CCRL 40/4 Rating List — All engines (best versions only)

CCRL 40/4 Rating List — All engines (best versions only) (Quote) Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz) Computed on December 1, 2012 with Bayeselo based on 940'883 games Color legend: Commercial, Free, Open source, Private, Controversial. Bold font - tested with 200 games or more. Normal font - less than 200 games. "Controversial" means that the origin of those engines is debated in the community (CCC, OpenChess).

Rank Name Rating Score Average Opponent Draws Games LOS Elo + − 1 Houdini 3 64-bit 4CPU 3334 +16 −16 80.3% −234.0 29.0% 1644   100.0% 2 Critter 1.6a 64-bit 4CPU 3237 +15 −15 67.6% −124.6 42.2% 1450 79.4% 3 Stockfish 2.3.1 64-bit 4CPU 3227 +18 −18 59.5% −61.4 46.9% 951 88.2% 4 Rybka 4.1 64-bit 4CPU 3215 +13 −13 66.4% −119.2 39.0% 2072 99.1% 5 Vitruvius 1.11C 64-bit 4CPU 3169 +34 −34 57.3% −44.0 43.8% 260 80.9% 6 Komodo 5 64-bit 3152 +13 −13 57.6% −60.6 38.4% 2054 63.8% 7 Strelka 5.1 64-bit 3148 +19 −19 66.4% −121.3 39.7% 907 99.9% 8 Hiarcs 14 4CPU 3108 +15 −15 51.4% −8.3 39.3% 1449 69.3% 9 Naum 4.2 64-bit 4CPU 3104 +9 −9 54.9% −33.3 42.8% 4492 83.9% 10 Chiron 1.5 64-bit 4CPU 3094 +18 −18 47.7% +14.9 41.4% 984 98.8% 11 Deep Fritz 13 4CPU 3068 +15 −15 45.0% +33.9 47.0% 1351 70.4% 12 Bouquet 1.5 64-bit 4CPU 3058 +34 −35 40.8% +67.0 42.3% 260 68.9% 13 Deep Shredder 12 64-bit OA On 4CPU 3048 +8 −8 50.9% −6.1 37.8% 5031 87.0% 14 Spike 1.4 Leiden 4CPU 3040 +13 −12 42.2% +55.9 37.3% 2148 85.4% 15 Spark 1.0 64-bit 4CPU 3032 +11 −10 43.5% +46.6 41.8% 3088 59.6% 16 Gull II b2 64-bit 4CPU 3026 +40 −40 35.8% +106.8 36.1% 208 60.1% 17 Deep Junior 13.3 64-bit 4CPU 3021 +19 −19 36.6% +94.3 37.8% 936 100.0% 18 Protector 1.4.0 64-bit 4CPU 2977 +13 −13 34.6% +113.2 35.5% 2093 84.1% 19 Zappa Mexico II 64-bit 4CPU 2969 +7 −8 44.4% +39.1 39.3% 6575 97.5% 20 Onno 1.2.70 64-bit 4CPU 2955 +13 −13 34.8% +110.4 36.0% 2217 60.5% 21 Thinker 5.4c Inert 64-bit 4CPU 2953 +9 −9 43.2% +47.4 34.9% 4942 61.7% 22 Hannibal 1.2 64-bit 2950 +17 −17 47.5% +22.1 34.8% 1199 71.8% 23 Deep Sjeng WC2008 64-bit 4CPU 2945 +8 −8 43.9% +43.3 33.7% 5414 100.0% 24 Bright 0.4a 4CPU 2909 +11 −11 42.0% +55.6 33.8% 2889 75.2% 25 Toga II 1.4 beta5c 4CPU 2905 +9 −8 36.8% +97.2 35.0% 5055 76.8% 26 Quazar 0.4 64-bit 2898 +15 −15 68.1% −145.6 28.3% 1817 98.9% 27 Loop M1-T 64-bit 4CPU 2878 +8 −8 43.7% +43.8 36.0% 5759 97.3% 28 BugChess2 1.9 64-bit 4CPU 2857 +20 −20 56.7% −49.2 31.8% 795 51.2% 29 Nemo 1.0.1b 64-bit 2856 +16 −16 53.5% −25.2 35.5% 1313 97.6% 30‑31 Booot 5.1.0 2837 +11 −11 47.0% +23.8 32.3% 3119 49.3% 30‑31 MinkoChess 1.2 64-bit 2837 +14 −14 50.7% −6.0 34.5% 1718 78.9% 32 Jonny 4.00 2CPU 2828 +17 −17 48.3% +10.9 34.7% 1186 76.6% 33 Scorpio 2.75 64-bit 2814 +36 −35 72.3% −173.4 25.8% 298 86.0% 34 Texel 1.01 64-bit 2792 +17 −17 43.2% +48.3 30.0% 1210 76.3% 35 Crafty 23.4 64-bit 2784 +12 −12 45.3% +39.7 28.5% 2613 84.2% 36 Ktulu 9.0 2777 +9 −9 41.9% +58.7 31.1% 4632 88.0% 37 Twisted Logic 20090922 64-bit 2769 +9 −9 45.9% +32.2 29.1% 4244 78.2% 38 Frenzee 3.5.19 64-bit 2763 +12 −12 48.6% +11.1 29.2% 2362 60.4% 39 Chessmaster 11 4CPU 2760 +22 −22 59.2% −65.8 32.4% 698 73.0% 40 Bison 9.11 64-bit 2752 +12 −12 49.5% +6.6 24.4% 2636 85.0% 41 SmarThink 1.20 64-bit 2744 +10 −10 36.6% +99.5 31.2% 3555 63.4% 42 DiscoCheck 3.71 64-bit 2738 +34 −33 65.0% −113.3 28.7% 314 54.5% 43 Chronos 1.9.9 64-bit 2736 +10 −10 46.6% +29.9 31.5% 4007 60.1% 44 Dirty 05Sep2012 64-bit 2731 +35 −34 63.0% −95.9 25.3% 300 56.1% 45 Gaviota 0.85.1 64-bit 2728 +12 −11 54.9% −35.2 25.3% 2786 69.0% 46 Bobcat 2.75 64-bit 2CPU 2723 +18 −18 57.9% −61.4 34.1% 1094 52.8% 47 Tornado 4.40 64-bit 2722 +14 −14 51.1% −7.3 28.4% 1851 66.4% 48 Chess Tiger 2007.1 2719 +8 −8 45.9% +32.7 34.1% 6109 98.2% 49 Delfi 5.4 2CPU 2704 +12 −12 40.7% +72.7 30.5% 2438 61.2% 50 ProDeo 1.81 2701 +17 −17 58.3% −62.3 24.6% 1244 79.0% 51 Pharaon 3.5.1 4CPU 2685 +33 −33 40.5% +65.9 31.6% 304 60.1% 52 Deuterium 12.01.30.1070 64-bit 2680 +17 −17 52.5% −17.4 32.3% 1071 64.3% 53 RedQueen 1.0.0 64-bit 2676 +14 −14 57.6% −57.6 26.8% 1848 56.6% 54 EXchess 6.50b 64-bit 2675 +16 −16 64.2% −120.0 24.0% 1549 57.5% 55 Daydreamer 1.75 64-bit 2673 +11 −11 49.4% +7.5 30.6% 3274 93.4% 56 Alaric 707 2663 +7 −7 45.7% +33.8 27.6% 8231 79.5% 57 Cheng3 1.07 64-bit 2656 +17 −16 51.9% −14.4 30.2% 1216 63.1% 58 Naraku 1.31 2652 +13 −13 51.0% −6.0 25.4% 2013 57.0% 59 Alfil 12 MT 2CPU 2651 +18 −18 53.7% −28.7 25.9% 1087 61.5% 60 Godel 2.3.7 64-bit 2647 +23 −23 53.1% −22.0 32.0% 606 74.6% 61 Colossus 2008b 2642 +8 −8 45.7% +34.0 29.5% 5971 64.6% 62 E.T. Chess 13.01.08 2640 +7 −8 46.5% +28.4 30.9% 6773 68.6% 63 Cyrano 06b17 64-bit 2637 +11 −11 49.6% +5.3 28.4% 3051 68.5% 64 WildCat 8 2634 +8 −8 45.6% +34.5 29.6% 6574 77.5% 65 Movei 00.8.438 (10 10 10) 2630 +8 −8 44.1% +45.9 29.5% 6892 62.3% 66 Hamsters 0.7.1 2CPU 2627 +17 −16 52.5% −18.7 33.1% 1201 55.4% 67 Brutus 8.05 64-bit 2CPU 2625 +16 −16 53.5% −27.3 31.4% 1258 56.1% 68 Gandalf 6 2624 +10 −10 43.6% +50.6 28.2% 4010 55.3% 69 Rodent 0.13 64-bit 2622 +27 −27 52.9% −20.0 27.4% 452 56.0% 70 Sloppy 0.2.2 64-bit 2620 +9 −9 45.1% +36.6 30.2% 4407 66.1% 71 Rotor 0.7a 2616 +16 −16 49.1% +6.1 29.2% 1354 66.6% 72 Slow Chess Blitz WV2.1 2612 +7 −7 43.5% +50.0 29.4% 10274 75.4% 73 Philou 3.7 64-bit 2607 +15 −15 51.5% −10.8 34.3% 1555 52.6% 74 Ruffian 2.1.0 2606 +11 −11 45.7% +34.7 29.6% 3246 64.3% 75‑76 Glass 1.9 64-bit 2603 +14 −14 53.3% −24.5 28.2% 1629 48.9% 75‑76 Lemming 0.34 64-bit 2603 +16 −16 44.9% +37.7 30.1% 1370 60.8% 77 GarboChess 2.20 64-bit 2600 +14 −14 49.1% +6.1 25.0% 1859 56.0% 78 GNU Chess 5.07.173b 64-bit 2599 +12 −12 48.9% +8.1 27.6% 2389 81.3% 79‑80 Amyan 1.72 2592 +9 −9 48.6% +10.4 28.0% 4508 49.9% 79‑80 Arasan 13.1 64-bit 2CPU 2592 +27 −27 43.9% +49.6 19.8% 491 58.6% 81 N2 0.4 64-bit 2589 +10 −11 50.1% −0.1 31.8% 3216 82.5% 82 CuckooChess 1.12 64-bit 2581 +14 −14 53.1% −23.7 25.8% 1736 76.0% 83 Pseudo 0.7c 2575 +8 −8 49.0% +5.8 29.1% 5400 55.4% 84 Francesca MAD 0.19 2574 +14 −14 52.2% −17.9 28.1% 1829 55.8% 85 SOS 5.1 2573 +8 −8 45.9% +29.5 28.4% 5588 54.8% 86 Atlas 3.25 64-bit 2572 +19 −19 46.9% +25.6 26.5% 985 74.2% 87 Aristarch 4.50 2565 +9 −8 47.3% +20.0 26.7% 5381 55.6% 88 Hermann 2.8 64-bit 2CPU 2564 +18 −18 48.5% +11.2 25.5% 1133 60.4% 89 Petir 4.39 2561 +11 −11 46.6% +25.3 32.0% 2858 79.9% 90 The Baron 2.23 64-bit 2555 +8 −8 47.6% +17.2 26.7% 5634 76.4% 91 NanoSzachy 4.0 64-bit 2549 +14 −14 46.4% +27.0 27.2% 1692 75.5% 92 Anaconda 2.0.1 2543 +10 −11 50.9% −6.3 30.4% 3123 57.1% 93 Rodin 5.1 2541 +17 −17 51.5% −10.7 30.8% 1172 54.0% 94 Pupsi2 0.09 2539 +33 −33 37.3% +97.1 29.2% 312 52.6% 95 DanaSah 4.88 2538 +18 −18 49.5% +3.2 28.4% 1048 61.6% 96 AnMon 5.75 2535 +9 −8 47.2% +20.2 24.7% 5253 79.9% 97 Ufim 8.02 2531 +7 −7 50.4% −4.7 28.6% 7426 58.0% 98 BBChess 1.3b 64-bit 2CPU 2529 +15 −15 54.3% −36.3 28.5% 1698 80.1% 99 GreKo 8.2 64-bit 2521 +13 −13 50.3% −2.1 29.1% 1891 71.6% 100 Delphil 2.8 2CPU 2514 +18 −18 58.9% −62.5 32.3% 1045 64.0% 101 Pepito 1.59.2 64-bit 2510 +14 −14 45.2% +35.1 28.6% 1675 73.3% 102 Little Goliath Evolution 3.12 2505 +7 −7 48.6% +9.9 27.7% 7693 60.6% 103 Yace 0.99.87 2504 +9 −9 48.9% +6.8 28.2% 4562 61.8% 104‑105 Green Light Chess 3.01.2.2 2502 +10 −10 43.8% +46.6 28.9% 3611 48.2% 104‑105 Trace 1.37a 2502 +8 −8 48.2% +13.5 27.0% 5773 64.9% 106 Dorky 4.0 64-bit 2CPU 2499 +17 −17 60.0% −73.4 31.1% 1184 80.4% 107 Djinn 0.969 64-bit 2488 +19 −19 59.3% −66.5 29.9% 923 66.7% 108 Bruja 1.9 64-bit JA No-int-book 2483 +11 −11 46.2% +28.9 25.7% 2961 70.8% 109 Murka 2 64-bit 2478 +14 −14 52.5% −19.0 27.8% 1863 53.4% 110‑111 Mephisto Gideon Professional 2477 +22 −22 48.5% +9.0 26.1% 733 49.9% 110‑111 Tao 5.6 2477 +10 −10 48.5% +9.8 25.5% 3472 57.4% 112 Cheese 1.4 64-bit 2475 +16 −16 49.4% +3.7 28.0% 1297 61.7% 113 Cerebro 3.03d 2472 +9 −9 47.7% +16.8 24.3% 4954 74.2% 114 Xpdnt 091007 2467 +14 −14 51.9% −14.5 27.0% 1842 87.3% 115 Pawny 0.3 64-bit 2456 +13 −13 47.8% +16.6 27.5% 2223 55.8% 116 Kiwi 0.6d 64-bit 2455 +12 −12 48.4% +13.3 25.5% 2366 54.0% 117 pikoSzachy 4.0 2454 +16 −16 50.2% −2.2 23.4% 1403 70.8% 118 LittleThought 1.052 64-bit 2CPU 2448 +18 −18 39.4% +80.7 23.1% 1145 70.7% 119 Counter 1.2 2442 +11 −11 49.1% +6.7 36.7% 2886 59.9% 120 Matacz 1.4 2440 +12 −12 52.4% −22.1 26.2% 2612 76.8% 121 SpiderChess 070603 2435 +8 −8 46.8% +22.5 31.1% 5561 65.1% 122 Abrok 5.0 2432 +10 −10 43.8% +45.7 25.8% 4152 55.1% 123 King of Kings 2.56 2431 +12 −11 47.1% +22.5 23.6% 2810 81.4% 124‑125 LambChop 10.99 2425 +9 −10 49.0% +7.2 27.2% 4206 50.6% 124‑125 Quark 2.35 2425 +10 −10 48.8% +9.6 25.6% 3322 58.9% 126 Eeyore 1.52 64-bit 2423 +15 −15 45.8% +32.2 24.5% 1672 61.3% 127 Nejmet 3.07 2421 +9 −9 49.6% +1.5 27.2% 4953 58.5% 128 Gaia 3.5 64-bit 2419 +11 −10 45.6% +33.6 21.3% 3486 58.2% 129 Snitch 1.6.2 32-bit 2418 +11 −11 48.4% +11.8 25.3% 3086 50.6% 130 Hussar 0.4 2417 +13 −13 53.4% −26.2 22.1% 2135 59.2% 131‑132 OliThink 5.3.0 64-bit 2415 +14 −14 46.6% +25.8 23.4% 1901 49.6% 131‑132 Simplex 0.9.8 64-bit 2415 +15 −15 53.1% −24.9 21.9% 1634 57.7% 133 Dragon 4.6 2414 +9 −9 48.6% +10.7 25.3% 4850 70.9% 134 Typhoon 1.00-358 2409 +16 −16 45.5% +34.0 23.4% 1374 69.2% 135 RomiChess P3k 64-bit 2404 +10 −10 49.0% +7.5 26.5% 4108 58.3% 136 Patzer 3.80 2CPU 2402 +15 −15 50.7% −7.2 24.2% 1539 59.7% 137 Ifrit m1.8 64-bit 2398 +30 −30 54.5% −34.0 21.4% 397 51.8% 138 KnightDreamer 3.3 2397 +12 −12 50.8% −5.8 27.1% 2266 92.2% 139 Leila 0.53h 2386 +9 −9 52.5% −23.1 22.5% 4508 62.9% 140 Comet B50 2384 +11 −11 45.7% +31.3 23.8% 3361 71.1% 141 Amy 0.8.7b DC 2380 +10 −10 47.1% +20.9 22.4% 4042 60.5% 142 PostModernist 1016 2378 +13 −13 50.7% −6.0 24.5% 1971 57.0% 143 Diablo 0.5.1 2376 +11 −12 48.4% +12.6 27.9% 2639 67.1% 144 Gosu 0.16 2373 +8 −9 51.0% −7.9 21.5% 5540 57.0% 145‑146 Muse 0.899b 2372 +9 −9 51.5% −13.4 23.5% 5170 51.8% 145‑146 Phalanx XXIII 2372 +16 −16 49.0% +7.5 19.2% 1372 65.9% 147‑148 Der Bringer 1.9 2368 +9 −9 51.4% −13.3 22.7% 5288 50.6% 147‑148 Ghost 2.0.1 32-bit 2368 +17 −17 53.5% −27.0 23.3% 1206 82.4% 149 Crazy Bishop 0052 2359 +10 −10 52.3% −21.1 23.7% 3550 62.1% 150 Terra 3.4 2356 +15 −15 54.3% −32.5 19.8% 1679 76.4% 151 Homer 2.01 2349 +11 −10 50.9% −7.3 24.4% 3293 57.7% 152 Betsy 6.51 Nobook 2348 +12 −12 55.0% −42.3 23.6% 2621 64.6% 153 Amateur 2.82 2345 +9 −9 51.6% −14.3 20.8% 5262 77.4% 154‑155 Plisk 0.2.7d 64-bit 2339 +14 −14 50.7% −6.0 21.4% 1770 50.7% 154‑155 Queen 4.03 2339 +9 −9 48.1% +12.6 28.8% 4192 53.3% 156 Alex 2.14a 64-bit 2338 +15 −15 46.0% +29.8 23.5% 1551 56.8% 157 Horizon 4.4 2336 +10 −10 48.6% +10.9 22.5% 3896 94.6% 158 Arion 1.7 2326 +8 −8 50.5% −4.3 25.6% 5667 59.1% 159 iCE 0.2 2324 +19 −19 42.9% +54.1 26.1% 953 53.4% 160‑161 TJchess 1.1 64-bit 2323 +15 −15 49.4% +6.1 21.3% 1589 49.3% 160‑161 Thor's Hammer 2.28 32-bit 2323 +13 −13 56.3% −54.2 18.6% 2412 63.0% 162 Sage 3.53 2321 +10 −10 48.0% +14.6 22.4% 4274 52.2% 163 Tytan 9.32 64-bit 2320 +15 −15 49.2% +5.5 24.4% 1528 60.0% 164‑166 Ares 1.004 2317 +15 −15 54.5% −37.5 22.8% 1766 52.4% 164‑166 Butcher 1.61 64-bit 2CPU 2317 +19 −19 46.8% +23.1 22.0% 941 48.5% 164‑166 Sorgenkind 0.4 2317 +13 −13 47.8% +17.5 21.4% 2007 70.1% 167 Chezzz 1.0.3 2313 +12 −11 54.3% −37.3 20.0% 2937 65.8% 168 Nebiyu 1.2 2304 +40 −41 27.5% +222.5 9.5% 316 56.1% 169 Asterisk 0.6 2301 +11 −11 50.4% −3.8 24.5% 3255 65.1% 170‑172 Aice 0.99.2 2298 +12 −12 48.5% +9.6 24.2% 2509 47.2% 170‑172 Averno 0.81 2298 +12 −12 53.3% −30.6 23.1% 2676 51.9% 170‑172 Sungorus 1.4 64-bit 2298 +13 −13 53.1% −25.0 22.2% 2306 60.1% 173 Joker 1.1.14 2295 +14 −14 46.9% +22.2 21.9% 1922 65.9% 174 KnightX 1.92 2292 +9 −9 51.5% −15.3 22.1% 5240 54.3% 175 Resp 0.19 64-bit JA Nobook 2291 +10 −11 50.7% −9.4 21.7% 3352 84.5% 176 Gibbon 2.57a 64-bit 2281 +16 −16 47.1% +24.1 22.3% 1333 56.6% 177 Ayito 0.2.994 2280 +11 −12 54.0% −33.7 18.5% 2887 80.3% 178 Scidlet 3.61 x64 JA 2273 +12 −12 51.9% −20.0 21.4% 2638 57.8% 179 Matilde 2008 64-bit 2271 +14 −14 52.5% −20.7 21.3% 1994 82.4% 180 Popochin 3.2 2263 +9 −9 48.6% +9.6 25.3% 4365 59.8% 181 Sjakk 1.1.9 2261 +16 −16 50.5% −4.4 25.2% 1342 65.5% 182 Natwarlal 0.14 2257 +9 −9 48.2% +12.5 20.0% 4720 65.4% 183 Esc 1.16 2255 +12 −11 54.5% −37.9 22.1% 2928 76.7% 184 Mediocre 0.5 2247 +17 −17 48.3% +13.3 21.6% 1164 51.7% 185 Doctor 3.0 2246 +18 −18 54.1% −38.6 27.0% 1085 55.0% 186 Zeus 1.29 2245 +11 −11 49.4% +5.8 24.6% 2879 57.0% 187 Capivara LK0.08a11 64-bit 2243 +14 −14 55.2% −43.2 22.4% 1816 78.4% 188 Ant 2006-F 2236 +12 −12 49.4% +4.5 20.7% 2820 67.3% 189 Buzz 0.08 64-bit 2230 +23 −23 61.1% −91.5 14.4% 744 59.4% 190 AliChess 4.25 2227 +14 −14 44.8% +41.6 16.0% 2035 64.3% 191‑192 Myrddin 0.85 64-bit 2223 +15 −15 50.8% −7.0 22.5% 1522 50.6% 191‑192 Waxman 2010 2223 +14 −14 40.8% +69.7 25.6% 1996 55.6% 193 Anechka 0.08 2222 +9 −9 46.7% +24.3 20.4% 5016 59.8% 194 EveAnn 1.66 2220 +16 −16 46.3% +27.5 23.3% 1425 74.3% 195 Jazz 501 64-bit 2212 +16 −16 50.0% +1.4 21.3% 1347 59.0% 196 Adam 3.3 2210 +14 −14 46.8% +27.6 18.0% 1884 72.7% 197 OBender 3.2.x 2204 +14 −14 47.7% +14.6 19.1% 2068 88.3% 198 CyberPagno 2.1 2194 +11 −11 51.3% −13.7 19.9% 3278 57.8% 199 ECE 11.01 2192 +19 −19 47.1% +21.7 20.7% 1042 51.4% 200 RattateChess 1.0 Nosferatu 2191 +23 −23 47.7% +12.6 23.1% 683 71.6% 201 Chispa 4.0.3 2184 +9 −9 50.0% −1.1 34.4% 4261 63.8% 202‑203 Latista (Sinobyl) 1.5 2181 +12 −12 46.9% +23.3 23.1% 2600 50.4% 202‑203 Madeleine 0.2 2181 +12 −12 48.4% +10.3 20.3% 2598 70.3% 204 Beowulf 2.4a 32-bit 2176 +14 −14 47.4% +18.8 22.0% 1842 58.4% 205 Uralochka 1.1b 2174 +15 −15 50.8% −6.4 21.8% 1654 52.0% 206 Feuerstein 0.4.6.1 2173 +23 −23 69.7% −174.3 15.8% 795 56.2% 207 Shallow 1.0 64-bit 2171 +17 −17 48.9% +8.0 21.0% 1195 62.4% 208 Atak 6.8 2168 +14 −14 48.2% +12.4 21.3% 1962 92.7% 209 Genesis 2.0 2155 +12 −12 51.4% −11.2 21.4% 2691 80.2% 210 InmiChess3.06N 2148 +11 −11 50.5% −6.0 20.1% 3659 64.1% 211 BlackBishop 1.0 2145 +12 −12 47.7% +17.1 20.4% 2757 75.9% 212 Kurt 0.9.2.2 64-bit 2139 +14 −14 50.9% −9.2 19.8% 1906 80.3% 213‑214 Lime 66 2131 +10 −10 46.5% +28.3 17.3% 3992 49.4% 213‑214 NagaSkaki 5.12 2131 +14 −14 45.8% +35.2 24.1% 2008 55.9% 215 Sunsetter 10.3 64-bit 2130 +14 −14 51.5% −13.1 19.4% 2129 64.1% 216 Alarm 0.93.1 2127 +11 −12 52.8% −23.4 17.2% 3028 68.4% 217 Nesik 0.7.0 alpha 2123 +12 −12 49.5% +2.6 21.6% 2540 78.1% 218 Fortress 1.62 2117 +10 −10 50.7% −8.6 20.7% 3991 52.9% 219 WJChess 1.64 2116 +11 −11 49.5% +0.9 20.2% 3156 54.3% 220 Firefly 2.5.8 64-bit 2115 +16 −16 53.6% −29.1 18.4% 1432 76.2% 221 Bearded 06-29 2107 +18 −18 64.0% −117.3 17.0% 1262 70.2% 222 KnockOut 0.7.1 32-bit 2100 +18 −18 54.6% −39.0 18.1% 1204 70.5% 223 GK 0.90 64-bit 2094 +13 −13 49.0% +6.2 20.2% 2291 69.1% 224 Alf 1.09 2089 +15 −15 50.6% −4.0 22.5% 1651 67.5% 225 Clarabit 1.00 64-bit 2084 +16 −16 48.6% +11.9 22.8% 1416 70.9% 226 Wing 2.0a 2079 +11 −11 51.0% −10.1 20.6% 3404 72.3% 227 Uragano 3D 0.87 2074 +14 −14 53.6% −29.8 19.9% 1896 80.1% 228 BikJump 2.01 64-bit 2065 +13 −13 49.8% +0.2 19.9% 2178 74.3% 229 Rhetoric 0.10.d 2059 +16 −16 45.7% +35.2 18.2% 1525 53.4% 230 Parrot 070722 2058 +15 −15 50.2% −1.6 20.7% 1591 98.5% 231 Matheus 2.3 2038 +11 −11 48.1% +14.5 20.9% 3638 55.8% 232 Dolphin 1.0 2036 +18 −18 45.9% +34.4 15.1% 1276 63.7% 233 Monarch 1.7 2033 +12 −12 53.5% −30.1 19.5% 2497 58.0% 234‑235 Bodo 0.2b 2031 +13 −12 46.5% +28.7 18.4% 2576 50.4% 234‑235 ChessMind 0.82 2031 +17 −17 49.5% +3.2 16.8% 1251 80.9% 236 Gerbil 0.2 64-bit 2022 +12 −12 52.8% −24.8 19.5% 2601 61.2% 237‑239 Ax 0.8 2019 +12 −13 43.5% +55.5 16.4% 2654 51.9% 237‑239 Bestia 0.90 2019 +10 −10 46.6% +28.7 19.9% 3828 48.0% 237‑239 Jabba 1.0 64-bit 2019 +17 −17 50.3% −1.2 20.5% 1256 54.2% 240 RDChess 3.23 2018 +14 −14 53.5% −30.3 20.0% 1952 54.3% 241 ProChess 101CN 2017 +19 −19 53.1% −25.1 17.4% 978 75.4% 242‑243 PLP 1661571 2007 +20 −20 51.7% −13.4 13.2% 969 50.0% 242‑243 ZCT 0.3.2500 64-bit 2007 +22 −22 51.5% −12.1 14.8% 790 68.4% 244 Zeta Dva 0210 64-bit 2000 +19 −19 51.1% −8.7 13.9% 1062 77.1% 245 DelphiMAX 2.9 1992 +13 −13 45.0% +42.1 15.6% 2341 85.0% 246 Requiem 0.53 1982 +13 −13 49.5% +3.2 43.2% 1988 62.5% 247‑248 AdroitChess 0.3 1978 +20 −20 58.0% −69.2 17.0% 984 50.8% 247‑248 Armageddon 2.308 1978 +14 −14 47.8% +13.2 24.3% 1843 56.3% 249 Sjaak 399 1976 +19 −19 48.3% +13.7 19.0% 1038 54.8% 250 Bubble 1.5 1975 +19 −19 48.3% +12.1 16.6% 1047 67.1% 251‑252 BigLion 2.23x 1970 +10 −10 46.2% +28.0 18.8% 3939 51.1% 251‑252 Elephant 1.06 1970 +13 −13 47.0% +23.2 16.9% 2402 51.9% 253 Small Potato 0.6.1 1969 +11 −12 49.5% −0.3 20.9% 2875 58.4% 254 Cupcake 1.0 1967 +18 −18 44.2% +44.6 16.6% 1172 53.1% 255 FrankWalter 1.08 1966 +19 −19 46.5% +28.2 20.8% 1037 74.1% 256 La Dame Blanche 2.0c 1958 +18 −18 48.9% +8.2 20.0% 1153 61.1% 257 Faile 1.4.4 1955 +10 −10 43.3% +61.0 21.8% 4128 62.5% 258 Gullydeckel 2.16pl1 1952 +14 −14 50.2% −1.2 19.2% 1973 59.5% 259 Monik 2.2.3 64-bit 1949 +18 −18 50.2% +1.3 16.6% 1311 54.2% 260‑261 Cilian 4.14 1948 +13 −13 46.3% +28.5 26.1% 2131 53.0% 260‑261 Matant 5.04 1948 +16 −15 55.4% −47.3 16.7% 1614 53.8% 262 Etude 0.1.2 1947 +15 −16 48.6% +10.9 22.1% 1499 53.8% 263 SSEChessII 2.05 DC 1946 +12 −12 53.2% −29.6 19.3% 2709 64.6% 264 BSC 3.9 1941 +19 −19 50.7% −4.0 12.3% 1049 61.6% 265 Marvin 1.3.0 1938 +10 −10 47.2% +20.5 19.4% 3759 62.3% 266 JanWillem 1.13 1936 +12 −11 47.2% +20.1 17.2% 3087 81.8% 267 Rival 1.18 1928 +12 −12 52.7% −24.9 18.0% 2646 63.7% 268 Micro-Max 4.8 1926 +10 −10 46.7% +29.1 22.3% 4088 83.2% 269 Mustang 4.97 1917 +14 −14 52.0% −17.5 25.6% 1935 62.5% 270 ChessKISS 1.3 1914 +15 −15 52.5% −17.2 19.2% 1806 56.3% 271 Sharper 0.17 1913 +13 −12 44.9% +40.0 17.1% 2574 85.2% 272 Smash 1.0.3 1904 +11 −11 48.7% +7.8 17.1% 3207 73.6% 273 BibiChess 0.5 1899 +13 −13 46.8% +21.0 20.8% 2392 68.6% 274 Heracles 0.6.16 1895 +11 −12 47.4% +19.0 20.6% 2980 59.7% 275 BamBam 1892 +18 −18 42.6% +61.3 19.9% 1288 62.8% 276 IACH 0.56z 1888 +14 −14 54.2% −33.3 18.9% 1858 57.3% 277 Eagle 0.7.5 1887 +13 −13 52.2% −17.7 13.4% 2367 72.0% 278 Clueless V1.4 1882 +11 −11 51.3% −11.8 13.5% 3466 81.5% 279 Warrior 1.0.3 1875 +12 −12 50.8% −8.8 20.9% 2924 66.7% 280 SnailChess 4.013 1871 +14 −14 54.9% −40.2 19.8% 2017 69.4% 281 Morphy 3.22 1866 +14 −14 53.1% −27.3 22.5% 2025 85.6% 282 Surprise 4.3b13 1853 +20 −20 46.0% +32.9 12.3% 1055 58.1% 283 MadChess 1.0 1850 +24 −24 46.5% +25.0 24.2% 592 63.2% 284 Purple Haze 2.1.0 1843 +32 −32 61.9% −99.3 13.9% 382 68.5% 285 Roce 0.0390 1834 +16 −16 50.4% −3.6 18.8% 1597 86.7% 286 Simontacchi 1.81 1822 +16 −15 56.0% −50.6 12.3% 1672 84.3% 287 Celes 0.77c 1810 +17 −17 52.9% −22.1 19.1% 1264 68.8% 288 Ajedrez Tactico 2.73b 1804 +18 −18 53.0% −24.3 16.2% 1184 58.5% 289 RataAeroespacial 0.2.1 1800 +25 −25 52.9% −22.6 12.4% 623 52.1% 290 MatMoi 7.15.0-cct 1799 +25 −25 53.1% −23.3 14.5% 615 57.7% 291 Ranita 2.4 1797 +18 −18 52.2% −17.5 18.1% 1186 80.2% 292 Dabbaba 2.62 1786 +17 −17 38.5% +103.3 13.4% 1530 65.9% 293 Predateur 2.1 64-bit 1781 +16 −16 45.3% +39.3 15.7% 1569 52.2% 294 Beaches 2.32 1780 +16 −16 43.5% +51.7 16.1% 1619 79.7% 295‑296 Cecir 3.5 1771 +15 −15 50.0% −0.2 19.4% 1741 51.1% 295‑296 Milady 3.04 1771 +22 −22 48.1% +18.4 13.9% 782 52.0% 297 Enigma 1.1.4 1770 +18 −18 52.3% −20.3 20.8% 1154 66.1% 298 Soldat 0.25b 1766 +12 −12 36.0% +143.6 18.2% 3217 96.2% 299 Grizzly 1.40.1b 1749 +15 −15 51.3% −10.8 12.6% 1839 56.1% 300 Chenard 2010.08.23 64-bit 1747 +16 −16 45.8% +36.0 14.4% 1544 62.1% 301 Embracer 1.12 1744 +16 −16 49.0% +9.5 23.9% 1470 74.6% 302 Macromix 2.01 1732 +29 −29 52.2% −19.0 28.4% 395 64.8% 303 Robin 0.983 1726 +14 −14 50.2% −0.9 19.7% 2009 96.3% 304 Elf 1.3.0 1710 +12 −12 43.0% +62.8 15.6% 3202 63.4% 305‑306 Laurifer 1.0 1707 +12 −12 44.7% +43.3 19.6% 2877 49.9% 305‑306 Rocinante 2.0 64-bit (mcts) 1707 +22 −22 49.1% +9.3 17.6% 743 81.0% 307 Kanguruh 1.93 1696 +14 −14 54.0% −32.7 19.1% 1871 70.0% 308 Adamant 1.7 1691 +11 −11 44.5% +46.7 15.6% 3496 92.2% 309 Tscp 1.81 1678 +14 −14 45.6% +39.7 15.3% 2092 59.4% 310‑311 Aldebaran 0.7.0 1676 +13 −13 45.6% +34.4 34.1% 2053 48.0% 310‑311 GChess IV 0.2.0 1676 +15 −16 58.4% −64.6 30.0% 1502 67.1% 312 SEE 0.6.9 1671 +14 −14 52.9% −25.2 20.6% 2013 86.3% 313 Bace 0.45 1661 +14 −14 52.3% −21.4 17.1% 2181 97.2% 314 Mizar 3.0 1643 +13 −13 47.4% +25.4 16.0% 2665 58.8% 315 PolarChess 1.3 1641 +15 −15 53.3% −28.5 17.1% 1819 59.2% 316 Jester 0.84 1638 +26 −26 53.0% −28.5 11.9% 587 52.0% 317 Gargamella 0.5.0 1637 +22 −22 51.3% −14.2 16.8% 774 55.4% 318 JaksaH 1.11 64-bit 1635 +17 −17 58.5% −71.0 19.8% 1362 89.0% 319 Simon 1.2 64-bit 1619 +20 −20 52.6% −20.6 16.4% 964 56.9% 320‑321 Cmcchess 2.5 1617 +21 −21 65.5% −117.4 29.0% 849 49.9% 320‑321 DChess 1.0.2 1617 +15 −15 49.2% +5.6 16.9% 1728 54.6% 322 Belzebub 0.67 1616 +13 −13 49.2% +8.0 27.8% 2165 60.1% 323 ALChess 1.5b 1613 +16 −16 41.8% +70.7 19.3% 1575 60.4% 324 Pooky 2.7 1610 +19 −19 52.0% −16.7 16.9% 1086 59.2% 325 Vapor 0.01r12 1607 +17 −17 57.2% −50.7 39.2% 1146 89.5% 326 IQ23.003 1593 +14 −14 46.2% +27.0 36.4% 1765 63.0% 327 MSCP 1.44 1590 +15 −15 48.2% +14.4 18.3% 1813 83.5% 328 Storm 0.6 1580 +13 −13 44.4% +45.7 16.4% 2524 72.6% 329‑330 ChessRikus 1.466 1573 +20 −20 46.7% +30.0 15.5% 970 51.1% 329‑330 Rainman 0.7.5 1573 +20 −20 40.6% +73.8 28.1% 848 62.6% 331 Butterfly 0.5 64-bit 1567 +26 −26 54.1% −12.1 39.3% 511 94.9% 332 Zotron 4.4.6 1543 +14 −14 46.6% +29.2 25.9% 1893 84.8% 333 Needle 0.531 1534 +12 −12 41.9% +61.9 25.5% 2517 58.6% 334 Damas 9 1531 +17 −17 51.7% −16.1 16.0% 1251 55.2% 335 SdBC 0.41.40 1530 +20 −20 43.9% +46.4 22.7% 878 99.0% 336 Larsen VB 0.05.0001 1500 +16 −16 42.9% +57.5 18.1% 1541 71.6% 337 mACE 0.2.2.616 1492 +20 −20 45.2% +37.8 17.1% 931 85.8% 338 SharpChess2 2.6 1478 +18 −18 42.8% +62.5 8.2% 1333 91.5% 339 Exacto 0.d 1462 +15 −14 39.6% +79.6 25.3% 1779 80.9% 340 Vajolet 0.4.1 1452 +18 −18 41.0% +73.2 15.5% 1177 61.5% 341 Piranha 0.5 1449 +14 −14 36.3% +118.5 13.5% 2089 58.2% 342 St Andersen 1.31 64-bit 1446 +20 −20 39.3% +82.2 19.2% 936 77.0% 343 Tarrasch Toy Engine 0.906 1436 +17 −17 40.1% +80.0 18.6% 1362 83.2% 344 Roque 1.1 1424 +19 −20 42.0% +66.1 17.3% 988 57.6% 345 ChessterfieldCL i5a 1421 +26 −26 27.4% +174.0 27.2% 574 52.6% 346 APILChess 1.05r1b 1420 +19 −19 40.1% +77.7 21.2% 1039 68.8% 347 Blikskottel 0.8 1412 +23 −23 45.1% +36.6 20.3% 675 91.4% 348 Nero 6.1 1392 +19 −19 36.6% +103.7 20.9% 1018 95.7% 349 Tony's Chess 0.02 1362 +28 −29 43.3% +58.0 7.2% 497 73.0% 350 MiniMardi 1.3 1352 +17 −17 27.3% +193.8 15.6% 1613 95.5% 351 JChess 1.0 1327 +25 −25 33.3% +130.5 20.1% 611 61.8% 352 Virutor Chess 1.1 1321 +27 −28 35.9% +108.4 20.2% 491 52.1% 353 Numpty Omega 1320 +19 −20 27.4% +188.6 18.0% 1144 53.1% 354 Eden 0.0.13 1319 +21 −21 28.6% +178.7 14.7% 1000 98.5% 355 Supra 12.0 1272 +39 −39 35.2% +119.8 21.3% 240

All engines (top 12, best versions only)

# Name Elo 1 Hou 2 Cri 3 Sto 4 Ryb 5 Vit 6 Kom 7 Str 8 Hia 9 Nau 10 Chi 11 Dee 12 Bou 1 Houdini 3 64-bit 4CPU 3334   100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 2 Critter 1.6a 64-bit 4CPU 3237 0.0   79.4 98.8 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 3 Stockfish 2.3.1 64-bit 4CPU 3227 0.0 20.6   88.2 99.8 100.0 100.0 100.0 100.0 100.0 100.0 100.0 4 Rybka 4.1 64-bit 4CPU 3215 0.0 1.2 11.8   99.1 100.0 100.0 100.0 100.0 100.0 100.0 100.0 5 Vitruvius 1.11C 64-bit 4CPU 3169 0.0 0.0 0.2 0.8   80.9 84.3 99.9 100.0 100.0 100.0 100.0 6 Komodo 5 64-bit 3152 0.0 0.0 0.0 0.0 19.1   63.8 100.0 100.0 100.0 100.0 100.0 7 Strelka 5.1 64-bit 3148 0.0 0.0 0.0 0.0 15.7 36.2   99.9 100.0 100.0 100.0 100.0 8 Hiarcs 14 4CPU 3108 0.0 0.0 0.0 0.0 0.1 0.0 0.1   69.3 90.1 100.0 99.7 9 Naum 4.2 64-bit 4CPU 3104 0.0 0.0 0.0 0.0 0.0 0.0 0.0 30.7   83.9 100.0 99.3 10 Chiron 1.5 64-bit 4CPU 3094 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9.9 16.1   98.8 97.0 11 Deep Fritz 13 4CPU 3068 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.2   70.4 12 Bouquet 1.5 64-bit 4CPU 3058 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.3 0.7 3.0 29.6

LOS color legend:

0 10 20 30 40 50 60 70 80 90 100