CCRL 40/15
Downloads and Statistics
September 19, 2020
Testing summary:
Total: 1'178'235 games
played by 2'711 programs

White wins: 406'134 (34.5%)
Black wins: 300'016 (25.5%)
Draws: 472'085 (40.1%)
White score: 54.5%

Rating list

CCRL 40/15 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 15 minutes on an Intel i7-4770k.
Computed on September 19, 2020 with Bayeselo based on 1'178'235 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 200 games or more. Normal font - less than 200 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1Stockfish 2019-10-09 64-bit 4CPU3494+23−2273.9%−151.051.3%632 
98.1%
2Lc0 0.22.0 T40B.4-160 GTX10503462+21−2162.1%−76.263.9%642
99.6%
3Komodo 13.3 64-bit 4CPU3420+22−2263.2%−77.761.7%574
94.6%
4Houdini 6 64-bit 4CPU3399+11−1161.4%−71.561.8%2378
99.5%
5Ethereal 12.25 64-bit 4CPU3365+24−2450.4%−1.670.9%468
96.8%
6Xiphos 0.6 64-bit 4CPU3338+17−1746.4%+22.666.4%916
77.6%
7SlowChess Blitz Classic 2.2 64-bit 4CPU3328+20−2044.4%+33.265.9%656
66.3%
8Fire 7.1 64-bit 4CPU3323+11−1251.6%−10.462.4%2203
61.6%
9RofChade 2.3 64-bit 4CPU3320+20−2044.4%+31.869.6%658
92.1%
10RubiChess 1.8 64-bit 4CPU3297+26−2635.7%+83.364.7%416
53.8%
11Booot 6.4 64-bit 4CPU3295+20−2040.8%+54.565.5%692
72.9%
12Laser 1.7 64-bit 4CPU3288+15−1443.6%+39.163.1%1351
77.5%
13‑14Defenchess 2.2 64-bit 4CPU3280+17−1741.8%+52.060.3%1044
47.6%
13‑14Fritz 17 64-bit 4CPU3280+19−1943.1%+40.364.5%754
54.7%
15Deep Shredder 13 64-bit 4CPU3279+11−1146.4%+21.462.7%2719
74.5%
16Fizbo 2 64-bit 4CPU3274+12−1243.6%+39.555.0%2079
70.9%
17Schooner 2.2 64-bit 4CPU3266+26−2645.6%+27.860.7%420
57.2%
18Andscacs 0.95 64-bit 4CPU3263+17−1742.3%+47.759.3%943
93.7%
19Igel 2.7.0 64-bit3241+20−2038.7%+71.454.4%724
90.6%
20Arasan 21.4 64-bit 4CPU3218+25−2545.0%+26.155.6%464
97.6%
21Chiron 4 64-bit 4CPU3190+12−1241.6%+56.952.4%2338
64.0%
22Vajolet2 2.7 64-bit 4CPU3185+25−2552.3%−14.555.8%459
61.3%
23Gull 3 64-bit 4CPU3181+9−942.5%+47.854.2%3783
52.6%
24NirvanaChess 2.4 64-bit 4CPU3180+13−1341.7%+55.754.2%1828
78.2%
25Equinox 3.20 64-bit 4CPU3173+11−1142.2%+51.059.0%2671
64.8%
26ChessBrainVB 3.72 4CPU3167+30−3045.0%+30.651.3%320
68.8%
27Critter 1.6a 64-bit 4CPU3159+8−845.3%+31.854.6%5429
68.7%
28Hannibal 1.7 64-bit 4CPU3155+14−1442.3%+47.854.5%1577
74.6%
29‑30Bouquet 1.8 64-bit 4CPU3149+11−1143.6%+41.356.7%2427
49.7%
29‑30Nemorino 5.00 64-bit 4CPU3149+18−1848.1%+10.252.3%878
57.6%
31Rybka 4 64-bit 4CPU3147+10−1048.7%+7.551.0%3180
74.5%
32Texel 1.07 64-bit 4CPU3141+14−1449.5%+5.449.2%1620
53.0%
33Pedone 1.8 64-bit 4CPU3140+28−2846.7%+18.657.4%350
52.7%
34Protector 1.9.0 64-bit 4CPU3139+15−1546.4%+24.553.9%1338
56.6%
35Alfil 15.7 64-bit 4CPU3137+17−1742.9%+48.256.3%1006
59.4%
36Wasp 3.75 64-bit 4CPU3133+29−2948.9%+4.056.3%352
72.9%
37‑38BlackMamba 2.0 64-bit 4CPU3123+15−1544.2%+37.554.3%1408
49.7%
37‑38iCE 4.0 64-bit 4CPU3123+27−2747.9%+9.952.3%400
80.1%
39‑40Senpai 2.0 64-bit 4CPU3108+19−1951.5%−11.348.7%816
51.0%
39‑40Winter 0.7 64-bit 4CPU3108+25−2645.1%+31.447.1%463
62.6%
41Strelka 5.5 64-bit3103+6−745.6%+32.348.1%9977
85.1%
42Naum 4.6 64-bit 4CPU3095+14−1448.1%+11.754.3%1544
66.0%
43Demolito 2020-05-14 64-bit3089+21−2152.6%−18.249.7%674
84.6%
44chess22k 1.14 64-bit3075+18−1848.9%+6.354.7%877
55.0%
45Amoeba 3.1 64-bit 4CPU3073+34−3442.1%+48.049.6%254
55.2%
46Rodent III 0.238 64-bit 4CPU3070+20−2047.2%+14.950.0%742
69.5%
47Topple 0.7.5 64-bit 4CPU3061+29−2953.2%−20.245.3%360
65.9%
48Hiarcs 14 4CPU3054+13−1342.8%+43.351.2%1894
55.8%
49Combusken 1.3.0 64-bit3052+24−2447.4%+14.947.3%518
53.9%
50Minic 2.46 64-bit3050+26−2554.7%−32.645.5%470
92.6%
51‑52Deep Junior 13 64-bit 4CPU3027+16−1643.5%+40.749.9%1161
51.1%
51‑52Pirarucu 3.3.5 64-bit3027+19−1952.9%−17.751.4%772
52.2%
53‑54Bobcat 8.0 64-bit 4CPU3026+21−2148.3%+11.053.5%636
49.3%
53‑54SmarThink 1.98 64-bit3026+13−1349.6%−0.441.8%2003
57.0%
55Fat Fritz Junior w510 64-bit3023+35−3551.6%−11.844.5%256
63.4%
56Spike 1.4 Leiden 4CPU3016+11−1145.2%+29.547.7%2862
59.2%
57Crafty 25.2 64-bit 4CPU3014+16−1648.5%+9.242.5%1279
52.8%
58Marvin 3.6.0 64-bit3013+21−2149.0%+7.551.5%680
59.3%
59Cheng 4.39 64-bit 4CPU3010+15−1549.4%+3.848.6%1333
74.6%
60Monolith 2 64-bit3001+19−1948.6%+6.850.1%805
54.5%
61Hakkapeliitta TCEC v2 64-bit3000+13−1349.8%−4.842.3%1978
66.4%
62Bagatur 2.2 64-bit2994+21−2248.3%+11.046.6%661
72.8%
63Scorpio 2.8 64-bit 4CPU2984+25−2548.8%+6.746.3%492
59.2%
64Deuterium 2019.2.37.73 64-bit2980+16−1648.2%+9.948.7%1157
51.7%
65Godel 7.0 64-bit2979+19−1948.6%+6.040.4%874
72.6%
66EXchess 7.97b 64-bit 4CPU2971+18−1847.4%+18.845.9%1017
57.9%
67Spark 1.0 64-bit 4CPU2969+13−1345.0%+32.046.6%1787
52.6%
68Zappa Mexico II 64-bit 4CPU2968+10−1048.3%+9.848.1%3270
83.8%
69Toga II 4.0 64-bit 4CPU2957+19−1941.4%+57.640.4%958
85.3%
70‑71FabChess 1.15 64-bit2942+22−2255.2%−35.843.5%682
48.8%
70‑71Gaviota 1.0 64-bit 4CPU2942+16−1647.3%+16.445.4%1256
55.8%
72‑73Deep Sjeng c't 20102941+10−1046.4%+22.745.9%3392
49.7%
72‑73Tucano 7.07 64-bit 4CPU2941+33−3351.5%−10.044.7%291
53.4%
74The Baron 3.44 64-bit 4CPU2939+28−2846.8%+20.845.3%402
62.2%
75Onno 1.2.70 64-bit 4CPU2933+19−1947.3%+16.848.3%810
69.5%
76Thinker 5.4d Inert 64-bit 4CPU2926+22−2346.0%+23.949.7%587
75.2%
77Dirty CUCUMBER 64-bit2917+12−1249.8%+0.144.2%2061
56.3%
78DisasterArea 1.65 64-bit 4CPU2915+21−2144.2%+35.746.1%709
52.4%
79Francesca MAD 0.29 64-bit2914+25−2551.3%−6.645.1%508
53.1%
80Gogobello 2.0 64-bit 4CPU2912+25−2550.8%−6.739.1%522
54.6%
81Asymptote 0.8 64-bit2910+23−2345.3%+30.442.0%584
63.7%
82‑83Counter 3.5 64-bit2905+21−2155.0%−36.640.9%765
49.4%
82‑83Quazar 0.4 64-bit2905+10−1048.2%+10.743.5%3200
71.0%
84DiscoCheck 5.2 64-bit2899+18−1848.4%+9.843.3%1022
55.6%
85Atlas 3.91 64-bit2898+13−1349.7%−2.139.5%1938
57.6%
86‑87Bright 0.4a 4CPU2896+15−1547.4%+16.841.1%1495
50.2%
86‑87Tornado 6.0 64-bit 4CPU2896+26−2645.5%+27.243.3%469
51.5%
88Glaurung 2.2 64-bit 4CPU2895+16−1647.0%+19.240.7%1259
70.2%
89Octochess r5506 64-bit 4CPU2888+21−2144.5%+35.646.7%715
56.3%
90MinkoChess 1.3 64-bit 4CPU2885+21−2146.0%+24.943.7%725
73.1%
91Invictus r305 64-bit2876+19−1949.1%+6.141.3%899
99.2%
92Loop M1-T 64-bit 4CPU2849+11−1243.2%+42.745.2%2447
56.8%
93Nemo 1.0.1 64-bit2847+12−1248.0%+12.442.7%2344
59.8%
94‑95Cheese 2.0 64-bit 4CPU2843+30−3045.8%+26.139.2%355
49.1%
94‑95Shield 2.1 64-bit 4CPU2843+24−2448.7%+9.936.0%594
63.2%
96BugChess2 1.9 64-bit 4CPU2838+21−2143.4%+44.138.2%738
60.3%
97Weiss 1.0 64-bit2833+24−2449.9%−1.338.8%560
66.6%
98Zurichess Neuchatel 64-bit2827+13−1348.0%+11.143.4%1882
66.4%
99Murka 3 64-bit2824+12−1248.1%+10.443.8%2150
64.8%
100tomitankChess 4.0 64-bit2819+22−2249.6%−0.145.3%667
57.9%
101Jonny 4.00 4CPU2815+25−2543.6%+42.635.0%540
55.7%
102GNU Chess 5.60 64-bit2813+16−1648.6%+7.741.8%1235
97.2%
103Rhetoric 1.4.3 64-bit2794+12−1249.2%+1.840.1%2311
52.9%
104GnuCheese 1.00 64-bit2793+16−1649.2%+3.740.4%1295
53.0%
105RuyDos 1.1.9 64-bit2792+15−1548.5%+8.337.5%1620
88.9%
106Pawny 1.2 64-bit2780+13−1348.3%+10.039.8%1834
69.7%
107Naraku 1.42774+16−1648.5%+10.725.9%1444
55.4%
108Frenzee 3.5.19 64-bit2773+14−1448.1%+11.034.5%1759
61.7%
109Twisted Logic 20100131x 64-bit2770+16−1649.5%+0.734.5%1317
73.7%
110Orion 0.7 64-bit2760+26−2652.0%−11.142.5%464
60.4%
111Bison 9.11 64-bit2756+13−1349.6%+0.535.5%2043
58.6%
112Devel 3.2.92753+27−2746.7%+20.135.7%454
51.0%
113Ktulu 92752+12−1246.5%+22.739.1%2268
57.7%
114Fridolin 3.10 64-bit 4CPU2749+33−3349.5%−0.631.5%308
66.9%
115Chronos 1.9.9 32-bit2740+17−1750.3%−0.743.2%1182
58.0%
116Carballo 1.7 64-bit2738+14−1449.5%+2.740.2%1660
64.6%
117Arminius 2018-12-23 64-bit2734+13−1349.8%+0.233.8%2138
73.8%
118Nebula 2.0 64-bit 4CPU2726+20−2045.1%+35.634.1%866
62.1%
119ProDeo 2.22722+16−1748.1%+11.237.1%1213
66.4%
120GreKo 2018.08 64-bit2716+21−2147.7%+17.536.4%796
84.8%
121Chess Tiger 2007.12704+10−1046.4%+23.442.7%3246
61.3%
122Chessmaster 11 Archangel2701+20−2047.1%+19.439.1%810
56.6%
123DanaSah 8.32698+21−2150.1%−4.440.4%750
60.3%
124ECE 19.6.6.3 64-bit2694+21−2148.8%+7.526.5%793
65.5%
125Delfi 5.42689+12−1248.2%+11.739.8%2606
58.6%
126Hamsters 0.7.1 4CPU2685+32−3252.4%−13.936.2%318
52.9%
127WyldChess 1.51 64-bit2684+15−1548.1%+9.134.3%1479
52.1%
128RedQueen 1.1.98 64-bit 4CPU2683+27−2739.4%+80.628.5%494
56.5%
129Daydreamer 1.75 64-bit2681+16−1648.5%+9.840.0%1235
67.8%
130Pharaon 3.5.1 4CPU2673+26−2643.6%+41.629.7%518
62.5%
131Djinn 1.021 64-bit2668+13−1348.5%+9.536.8%1955
53.1%
132‑133Jellyfish 1.1 64-bit 4CPU2667+29−2953.3%−25.132.3%403
50.3%
132‑133Movei 00.8.438 (10 10 10)2667+11−1147.4%+14.936.9%2823
68.0%
134K2 0.952662+18−1847.5%+16.932.3%1079
54.6%
135Alaric 7072661+12−1149.4%+2.834.2%2683
50.7%
136Drosophila 1.6 64-bit2660+24−2450.0%+1.936.4%582
54.6%
137Floyd 0.9 64-bit2659+15−1449.4%+3.629.2%1710
65.5%
138‑139Ghost 3.1 64-bit 4CPU2652+30−3053.9%−26.228.5%393
49.2%
138‑139Philou 3.7.1 64-bit2652+13−1348.7%+7.837.1%1926
59.6%
140E.T. Chess 13.01.082650+13−1349.1%+5.236.3%1930
50.3%
141Cyrano 0.6b17 64-bit2649+21−2148.8%+7.536.6%726
65.1%
142‑143Gandalf 7 64-bit2644+18−1848.2%+10.432.8%1054
50.3%
142‑143Rotor 0.7a2644+21−2250.2%−3.235.3%716
52.0%
144Colossus 2008b2643+12−1349.0%+5.038.6%2176
85.5%
145Sjakk 2.2 64-bit2633+15−1549.2%+4.038.7%1425
60.0%
146‑147Nawito 19062629+21−2150.5%−2.236.7%731
50.9%
146‑147WildCat 82629+13−1348.6%+8.534.2%2015
54.9%
148Rodin 8.02628+15−1549.1%+4.238.3%1435
59.9%
149Delocto 0.61n 64-bit2624+25−2552.4%−16.839.1%506
52.2%
150‑151NoraGrace 2.0 64-bit2623+15−1550.3%−4.127.9%1545
48.9%
150‑151Ruffian 2.1.02623+13−1348.7%+8.437.6%2061
67.3%
152Phalanx XXV2619+15−1549.6%+2.332.3%1501
53.5%
153Caligula 0.9g2618+21−2153.7%−28.629.8%784
68.6%
154Sloppy 0.2.2 64-bit2611+16−1648.4%+7.832.9%1310
68.0%
155Donna 4.0 64-bit2606+15−1550.2%−2.136.3%1432
78.5%
156Glass 2.0 64-bit2598+13−1348.5%+10.532.9%1933
56.1%
157‑158Aristarch 4.502596+12−1248.5%+12.232.0%2584
50.7%
157‑158Muse 0.953 64-bit2596+16−1648.9%+5.934.7%1310
56.8%
159N2 0.4 64-bit2594+16−1649.9%+0.635.5%1362
53.8%
160Betsabe II 1.962593+21−2151.1%−7.526.3%832
57.7%
161Pseudo 0.7c2591+13−1349.8%+1.037.7%1994
52.1%
162‑164Amyan 1.722590+12−1250.0%−0.131.8%2383
50.7%
162‑164CuckooChess 1.12 32-bit2590+25−2548.8%+8.529.7%539
49.8%
162‑164Petir 4.392590+19−1948.3%+8.637.7%888
51.9%
165Brutus 8.05 64-bit2589+21−2149.2%+4.134.9%747
53.7%
166Galjoen 0.40 64-bit2588+22−2250.2%−5.032.6%728
52.8%
167GarboChess 3.0 64-bit2587+16−1649.8%−0.331.9%1322
66.9%
168‑169Coiled 0.6 64-bit2582+12−1250.3%−1.133.8%2339
52.4%
168‑169Dimitri 4.992582+20−2050.9%−6.930.0%882
81.2%
170Capivara LK 0.09b02f 64-bit2570+17−1750.0%−1.133.2%1212
59.1%
171Velvet 1.0.0 64-bit2566+28−2752.2%−17.129.9%462
57.1%
172SOS 5.12563+13−1348.1%+12.134.5%2080
59.7%
173Jumbo 0.6.107 64-bit2560+19−1952.0%−13.927.7%996
59.1%
174‑176Dorky 4.8 64-bit2558+14−1450.1%+0.131.3%1809
48.3%
174‑176JikChess 0.02 64-bit2558+16−1649.5%+1.928.1%1477
49.8%
174‑176Mr Bob 0.7.1 64-bit2558+29−2951.1%−8.634.6%402
56.1%
177‑178Anaconda 2.0.12555+27−2747.9%+12.335.2%458
51.5%
177‑178Detroid 1.0.1 64-bit2555+20−2052.0%−17.127.6%901
50.2%
179‑180Delphil 3.2 64-bit 4CPU2554+31−3138.2%+86.030.5%374
51.2%
179‑180Jazz 840 64-bit 4CPU2554+20−2057.8%−64.125.3%1000
65.4%
181Raven 1.0 64-bit2548+23−2351.5%−11.633.6%614
54.4%
182‑183KnightX 1.98 64-bit2546+28−2851.0%−6.731.1%434
48.9%
182‑183nanoSzachy 4.0 64-bit2546+17−1849.7%+1.731.5%1117
59.8%
184Ufim 8.022543+12−1249.6%+1.531.0%2576
68.4%
185AnMon 5.752539+15−1549.0%+6.830.7%1534
54.8%
186FrankWalter 2.4.0 64-bit2537+17−1749.5%+3.729.4%1216
53.2%
187Maverick 1.5 64-bit2536+14−1450.4%−4.229.8%1919
64.4%
188OliThink 5.6.9 64-bit2531+27−2744.1%+41.830.4%487
51.2%
189Nemeton 1.8 4CPU2530+27−2749.9%+2.127.2%496
53.5%
190Hermann 2.8 64-bit2529+16−1648.8%+8.826.3%1342
68.0%
191Axolotl 1.9 64-bit2522+21−2150.5%−4.631.2%785
75.1%
192CyberPagno 3.0 64-bit2514+14−1449.9%−2.630.7%1787
50.9%
193Nimzo 82513+27−2845.5%+33.632.2%453
64.0%
194Little Goliath Evolution 3.122507+18−1846.3%+25.333.6%1025
66.1%
195Tao 5.62502+16−1648.6%+10.627.4%1421
58.7%
196LittleThought 1.052 64-bit2500+16−1648.1%+11.525.9%1404
51.4%
197Pupsi2 0.092499+17−1749.2%+5.229.6%1252
64.3%
198Pepito 1.59.2 64-bit2495+17−1748.3%+11.634.5%1203
60.9%
199MadChess 2.2 64-bit2492+15−1548.2%+12.032.2%1594
55.9%
200Green Light Chess 3.01.2.22490+24−2448.1%+11.731.0%596
55.3%
201Yace 0.99.872488+17−1648.5%+11.628.6%1291
56.3%
202Trace 1.362486+20−2049.8%+1.426.4%889
54.9%
203‑204Myrddin 0.87 64-bit 4CPU2483+35−3538.9%+80.928.4%296
49.7%
203‑204Xpdnt 0910072483+15−1548.3%+10.931.3%1588
55.9%
205Cerebro 3.03d2481+17−1749.1%+5.429.2%1231
55.6%
206Bruja 1.9.1 64-bit2480+18−1848.9%+7.526.2%1153
52.0%
207‑208Matacz 1.42479+16−1649.8%+1.432.6%1270
51.6%
207‑208SpiderChess 0706032479+20−2048.6%+10.639.6%777
51.4%
209pikoSzachy 4.12478+29−2952.3%−15.830.8%412
51.8%
210BBChess 1.3b2477+24−2449.7%+2.038.3%579
55.1%
211‑212Anatoli 0.35k2475+16−1649.1%+5.831.5%1372
51.1%
211‑212Lozza 1.18 64-bit2475+15−1648.7%+9.233.1%1446
56.5%
213Halogen 6 64-bit2472+37−3741.3%+58.732.1%246
54.4%
214Quark 2.352469+18−1848.5%+10.528.5%1137
67.4%
215Bumblebee 1.0 64-bit2463+22−2248.6%+7.632.6%706
51.7%
216Giraffe 20150908 64-bit2462+19−1949.2%+5.524.1%1040
77.7%
217Stash 18.0 64-bit2449+29−2950.7%−5.621.6%436
55.6%
218Abrok 5.02446+18−1848.6%+8.929.6%1119
54.2%
219Mephisto Gideon Professional2445+24−2448.6%+10.332.9%581
51.2%
220Hussar 0.42444+17−1748.3%+12.130.2%1267
55.4%
221Shallow r694 64-bit2443+17−1748.9%+4.832.6%1124
51.3%
222Typhoon 1.00-3482442+31−3148.9%+8.628.0%375
52.2%
223‑224Eeyore 1.52 64-bit2441+17−1747.9%+13.928.0%1215
49.8%
223‑224Teki 2 64-bit2441+16−1649.4%+3.723.0%1437
54.3%
225‑227Bearded N44.5 64-bit2440+20−2049.0%+4.929.9%843
48.4%
225‑227King of Kings 2.562440+21−2151.1%−8.724.7%810
52.0%
225‑227Taltos rev118 64-bit2440+18−1851.4%−11.426.1%1076
55.5%
228Snitch 1.6.2 32-bit2438+22−2248.4%+8.228.0%706
53.7%
229Tunguska 1.1 64-bit2436+19−1949.4%+4.729.9%930
53.3%
230TJchess 1.3 64-bit2435+17−1748.8%+8.729.9%1178
63.7%
231Homer 2.012430+21−2049.1%+5.932.6%803
57.7%
232NoC 4.20 64-bit2427+26−2649.5%+2.421.7%549
60.4%
233Ares 1.005.2.1 64-bit2423+21−2151.4%−10.537.4%759
53.0%
234Cmcchess 2.6 64-bit2421+17−1748.6%+9.736.4%1129
56.4%
235Kiwi 0.6d 32-bit2419+19−1948.3%+10.427.0%975
53.6%
236PostModernist 10162418+18−1848.0%+11.729.9%1098
54.1%
237Gaia 3.5 64-bit2417+21−2149.8%−0.124.9%827
51.0%
238‑239Bitfoot 1.0.d9aeb43 64-bit2416+25−2549.1%+7.526.1%541
50.4%
238‑239RomiChess P3n 64-bit2416+13−1348.8%+8.934.1%1919
63.5%
240‑241Diablo 0.5.12412+18−1848.8%+8.432.4%1082
49.9%
240‑241Ifrit m1.8 64-bit2412+18−1848.8%+10.228.6%1145
54.0%
242Jonesy 1.0 64-bit2411+21−2149.4%+2.929.9%810
53.9%
243Queen 4.032410+18−1848.4%+8.734.5%1080
64.4%
244Dragon 4.62405+17−1747.5%+16.532.3%1145
54.7%
245‑246Amy 0.87b2403+24−2449.4%+7.025.7%610
51.3%
245‑246Gosu 0.162403+18−1850.1%−2.827.5%1097
52.5%
247KnightDreamer 3.32402+27−2749.3%+9.731.3%473
50.2%
248Tigran 2.4n 64-bit2401+17−1749.3%+4.629.6%1263
56.0%
249Simplex 0.9.8 64-bit2400+17−1747.4%+18.025.1%1270
57.9%
250‑252Patzer 3.802397+19−1948.1%+15.224.8%1009
51.4%
250‑252Popochin 4.1 64-bit2397+16−1650.6%−3.829.4%1352
49.4%
250‑252Zevra 2.1.2 r248 64-bit2397+21−2150.8%−5.626.4%841
54.2%
253Amateur 2.822395+19−1949.2%+4.524.6%983
55.4%
254Alex 2.14a 64-bit2394+18−1849.2%+4.729.9%1051
54.3%
255CT800 1.40 64-bit2392+28−2847.9%+14.028.0%446
53.3%
256Waxman 20142390+20−2048.4%+10.731.6%836
55.0%
257Sorgenkind 0.42389+14−1450.9%−5.627.7%1724
51.9%
258Hedgehog 2.0 64-bit2388+41−4151.0%−10.028.8%205
50.5%
259Sage 3.532387+18−1849.9%+1.227.3%1134
54.9%
260Horizon 4.42386+17−1749.0%+7.125.5%1294
54.5%
261Comet B682384+18−1948.3%+12.725.9%1057
52.6%
262Thor's Hammer 2.28 32-bit2383+22−2249.0%+7.328.8%730
53.3%
263Tytan 9.32382+22−2251.2%−8.925.6%727
53.6%
264‑265Googleplex Starthinker 1.6 64-bit2381+20−2047.7%+16.427.7%928
48.7%
264‑265Isa 2.0.83 64-bit2381+28−2852.1%−18.726.8%444
86.3%
266Plisk 0.2.7d 64-bit2362+19−1949.0%+7.527.2%1007
62.4%
267Flux 2.2.12358+21−2151.2%−9.530.1%823
54.4%
268‑269Barbarossa 0.6.0 64-bit2356+31−3051.2%−7.828.6%374
48.9%
268‑269Ceibo 0.5 64-bit2356+28−2844.4%+38.622.7%475
79.0%
270Arion 1.72343+18−1849.0%+6.026.9%1071
62.0%
271Napoleon 1.8 64-bit2339+17−1751.0%−8.230.6%1242
52.0%
272Aice 0.99.22338+17−1749.4%+3.427.3%1201
53.3%
273Gibbon 2.60a 64-bit2337+20−2048.4%+9.431.0%833
54.1%
274‑275Butcher 1.61 64-bit2335+30−3048.7%+10.725.2%393
49.1%
274‑275EveAnn 1.712335+28−2848.4%+12.833.4%416
57.9%
276Asterisk 0.62332+17−1847.8%+15.827.0%1161
60.3%
277‑278Amundsen 0.802329+17−1749.1%+6.729.2%1269
48.9%
277‑278FireFly 2.7.2 64-bit2329+16−1647.2%+18.630.0%1406
56.5%
279Zeus 1.272327+25−2549.6%−2.426.1%578
55.7%
280Der Bringer 1.92324+23−2350.0%−0.419.0%746
52.2%
281Chezzz 1.0.32323+19−1950.1%−1.625.2%1040
53.6%
282WChess 1.062322+15−1550.2%−5.529.2%1711
64.9%
283Mediocre 0.42316+28−2848.7%+8.424.2%467
52.6%
284Kingfisher 1.1.1 64-bit2315+27−2750.7%−1.441.6%442
51.0%
285Averno 0.812314+18−1848.3%+13.828.5%1063
77.2%
286Rival 1.0.1 64-bit2303+24−2450.1%−2.527.8%663
52.6%
287‑289Anechka 0.082302+19−1948.8%+10.726.8%1053
49.4%
287‑289Ant 2006-F2302+19−1948.6%+9.424.0%1003
51.2%
287‑289Joker 1.1.142302+19−1949.3%+4.027.2%1020
53.4%
290Fischerle 0.9.80 SE 64-bit2301+20−2047.8%+14.625.7%917
51.3%
291Natwarlal 0.142300+19−1948.7%+9.425.0%1035
60.8%
292‑293Absolute Zero 2.4.7.2 64-bit2297+15−1550.9%−8.722.6%1739
49.3%
292‑293Sungorus 1.4 64-bit2297+18−1847.1%+21.622.3%1197
61.1%
294Dumb 1.3 64-bit2293+22−2150.9%−6.124.1%772
59.1%
295‑297Chaturanga 2.4.32290+19−1949.4%+1.626.5%1027
49.2%
295‑297FoxSEE 5.1.2 64-bit2290+32−3245.6%+33.327.6%330
49.9%
295‑297Matilde 2008 64-bit2290+21−2149.0%+6.829.3%768
70.0%
298AliChess 4.252283+19−1948.4%+9.024.4%996
67.0%
299CeeChess 1.3.2 64-bit2275+27−2749.2%+8.125.2%476
51.6%
300Chispa 4.0.32274+17−1749.5%+5.527.1%1180
73.3%
301Ayito 0.2.9942266+20−2049.1%+5.022.4%924
73.9%
302Protej 0.5.8c2257+19−1948.5%+11.022.3%1017
58.3%
303‑304Esc 1.162254+22−2247.4%+17.926.2%749
51.2%
303‑304RattateChess 1.0 Nosferatu2254+18−1949.9%+0.327.8%1036
54.0%
305Exacto 0.e 64-bit2252+18−1848.9%+7.932.6%1063
57.3%
306Beowulf 2.4a 64-bit2250+18−1849.6%+0.826.4%1075
61.4%
307Mango Paola Ajedrez 4.12246+19−1948.2%+13.426.4%1017
60.4%
308Weini 0.0.23 64-bit2242+19−1948.7%+10.117.3%1115
59.6%
309Feuerstein 0.4.6.12239+19−1949.1%+5.728.5%944
52.6%
310Atak 6.82238+16−1650.8%−5.722.9%1440
57.9%
311Buzz 0.08 64-bit2235+20−2048.4%+12.323.5%909
55.4%
312‑313RamJet 0.132233+19−1952.2%−15.926.7%971
50.2%
312‑313SpaceDog 0.97.7 64-bit2233+23−2347.3%+19.924.0%675
55.9%
314‑315Dolphin 1.0 64-bit2231+18−1849.0%+5.524.5%1075
50.6%
314‑315KMTChess 1.2.1 64-bit2231+25−2549.0%+5.524.7%592
64.4%
316Tiny Chess 1.46 64-bit2225+19−1949.0%+6.227.9%1020
61.5%
317Robocide 20170718 64-bit2221+17−1748.4%+12.124.7%1244
57.8%
318Uralochka 1.1b2219+18−1848.9%+8.226.0%1090
62.0%
319‑322ChessKISS 1.7c 64-bit2215+19−1948.6%+9.727.2%1005
47.7%
319‑322Joker2 0.7.7 64-bit2215+20−2047.6%+17.132.6%880
52.0%
319‑322Neurosis 2.32215+25−2549.7%−1.526.1%575
48.7%
319‑322OBender 03.2016 64-bit2215+18−1850.1%−2.224.1%1110
51.7%
323Madeleine 0.22214+22−2246.1%+27.523.3%737
58.2%
324‑325Adam 3.32211+19−1949.4%+4.022.5%1019
50.9%
324‑325ZCT 0.3.24512211+27−2749.4%+3.925.5%478
62.2%
326Baislicka 1.0 64-bit2206+19−1947.3%+19.225.5%962
51.6%
327Latista (Sinobyl) 1.52205+22−2248.5%+8.624.7%717
53.9%
328ChessAlex 2.0r42203+20−2046.9%+21.227.3%872
52.3%
329‑330Achillees 1.0 64-bit2202+27−2843.8%+49.520.3%502
49.8%
329‑330BlackBishop 1.02202+19−1948.8%+9.927.1%1039
54.3%
331MORA 1.0.02201+27−2752.5%−17.728.0%478
50.6%
332Dorpsgek Eve's Temptation 64-bit2200+14−1448.8%+9.224.0%1953
63.0%
333Alf 1.092196+23−2349.4%+0.631.1%634
55.7%
334Alarm 0.93.12194+21−2145.1%+43.119.0%880
52.1%
335Embla 2.0.7 64-bit2193+30−3048.6%+9.827.0%396
51.9%
336NG-Play 9.85 64-bit2192+29−2946.1%+27.527.3%410
51.9%
337GopherCheck 0.2.3 64-bit2191+19−1849.2%+5.831.4%1001
61.1%
338NagaSkaki 5.122187+17−1751.2%−8.526.5%1265
64.9%
339Lime 662182+17−1752.0%−19.020.4%1367
55.1%
340Terra 3.42181+24−2449.0%+12.517.3%718
54.1%
341Prophet 2.0 64-bit2179+28−2850.4%−4.524.6%456
50.9%
342Soldat III 0.187 64-bit2178+21−2148.0%+15.126.3%813
62.2%
343Clever Girl r160 64-bit2174+21−2148.0%+10.424.4%832
68.3%
344Kurt 0.9.2.2 64-bit2166+21−2147.7%+18.124.2%828
57.2%
345ProChess 1.02AD2164+19−1948.4%+6.422.1%1043
51.3%
346Chesley r323 64-bit2163+22−2148.1%+14.720.8%804
52.3%
347Micah 1.0 64-bit2162+25−2544.0%+45.725.4%566
72.4%
348KnockOut 0.7.12153+15−1551.1%−7.926.6%1574
80.9%
349Blitzkrieg rev337 64-bit2142+19−1946.9%+22.926.4%1013
63.9%
350Parrot 07.01.162136+31−3146.6%+25.321.1%394
79.6%
351BikJump 2.01 64-bit2120+19−1948.8%+9.224.4%965
59.7%
352Clarabit 1.00 32-bit2116+22−2247.6%+14.529.9%736
61.9%
353Cinnamon 2.2a 64-bit2112+20−2048.7%+9.425.3%912
60.9%
354King's Out 0.2.42 64-bit2108+22−2248.8%+9.816.6%800
60.9%
355Armageddon 2.3082103+25−2456.6%−55.220.2%678
70.8%
356Bodo 0.2b2094+22−2247.8%+15.720.9%786
66.8%
357Gunborg 1.35 64-bit2087+21−2152.2%−7.227.9%806
51.2%
358Freyr 1.068 64-bit2086+21−2158.3%−63.120.6%859
64.9%
359Small Potato 0.7.0 64-bit2081+21−2153.6%−29.821.3%873
51.2%
360Smash 1.0.3a 64-bit2080+22−2247.9%+17.423.0%768
52.3%
361AdroitChess 0.42079+22−2256.0%−55.815.3%858
54.4%
362‑363BigLion 2.23w2078+21−2146.2%+24.523.3%840
47.9%
362‑363Jabba 1.0 64-bit2078+22−2244.9%+39.021.8%751
57.8%
364Little Wing 0.6.0 64-bit2074+33−3338.8%+87.017.4%356
63.2%
365Matant 5.042067+22−2260.5%−83.522.9%827
72.0%
366Vice 1.0 64-bit2057+25−2549.7%+3.720.7%608
53.4%
367Zeta Dva 0301 64-bit2056+28−2849.0%+9.329.4%446
62.4%
368‑369Ecce 1.0 (rev. 508) 64-bit2050+21−2147.1%+23.618.4%901
49.5%
368‑369Goldfish 1.13.0 64-bit2050+20−2049.9%+2.827.0%870
55.6%
370PLP 16615712048+22−2246.2%+27.624.2%768
55.2%
371Squared-chess 1.3.0 64-bit2046+23−2352.4%−17.921.9%736
53.9%
372Monarch 1.72045+17−1748.2%+18.219.0%1363
50.6%
373Mustang 4.972044+26−2644.7%+36.630.8%533
54.3%
374Matheus 2.32043+23−2345.0%+43.722.8%705
71.4%
375Abbess 2018.02.072033+21−2246.7%+26.419.4%840
53.6%
376ChessMind 0.822032+23−2346.0%+30.219.2%744
54.9%
377Schola 1.1.0 64-bit2030+22−2249.4%+4.123.1%780
53.4%
378‑379Bestia 0.902028+28−2851.4%−6.424.3%469
50.9%
378‑379Faile 1.4.42028+23−2355.2%−28.222.1%774
51.7%
380Arabian Knight 1.55 64-bit2027+25−2546.5%+28.119.4%608
52.8%
381‑382Slibo 0.5.12026+26−2645.5%+33.619.4%573
49.2%
381‑382Wuttang r2 64-bit2026+18−1848.2%+10.922.6%1204
52.1%
383Cupcake 1.1a 64-bit2025+22−2250.5%−2.716.4%804
81.7%
384Bubble 1.52012+19−1943.6%+53.520.5%1101
76.5%
385La Dame Blanche 2.0c2003+15−1550.1%−0.818.7%1766
56.2%
386‑387BibiChess 0.52001+24−2545.7%+31.426.5%607
50.3%
386‑387Oberon 0.042001+24−2451.9%−15.419.4%648
55.4%
388Snowy 0.2 64-bit1998+26−2651.5%−11.919.0%554
54.4%
389BSC 3.91996+37−3745.1%+37.724.0%263
58.4%
390ALChess 1.841991+23−2352.8%−22.526.8%672
69.2%
391Heracles 0.6.161983+19−1947.8%+16.226.8%1034
86.5%
392Dabbaba 5.671965+25−2545.5%+33.626.4%557
53.0%
393BeLL 0.0.41 64-bit1964+22−2250.1%−1.124.5%722
64.2%
394Sissa 2.01958+23−2353.1%−22.730.1%678
55.5%
395Monik 2.2.3 32-bit1955+30−3044.4%+39.627.1%395
53.5%
396Wowl 1.3.81954+26−2745.4%+34.713.3%573
60.1%
397Etude 0.1.21949+22−2250.3%−2.324.5%772
56.2%
398Franky 1.0 64-bit1947+25−2548.8%+7.313.3%640
58.1%
399Micro-Max 4.8 (DM-PII)1943+20−2048.3%+12.626.1%865
60.0%
400MatMoi 7.15.0-cct 32-bit1939+25−2642.7%+55.124.5%568
60.9%
401Eia 0.31934+20−2047.1%+22.824.4%914
83.6%
402Presbyter 1.3.0 64-bit1918+25−2542.2%+55.616.5%638
62.6%
403Clueless 1.41913+18−1843.0%+56.015.3%1232
62.4%
404Reger 0.091909+20−2040.7%+70.422.3%924
56.3%
405Warrior 1.0.31906+19−1944.5%+41.222.5%1072
61.4%
406ChessterfieldCL i5a1902+24−2540.6%+73.420.4%657
56.0%
407Deepov 0.4.1 64-bit1899+24−2444.1%+46.517.3%677
61.3%
408Surprise 4.3b131894+22−2339.5%+82.219.4%768
53.9%
409Sapeli 1.02 64-bit1893+21−2247.9%+14.920.4%796
69.9%
410MOBMAT 0.903d 64-bit1884+25−2537.5%+110.116.0%668
56.9%
411GChess IV 0.2.01881+21−2141.2%+65.128.8%855
57.9%
412CDrill 1800 build 41878+23−2441.4%+73.115.5%741
77.6%
413Predateur 2.2 64-bit1859+41−4239.6%+79.718.1%216
76.5%
414Skiull 0.3 64-bit1841+23−2445.2%+35.724.8%660
54.0%
415BeRoChess 1.00 32-bit1839+37−3837.4%+98.322.9%266
50.6%
416Sayuri 2018.03.06 64-bit1838+26−2642.8%+57.416.0%600
53.6%
417‑418Pigeon 1.5.1 64-bit1837+27−2740.5%+69.626.1%502
48.8%
417‑418Roce 0.03901837+27−2743.4%+50.220.4%539
59.8%
419Ajedrez Tactico 2.73b1833+26−2642.4%+61.418.6%598
51.2%
420JSBam 0.521832+30−2881.9%−268.715.7%626
59.3%
421Apollo 1.2.1 64-bit1827+22−2254.3%−33.719.0%832
73.3%
422Chenard 2018.03.06 64-bit1818+19−1949.3%+5.717.0%1143
58.9%
423RataAeroespacial 0.2.11816+13−1342.5%+63.812.9%2478
58.8%
424Ranita 2.41812+26−2648.7%+5.216.2%653
78.8%
425Lodocase 2402081797+27−2753.8%−25.715.6%546
63.7%
426Robin 0.9831790+28−2851.0%−9.013.3%566
51.6%
427Ziggurat 0.18 64-bit1789+42−4329.3%+161.024.3%222
53.5%
428Mint 2.31787+27−2757.7%−63.820.1%556
51.8%
429Grizzly 1.40.1b1786+27−2756.0%−49.610.3%592
92.5%
430Pulsar 2009-9b1759+24−2449.9%−5.122.6%694
60.0%
431Zoidberg 0.11755+26−2654.9%−42.917.9%592
89.3%
432Enigma 1.1.41736+15−1541.8%+67.817.1%1840
64.5%
433Kanguruh 1.931731+23−2352.4%−16.819.4%754
88.0%
434Shallow Blue 2.0.0 64-bit1712+22−2252.1%−19.718.6%776
83.6%
435Tom Thumb 0.2 64-bit1698+19−1951.8%−14.822.7%1020
54.9%
436Laurifer 1.01696+23−2352.3%−20.817.0%777
54.4%
437EnkoChess 2908181694+23−2350.3%−1.118.5%731
53.9%
438TSCP 1.811693+19−1947.4%+21.217.0%1072
70.2%
439AdaChess 3.4 64-bit1684+23−2349.3%+7.621.5%708
69.9%
440Spartan 1.01675+25−2563.5%−103.521.2%624
67.4%
441Philemon C1667+25−2462.3%−94.922.0%626
59.4%
442VanillaChess 2.6g1663+25−2561.5%−89.420.2%624
99.1%
443SdBC 0.5.15.11622+24−2456.6%−47.627.2%624
59.0%
444Rainman 0.7.51619+24−2456.0%−44.925.2%624
57.4%
445Pulse 1.6.1 64-bit1615+21−2142.4%+66.414.3%928
83.0%
446Monochrome1602+17−1749.3%+9.828.8%1300
62.8%
447Bullitchess 1.0 64-bit1597+25−2452.2%−19.219.1%628
69.8%
448Needle 0.5311589+16−1648.8%+19.127.2%1418
75.4%
449Casper rev4 64-bit1579+24−2450.2%−2.323.9%624
60.5%
450PolarChess 1.31574+25−2549.3%+3.816.9%629
56.3%
451‑452Darky 0.5d1572+24−2443.5%+55.520.8%677
49.7%
451‑452Storm 0.61572+21−2138.3%+94.515.0%925
74.3%
453Damas 91560+25−2547.8%+17.417.6%626
76.1%
454IQ23.0031547+21−2133.6%+118.932.6%854
72.6%
455Cicada 0.1 64-bit1537+24−2544.1%+47.819.7%636
65.6%
456MSCP 1.6h1530+25−2544.0%+50.215.1%628
99.8%
457Apep 1.011479+25−2541.2%+72.510.1%683
79.1%
458Saruman 2017.08.10 64-bit1467+18−1830.7%+151.127.2%1249
95.8%
459Pooky 2.71439+25−2631.5%+145.217.1%626
75.7%
460Dreamer 0.3.0 64-bit1426+25−2633.9%+122.216.9%640
96.5%
461Hokus-Pokus 0.6.31390+27−2826.7%+197.011.0%628
72.5%
462BACE 0.461378+23−2421.5%+257.59.8%1027
 

Results matrix

All engines (top 12, best versions only)
#NameElo123456789101112
1Stockfish 2019-10-09 64-bit 4CPU3494 17.5 − 14.5
+5−2=25
−8
 20 − 12
+8−0=24
−30
23 − 9
+14−0=18
−1
23 − 7
+16−0=14
+10
26 − 6
+20−0=12
+43
25 − 7
+18−0=14
+8
1.5 − 0.5
+1−0=1
−16
24 − 4
+20−0=8
+63
2 − 0
+2−0=0
+INF
24.5 − 5.5
+19−0=11
+8
2Lc0 0.22.0 T40B.4-160 GTX1050346214.5 − 17.5
+2−5=25
+8
      22.5 − 9.5
+13−0=19
−23
    
3Komodo 13.3 64-bit 4CPU3420   16 − 16
+3−3=26
−21
 20 − 12
+8−0=24
−16
22 − 10
+13−1=18
+15
21.5 − 10.5
+12−1=19
−1
21.5 − 10.5
+11−0=21
−4
 21.5 − 10.5
+11−0=21
−29
23 − 9
+14−0=18
−2
4Houdini 6 64-bit 4CPU339912 − 20
+0−8=24
+30
 16 − 16
+3−3=26
+21
 18 − 14
+4−0=28
−4
20.5 − 11.5
+12−3=17
+22
21.5 − 10.5
+11−0=21
+23
11.5 − 8.5
+4−1=15
−37
20.5 − 11.5
+9−0=23
−3
21 − 7
+14−0=14
+51
24.5 − 7.5
+18−1=13
+70
21.5 − 8.5
+13−0=17
+15
5Ethereal 12.25 64-bit 4CPU33659 − 23
+0−14=18
+1
  14 − 18
+0−4=28
+4
 18.5 − 13.5
+6−1=25
+13
18.5 − 13.5
+7−2=23
+3
18.5 − 13.5
+7−2=23
−1
18.5 − 13.5
+7−2=23
−4
18 − 12
+7−1=22
−16
22 − 10
+14−2=16
+42
19.5 − 12.5
+8−1=23
−20
6Xiphos 0.6 64-bit 4CPU33387 − 23
+0−16=14
−10
 12 − 20
+0−8=24
+16
11.5 − 20.5
+3−12=17
−22
13.5 − 18.5
+1−6=25
−13
 19 − 13
+10−4=18
+41
16 − 16
+4−4=24
−13
16 − 16
+4−4=24
−19
16 − 12
+5−1=22
−5
19.5 − 12.5
+7−0=25
+12
17.5 − 14.5
+7−4=21
−24
7SlowChess Blitz Classic 2.2 64-bit 4CPU33286 − 26
+0−20=12
−43
 10 − 22
+1−13=18
−15
10.5 − 21.5
+0−11=21
−23
13.5 − 18.5
+2−7=23
−3
13 − 19
+4−10=18
−41
 13.5 − 18.5
+2−7=23
−46
15.5 − 16.5
+4−5=23
−17
16.5 − 11.5
+6−1=21
+16
17 − 15
+4−2=26
−16
19 − 13
+10−4=18
+14
8Fire 7.1 64-bit 4CPU33237 − 25
+0−18=14
−8
9.5 − 22.5
+0−13=19
+23
10.5 − 21.5
+1−12=19
+1
8.5 − 11.5
+1−4=15
+37
13.5 − 18.5
+2−7=23
+1
16 − 16
+4−4=24
+13
18.5 − 13.5
+7−2=23
+46
 17.5 − 14.5
+4−1=27
+19
18.5 − 9.5
+9−0=19
+60
19 − 13
+8−2=22
+23
19 − 13
+7−1=24
+14
9RofChade 2.3 64-bit 4CPU33200.5 − 1.5
+0−1=1
+16
 10.5 − 21.5
+0−11=21
+4
11.5 − 20.5
+0−9=23
+3
13.5 − 18.5
+2−7=23
+4
16 − 16
+4−4=24
+19
16.5 − 15.5
+5−4=23
+17
14.5 − 17.5
+1−4=27
−19
 16 − 12
+6−2=20
+15
17 − 15
+6−4=22
−9
19 − 13
+7−1=24
+16
10RubiChess 1.8 64-bit 4CPU32974 − 24
+0−20=8
−63
  7 − 21
+0−14=14
−51
12 − 18
+1−7=22
+16
12 − 16
+1−5=22
+5
11.5 − 16.5
+1−6=21
−16
9.5 − 18.5
+0−9=19
−60
12 − 16
+2−6=20
−15
 16.5 − 13.5
+7−4=19
+29
13 − 15
+2−4=22
−26
11Booot 6.4 64-bit 4CPU32950 − 2
+0−2=0
−INF
 10.5 − 21.5
+0−11=21
+29
7.5 − 24.5
+1−18=13
−70
10 − 22
+2−14=16
−42
12.5 − 19.5
+0−7=25
−12
15 − 17
+2−4=26
+16
13 − 19
+2−8=22
−23
15 − 17
+4−6=22
+9
13.5 − 16.5
+4−7=19
−29
 15 − 17
+4−6=22
−25
12Laser 1.7 64-bit 4CPU32885.5 − 24.5
+0−19=11
−8
 9 − 23
+0−14=18
+2
8.5 − 21.5
+0−13=17
−15
12.5 − 19.5
+1−8=23
+20
14.5 − 17.5
+4−7=21
+24
13 − 19
+4−10=18
−14
13 − 19
+1−7=24
−14
13 − 19
+1−7=24
−16
15 − 13
+4−2=22
+26
17 − 15
+6−4=22
+25
 
Performance color legend:
(Only pairs with at least 30 games)
-120 -100 -80 -60 -40 -20 0 20 40 60 80 100 120

LOS matrix

All engines (top 12, best versions only)
#NameElo123456789101112
1Stockfish 2019-10-09 64-bit 4CPU3494 98.1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Lc0 0.22.0 T40B.4-160 GTX105034621.9 99.6100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Komodo 13.3 64-bit 4CPU34200.00.4 94.6100.0100.0100.0100.0100.0100.0100.0100.0
4Houdini 6 64-bit 4CPU33990.00.05.4 99.5100.0100.0100.0100.0100.0100.0100.0
5Ethereal 12.25 64-bit 4CPU33650.00.00.00.5 96.899.299.999.8100.0100.0100.0
6Xiphos 0.6 64-bit 4CPU33380.00.00.00.03.2 77.692.492.199.6100.0100.0
7SlowChess Blitz Classic 2.2 64-bit 4CPU33280.00.00.00.00.822.4 66.372.697.399.099.9
8Fire 7.1 64-bit 4CPU33230.00.00.00.00.17.633.7 61.696.699.1100.0
9RofChade 2.3 64-bit 4CPU33200.00.00.00.00.17.927.438.4 92.196.099.5
10RubiChess 1.8 64-bit 4CPU32970.00.00.00.00.00.42.73.47.9 53.872.8
11Booot 6.4 64-bit 4CPU32950.00.00.00.00.00.01.00.94.046.2 72.9
12Laser 1.7 64-bit 4CPU32880.00.00.00.00.00.00.10.00.527.227.1 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100


Complete list (all engines and versions)


Selections from the complete rating list:

All engines   |   32-bit

1-2-CPU engines   |   32-bit

Single-CPU engines   |   32-bit

Multi-CPU engines   |   32-bit

2-CPU engines   |   32-bit

4-CPU engines   |   32-bit

Free engines   |   32-bit

Free 1-2-CPU engines   |   32-bit

Free single-CPU engines   |   32-bit

Free multi-CPU engines   |   32-bit

Free 2-CPU engines   |   32-bit

Free 4-CPU engines   |   32-bit

Open source engines   |   32-bit

Open source 1-2-CPU engines   |   32-bit

Open source single-CPU engines   |   32-bit

Open source multi-CPU engines   |   32-bit

Open source 2-CPU engines   |   32-bit

Open source 4-CPU engines   |   32-bit

Custom comparison

Step 1. Select class of engines to compare:

Only public releases (no private engines)
Only engines with default settings
Only new versions
Only best versions from each family

Select additional individual engines or engine families. You can select multiple items in each list by pressing SHIFT or CTRL while selecting. These lists can be used all at the same time, all selections will be simply combined together.

Families

Engines


Step 2. Select output that you want to see.

Rating list
Testing profile
  (Step: , Numbers: )

Results table
Performance table
Score table
LOS table
Proportion of draws
Number of games
Number of connecting games
Percentage of connecting games
Score with common opponents
Score with all opponents
Performance with common opponents
Performance with all opponents
LOS with common opponents
LOS with all opponents

Maximum size of cross-tables (from 2 to 100):
Limit crosstables to engines in ELO range: to
Match length (Minimum number of games to highlight with color):

Cross-tables show only best version of each engine
Sort cross-tables by:   Rating   Name
Highlight diagonal of cells wide. (0 to highlight everything)

Reference rating list:
Recalibrate:
  No recalibration (reference and current list are compared as they are)
  Recalibrate reference list to current one using selected engines only
  Recalibrate reference list to current one using all common engines
  Recalibrate current list to reference using selected engines only
  Recalibrate current list to reference using all common engines


Step 3.


Download games in PGN format

All games are compressed with 7-zip.

All games, without comments

1'178'235 games (221.65 MB)

All games with comments

1'178'235 games (687.88 MB)

Selection of games

(Please don't use aggressive download managers)

Various statistics


Created in 2005-2013 by CCRL team
Last games added on September 19, 2020