter_5_00 1355 28 28 963 58% 1297 14%
159 MiniChessAI_119 1335 28 28 864 55% 1299 24%
160 Numpty_0.4pr 1280 27 27 1115 44% 1326 22%
161 Trex1.9 1274 28 28 1114 56% 1227 21%
162 Gringo149b 1264 28 28 937 46% 1294 20%
163 Marquis16 1262 28 28 1006 52% 1250 21%
164 KillerQueen_20b3 1250 28 28 1164 64% 1137 29%
165 Toledo_Nanochess_wb 1242 27 27 1173 53% 1224 37%
166 Mystery2.1 1236 27 27 941 41% 1300 44%
167 QuteChess_101t_rev3_ja 1225 28 28 1012 63% 1120 37%
168 Pierre17ja 1221 27 27 1397 54% 1187 11%
169 BlitzKibitz5 1210 27 27 955 38% 1301 39%
170 Raffaela 1198 28 28 1163 60% 1124 31%
171 BRAMA_051204 1168 28 28 1177 55% 1124 34%
172 Talvmenni 1099 30 30 840 51% 1094 39%
173 BlitzterV2_0 1068 31 31 928 46% 1102 7%
174 Xadreco_v5.7 1046 28 28 1372 40% 1149 22%
175 MFChess_13_ja 1039 30 30 898 43% 1102 40%
176 GIUChess10-beta2-dc 995 32 32 710 42% 1057 36%
177 Testina2_2 995 29 29 1119 36% 1109 34%
178 Youk_105 993 32 32 733 42% 1063 33%
179 NSVChess v0.14 963 32 32 706 38% 1057 34%
180 EvolChess_0.05 924 30 30 1202 54% 894 26%
181 Cassandre_0.21 911 30 30 1254 51% 899 33%
182 Dika_04209 867 29 29 1289 46% 909 49%
183 Pyotr-am_06 844 29 29 1676 35% 991 27%
184 Ram2.0 758 36 36 566 54% 721 51%
185 Neg03d 702 35 35 698 41% 783 35%
186 Dendron042_win32 663 35 35 670 36% 782 55%
187 CPP1 626 38 38 496 34% 751 35%
188 LaMoSca_v0.10 600 37 37 542 31% 735 60%
189 POS-1.20 569 38 38 584 27% 743 40%
190 BrutusRND 466 41 41 552 15% 754 30%