CCRL 40/15
Downloads and Statistics
May 15, 2021
Testing summary:
Total: 1'244'261 games
played by 2'847 programs

White wins: 426'196 (34.3%)
Black wins: 313'011 (25.2%)
Draws: 505'054 (40.6%)
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 May 15, 2021 with Bayeselo based on 1'244'261 games
Please refer to the "about" page for comments on engine inclusion

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 13 64-bit 4CPU3548+19−1877.3%−181.245.4%1034 
96.8%
2Fat Fritz 2 (in SF) 64-bit 4CPU3525+18−1871.4%−134.855.3%950
99.4%
3Dragon by Komodo 64-bit 4CPU3496+16−1567.2%−106.559.4%1245
100.0%
4Igel 3.0.5 64-bit 4CPU3416+35−3547.6%+15.375.0%208
64.1%
5RubiChess 2.1 64-bit 4CPU3409+20−2047.7%+15.069.5%643
83.8%
6Houdini 6 64-bit 4CPU3397+10−1057.4%−46.562.3%3244
60.9%
7SlowChess Blitz 2.5 64-bit 4CPU3394+17−1746.6%+21.366.0%915
61.7%
8Ethereal 12.75 64-bit 4CPU3391+15−1548.9%+8.868.1%1224
74.1%
9Fire 8 64-bit 4CPU3384+17−1748.0%+13.966.1%946
52.5%
10Nemorino 6.00 64-bit 4CPU3383+17−1748.4%+6.461.7%1039
100.0%
11‑12Lc0 0.27.0 w703810 64-bit 4CPU3335+17−1743.8%+36.460.7%955
50.2%
11‑12Pedone 3.1 64-bit3335+30−3044.0%+37.561.6%310
61.0%
13Booot 6.5 64-bit 4CPU3329+21−2136.6%+82.758.7%652
54.3%
14Xiphos 0.6 64-bit 4CPU3328+13−1340.5%+60.261.5%1774
96.9%
15RofChade 2.3 64-bit 4CPU3310+14−1438.5%+74.159.5%1456
99.7%
16Laser 1.7 64-bit 4CPU3284+13−1340.5%+61.660.5%1837
75.2%
17Defenchess 2.2 64-bit 4CPU3278+14−1442.1%+50.160.0%1431
56.5%
18Deep Shredder 13 64-bit 4CPU3276+10−1045.2%+29.762.1%2939
79.7%
19Fizbo 2 64-bit 4CPU3270+12−1243.3%+41.654.9%2131
70.6%
20Schooner 2.2 64-bit 4CPU3262+26−2645.6%+28.060.7%420
55.6%
21Andscacs 0.94 64-bit 4CPU3260+18−1847.2%+17.954.2%907
95.8%
22Wasp 4.50 64-bit 4CPU3233+23−2347.6%+12.862.5%496
56.2%
23Arasan 22.2 64-bit 4CPU3230+28−2851.9%−11.755.9%372
59.6%
24Halogen 10 64-bit 4CPU3226+26−2648.2%+10.466.3%380
69.4%
25NirvanaChess 2.5 64-bit 4CPU3215+33−3350.8%−6.261.5%260
93.7%
26Chiron 4 64-bit 4CPU3187+11−1241.5%+57.253.0%2426
69.2%
27Vajolet2 2.7 64-bit 4CPU3181+24−2451.0%−6.855.8%507
55.5%
28Gull 3 64-bit 4CPU3179+9−942.5%+48.154.2%3783
84.9%
29Equinox 3.20 64-bit 4CPU3172+11−1142.2%+50.459.0%2671
66.4%
30ChessBrainVB 3.72 4CPU3165+30−3045.0%+30.351.3%320
67.1%
31Critter 1.6a 64-bit 4CPU3157+8−845.3%+32.254.6%5429
70.0%
32Hannibal 1.7 64-bit 4CPU3153+14−1442.3%+48.054.5%1577
73.4%
33Bouquet 1.8 64-bit 4CPU3148+11−1143.6%+40.856.7%2427
59.8%
34Rybka 4 64-bit 4CPU3146+10−1048.7%+7.251.0%3180
77.1%
35Texel 1.07 64-bit 4CPU3139+14−1449.3%+6.349.2%1636
57.2%
36Protector 1.9.0 64-bit 4CPU3137+15−1546.4%+25.053.9%1338
56.3%
37Alfil 15.7 64-bit 4CPU3135+17−1742.9%+48.756.3%1006
74.4%
38Winter 0.9 64-bit3127+17−1748.3%+8.950.7%1035
64.0%
39Orion 0.8 64-bit3122+20−2048.7%+5.955.4%753
53.3%
40‑41BlackMamba 2.0 64-bit 4CPU3121+15−1544.2%+38.054.3%1408
51.5%
40‑41iCE 4.0 64-bit 4CPU3121+26−2646.5%+17.552.5%434
67.3%
42Marvin 5.0.0 64-bit3113+22−2252.5%−15.355.8%618
56.4%
43Combusken 1.4.0 64-bit3110+19−1949.0%+7.254.9%773
59.6%
44Senpai 2.0 64-bit 4CPU3107+19−1950.5%−5.048.9%872
68.8%
45Strelka 5.5 64-bit3102+6−645.6%+31.748.1%9977
63.3%
46Beef 0.3.6 64-bit3097+27−2745.8%+25.850.2%402
52.3%
47Toga III 0.2 64-bit3096+23−2354.7%−29.849.8%580
56.7%
48Naum 4.6 64-bit 4CPU3094+14−1448.1%+11.354.3%1544
66.6%
49Demolito 2020-05-14 64-bit3088+19−1951.4%−11.050.8%811
82.5%
50chess22k 1.14 64-bit3076+16−1650.2%−1.353.4%1112
61.0%
51Koivisto 4.0 64-bit3073+19−1950.1%−1.150.1%790
53.3%
52Amoeba 3.1 64-bit 4CPU3071+34−3442.1%+48.349.6%254
55.4%
53Rodent III 0.238 64-bit 4CPU3068+20−2047.2%+15.250.0%742
56.4%
54Weiss 1.3 64-bit3066+24−2454.2%−24.351.4%492
52.5%
55Topple 0.7.5 64-bit 4CPU3065+28−2851.4%−9.846.3%400
50.1%
56Stash 29.0 64-bit3064+22−2249.4%+5.751.7%598
56.5%
57Minic 3.04 64-bit3061+35−3555.5%−32.948.7%238
65.4%
58Seer 1.2.1 64-bit3053+22−2251.2%−11.647.6%657
50.7%
59Hiarcs 14 4CPU3052+13−1342.8%+44.051.2%1894
99.4%
60Deep Junior 13 64-bit 4CPU3026+16−1643.5%+40.449.9%1161
53.2%
61SmarThink 1.98 64-bit3025+13−1349.6%−0.641.8%2003
51.4%
62‑63Bobcat 8.0 64-bit 4CPU3024+21−2148.3%+11.553.5%636
50.5%
62‑63Pirarucu 2.7.4 64-bit 4CPU3024+21−2053.6%−27.047.6%735
78.0%
64Spike 1.4 Leiden 4CPU3015+11−1145.2%+29.347.7%2862
59.7%
65Crafty 25.2 64-bit 4CPU3012+16−1648.5%+9.742.5%1279
64.2%
66Cheng 4.39 64-bit 4CPU3008+15−1549.4%+4.648.6%1333
69.4%
67Monolith 2 64-bit3003+16−1648.6%+6.450.5%1141
64.0%
68Hakkapeliitta TCEC v2 64-bit2999+13−1349.7%−4.642.5%1988
63.8%
69Bagatur 2.2 64-bit2995+18−1849.7%+1.648.2%957
77.9%
70FabChess 1.16 64-bit2985+18−1854.3%−31.845.5%1026
55.4%
71Scorpio 2.8 64-bit 4CPU2983+25−2548.8%+6.546.3%492
59.1%
72‑73Deuterium 2019.2.37.73 64-bit2979+15−1547.9%+11.948.9%1325
48.6%
72‑73Godel 7.0 64-bit2979+17−1748.4%+7.441.7%1152
77.0%
74EXchess 7.97b 64-bit 4CPU2970+18−1847.4%+18.645.9%1017
55.4%
75‑77Counter 3.7 64-bit2968+24−2449.1%+3.752.7%526
50.4%
75‑77Spark 1.0 64-bit 4CPU2968+13−1345.0%+31.946.6%1787
50.8%
75‑77Zappa Mexico II 64-bit 4CPU2968+10−1048.3%+9.048.1%3270
67.1%
78Mr Bob 1.0.0 64-bit2961+29−2948.4%+9.046.5%374
87.5%
79Gaviota 1.0 64-bit 4CPU2941+16−1647.3%+16.345.4%1256
54.3%
80‑81Deep Sjeng c't 20102940+10−1046.4%+22.845.9%3424
49.5%
80‑81Tucano 7.07 64-bit 4CPU2940+33−3351.5%−9.544.7%291
54.3%
82The Baron 3.44 64-bit 4CPU2938+28−2846.8%+20.745.3%402
52.8%
83Berserk 3.2.1 64-bit2937+28−2855.2%−34.848.4%384
58.9%
84Onno 1.2.70 64-bit 4CPU2933+19−1947.3%+15.848.3%810
50.4%
85Francesca MAD 0.30a 64-bit2932+24−2446.7%+20.247.7%526
66.8%
86Thinker 5.4d Inert 64-bit 4CPU2925+23−2346.0%+24.049.7%587
71.9%
87Dirty CUCUMBER 64-bit2917+12−1250.0%−0.843.9%2308
61.3%
88DisasterArea 1.65 64-bit 4CPU2914+21−2144.2%+35.646.1%709
58.2%
89‑90Asymptote 0.8 64-bit2911+18−1847.8%+12.742.3%974
48.4%
89‑90Gogobello 2.0 64-bit 4CPU2911+25−2550.8%−6.639.1%522
69.2%
91‑92Quazar 0.4 64-bit2904+10−1048.2%+10.943.5%3200
51.2%
91‑92tomitankChess 5.0 64-bit2904+36−3650.0%−2.151.8%228
59.1%
93DiscoCheck 5.2 64-bit2899+17−1848.4%+9.043.6%1040
53.4%
94Atlas 3.91 64-bit2898+13−1349.6%−1.239.8%2020
60.2%
95‑96Bright 0.4a 4CPU2895+15−1547.4%+17.241.1%1495
51.1%
95‑96Tornado 6.0 64-bit 4CPU2895+26−2645.5%+27.443.3%469
50.7%
97Glaurung 2.2 64-bit 4CPU2894+16−1647.0%+19.640.7%1259
71.4%
98Octochess r5506 64-bit 4CPU2887+21−2144.5%+35.646.7%715
56.0%
99MinkoChess 1.3 64-bit 4CPU2885+21−2146.0%+24.043.7%725
64.7%
100Invictus r305 64-bit2879+17−1749.1%+6.443.0%1124
99.8%
101Loop M1-T 64-bit 4CPU2848+12−1243.2%+43.245.2%2447
57.3%
102Nemo 1.0.1 64-bit2847+12−1248.2%+10.642.8%2384
61.8%
103Shield 2.1 64-bit 4CPU2843+23−2448.7%+9.236.0%594
51.2%
104Cheese 2.0 64-bit 4CPU2842+30−3045.8%+26.339.2%355
60.4%
105BugChess2 1.9 64-bit 4CPU2837+21−2143.4%+44.238.2%738
71.5%
106Zurichess Neuchatel 64-bit2830+12−1247.6%+13.543.1%2210
77.6%
107Murka 3 64-bit2823+12−1248.1%+10.843.8%2150
82.0%
108‑109GNU Chess 5.60 64-bit2814+16−1648.5%+7.542.2%1251
48.1%
108‑109Jonny 4.00 4CPU2814+25−2543.6%+43.035.0%540
77.2%
110OliThink 5.9.2 64-bit2800+27−2753.0%−23.034.0%473
60.1%
111ProDeo 3.12795+31−3150.6%−3.840.1%344
51.4%
112GnuCheese 1.00 64-bit2794+16−1649.0%+5.240.6%1329
56.2%
113Rhetoric 1.4.3 64-bit2793+12−1248.9%+3.640.1%2333
53.5%
114RuyDos 1.1.9 64-bit2792+15−1448.5%+8.437.5%1640
70.7%
115Devel 3.8.42784+26−2652.8%−18.338.0%497
63.8%
116Pawny 1.2 64-bit2779+13−1348.1%+11.039.8%1858
67.2%
117Naraku 1.42774+16−1648.4%+10.926.2%1468
55.7%
118Frenzee 3.5.19 64-bit2773+14−1448.1%+10.634.5%1759
57.9%
119Twisted Logic 20100131x 64-bit2770+16−1649.3%+3.035.1%1359
92.2%
120Bison 9.11 64-bit2756+13−1349.3%+1.835.5%2063
56.9%
121Velvet 1.2.0 64-bit2753+30−3051.8%−15.839.2%370
51.9%
122Ktulu 92752+12−1246.6%+21.939.2%2280
58.8%
123Fridolin 3.10 64-bit 4CPU2748+33−3349.5%−0.231.5%308
66.3%
124Chronos 1.9.9 32-bit2739+17−1750.3%−0.143.2%1182
59.6%
125Carballo 1.7 64-bit2737+14−1449.1%+6.140.3%1736
66.9%
126Arminius 2018-12-23 64-bit2733+12−1249.3%+3.034.4%2360
72.4%
127Nebula 2.0 64-bit 4CPU2725+20−2045.1%+36.034.1%866
59.1%
128GreKo 2018.12 64-bit2722+23−2348.1%+11.145.7%571
80.9%
129K2 0.992707+21−2146.3%+25.735.1%736
63.2%
130Chess Tiger 2007.12703+10−1046.5%+23.343.0%3322
55.4%
131Chessmaster 11 Archangel2702+19−1946.7%+21.639.3%862
63.8%
132DanaSah 8.32697+19−1948.1%+9.738.9%966
59.0%
133ECE 19.6.6.3 64-bit2694+21−2148.3%+10.626.3%813
64.5%
134Delfi 5.42689+12−1148.2%+11.639.8%2606
59.2%
135Hamsters 0.7.1 4CPU2685+32−3252.4%−14.136.2%318
54.2%
136‑137RedQueen 1.1.98 64-bit 4CPU2683+27−2739.4%+80.328.5%494
50.5%
136‑137WyldChess 1.51 64-bit2683+15−1547.6%+12.134.1%1503
57.7%
138Daydreamer 1.75 64-bit2680+16−1648.5%+10.640.0%1235
65.4%
139Shallow 2020-09-09 64-bit2675+22−2252.3%−14.538.6%664
54.6%
140Pharaon 3.5.1 4CPU2673+26−2643.6%+41.329.7%518
63.9%
141‑142Djinn 1.021 64-bit2667+13−1348.1%+12.236.7%2003
51.9%
141‑142Jellyfish 1.1 64-bit 4CPU2667+29−2953.3%−25.532.3%403
50.5%
143Movei 00.8.438 (10 10 10)2666+11−1147.5%+14.836.9%2873
75.5%
144Alaric 7072661+11−1149.1%+4.634.2%2723
62.0%
145Floyd 0.9 64-bit2658+14−1449.2%+5.529.1%1726
65.3%
146Supernova 2.3 64-bit2652+25−2548.0%+14.132.9%529
52.0%
147‑149Ghost 3.1 64-bit 4CPU2651+30−2953.9%−25.528.5%393
50.9%
147‑149Philou 3.7.1 64-bit2651+13−1348.3%+10.236.9%1942
48.1%
147‑149Rotor 0.7a2651+20−2050.2%−3.135.6%812
55.4%
150E.T. Chess 13.01.082650+13−1349.2%+5.136.3%1938
52.1%
151Drosophila 1.6 64-bit2649+20−2047.0%+22.835.4%826
52.3%
152Cyrano 0.6b17 32-bit2648+14−1448.6%+8.440.3%1661
63.2%
153Gandalf 7 64-bit2644+18−1848.4%+9.132.5%1094
54.0%
154Colossus 2008b2643+12−1249.0%+5.138.6%2196
61.2%
155Drofa 2.2.0 64-bit2639+29−2945.2%+31.936.7%392
65.9%
156Sjakk 2.2 64-bit2632+15−1549.1%+4.838.7%1433
60.5%
157‑158Nawito 19062629+20−2049.9%+1.435.5%875
48.7%
157‑158WildCat 82629+13−1348.6%+8.534.2%2015
54.3%
159Rodin 8.02628+15−1549.1%+4.038.2%1483
54.3%
160Delocto 0.61n 64-bit2626+22−2250.1%−0.840.4%646
52.0%
161KnightX 2.61 64-bit2625+32−3245.8%+26.934.9%324
54.0%
162Ruffian 2.1.02624+13−1348.7%+7.637.6%2061
52.1%
163NoraGrace 2.0 64-bit2623+15−1550.3%−4.127.9%1545
54.9%
164Caligula 0.9g2622+20−2053.5%−27.229.8%870
58.8%
165Phalanx XXV2619+15−1549.6%+2.132.3%1501
69.5%
166Sloppy 0.2.2 64-bit2613+16−1648.7%+5.932.8%1332
60.7%
167‑168Betsabe II 20202609+24−2450.7%−6.631.6%564
50.2%
167‑168Lozza 2.0 64-bit2609+26−2643.0%+48.133.7%490
56.6%
169Donna 4.0 64-bit2606+15−1550.2%−1.836.4%1444
79.7%
170Glass 2.0 64-bit2598+13−1448.5%+10.432.9%1933
55.2%
171Aristarch 4.502597+12−1248.5%+10.932.0%2606
57.1%
172N2 0.4 64-bit2595+15−1649.7%+1.335.9%1408
51.2%
173‑174Muse 0.953 64-bit2594+16−1648.5%+8.234.6%1332
52.5%
173‑174Petir 4.392594+19−1948.9%+4.537.7%926
55.3%
175Pseudo 0.7c2592+13−1349.9%+0.737.6%2016
57.9%
176Amyan 1.722590+12−1250.0%+0.431.8%2413
52.8%
177‑178Brutus 8.05 64-bit2589+20−2048.9%+6.634.7%809
50.1%
177‑178Galjoen 0.40 64-bit2589+20−2050.6%−5.833.0%890
61.4%
179Coiled 0.6 64-bit2586+12−1250.3%−2.334.3%2473
52.3%
180GarboChess 3.0 64-bit2585+16−1649.4%+3.432.3%1370
53.0%
181CuckooChess 1.12 32-bit2584+25−2547.9%+15.529.8%561
56.4%
182Dimitri 4.992582+20−2050.9%−6.630.0%882
82.6%
183Capivara LK 0.09b02f 64-bit2569+16−1749.8%+1.033.2%1240
68.8%
184SOS 5.12564+13−1348.2%+11.334.5%2110
70.6%
185‑186JikChess 0.02 64-bit2559+16−1649.5%+1.328.1%1477
47.4%
185‑186Jumbo 0.6.107 64-bit2559+18−1851.1%−8.028.1%1052
54.4%
187Dorky 4.8 64-bit2558+14−1450.1%+0.431.3%1809
56.3%
188Anaconda 2.0.12556+27−2747.9%+11.635.2%458
52.8%
189‑191Delphil 3.2 64-bit 4CPU2554+31−3138.2%+85.630.5%374
49.0%
189‑191Detroid 1.0.1 64-bit2554+17−1850.9%−8.030.1%1136
51.7%
189‑191Jazz 840 64-bit 4CPU2554+20−2057.8%−63.925.3%1000
55.1%
192Raven 1.0 64-bit2552+23−2351.3%−10.234.0%636
67.6%
193nanoSzachy 4.0 64-bit2545+18−1749.5%+3.331.5%1127
56.1%
194Ufim 8.022544+12−1249.6%+0.631.0%2576
56.9%
195FrankWalter 2.4.0 64-bit2542+16−1650.0%−0.830.1%1372
60.6%
196AnMon 5.752539+15−1549.0%+6.930.7%1534
57.8%
197Maverick 1.5 64-bit2537+14−1450.4%−4.929.8%1919
71.7%
198‑199Axolotl 1.9 64-bit2530+18−1849.9%−1.031.7%1023
50.3%
198‑199Nemeton 1.8 4CPU2530+27−2749.9%+1.727.2%496
52.3%
200Hermann 2.8 64-bit2529+16−1648.8%+9.026.3%1342
89.7%
201CyberPagno 3.0 64-bit2515+14−1449.6%−0.231.0%1867
54.2%
202Nimzo 82513+28−2845.5%+33.832.2%453
63.7%
203Little Goliath Evolution 3.122508+18−1846.3%+24.633.6%1025
66.7%
204Tao 5.62502+16−1648.5%+11.627.4%1445
58.5%
205Pupsi2 0.092500+16−1649.0%+6.329.3%1286
58.1%
206LittleThought 1.052 64-bit2497+16−1647.9%+14.125.9%1420
57.5%
207Pepito 1.59.2 64-bit2495+17−1748.3%+11.834.5%1203
53.0%
208MadChess 2.2 64-bit2494+14−1448.7%+9.631.8%1674
63.0%
209Green Light Chess 3.01.2.22490+24−2448.1%+11.531.0%596
55.1%
210Yace 0.99.872488+17−1748.5%+11.528.6%1291
57.0%
211Trace 1.362485+20−2049.4%+4.026.9%903
55.0%
212‑213Myrddin 0.87 64-bit 4CPU2483+35−3538.9%+80.928.4%296
49.1%
212‑213Xpdnt 0910072483+15−1548.3%+11.031.3%1588
58.0%
214Cerebro 3.03d2481+17−1749.0%+5.629.1%1241
56.2%
215‑216Bruja 1.9.1 64-bit2479+18−1748.8%+8.826.3%1163
49.6%
215‑216Matacz 1.42479+16−1649.5%+3.032.8%1294
52.3%
217pikoSzachy 4.12478+29−2952.3%−15.730.8%412
53.9%
218SpiderChess 0706032476+20−2048.3%+14.038.9%809
53.2%
219Anatoli 0.35k2475+16−1649.0%+6.031.6%1382
54.3%
220‑221BBChess 1.3b2474+23−2349.2%+5.737.9%589
49.7%
220‑221Waxman 20202474+28−2852.2%−13.025.9%436
60.7%
222Quark 2.352469+18−1848.4%+11.028.6%1147
70.2%
223Giraffe 20150908 64-bit2462+18−1848.9%+8.024.1%1064
52.9%
224Bumblebee 1.0 64-bit2461+20−2047.5%+14.933.2%814
82.5%
225Mephisto Gideon Professional2447+23−2348.3%+12.432.5%649
51.0%
226Typhoon 1.00-3482446+29−2949.2%+7.728.0%415
52.8%
227‑228Abrok 5.02445+18−1848.3%+10.429.5%1129
49.8%
227‑228Hussar 0.42445+17−1748.6%+10.330.0%1281
56.2%
229Bearded N44.5 64-bit2443+20−2049.0%+5.230.2%917
55.4%
230Eeyore 1.52 64-bit2441+17−1748.1%+12.728.1%1239
54.3%
231‑232Teki 2 64-bit2440+16−1649.2%+5.322.9%1443
51.6%
231‑232Tunguska 1.1 64-bit2440+18−1850.1%−2.230.0%1068
52.5%
233Taltos rev118 64-bit2439+18−1851.1%−8.626.3%1092
52.4%
234‑235King of Kings 2.562438+21−2150.0%−1.024.6%846
50.8%
234‑235Snitch 1.6.2 32-bit2438+22−2248.4%+8.328.0%706
58.0%
236TJchess 1.3 64-bit2435+17−1748.6%+9.529.7%1184
62.8%
237Homer 2.012430+20−2149.1%+5.832.6%803
54.9%
238NoC 4.20 64-bit2428+21−2249.6%+1.622.2%797
65.4%
239Bitfoot 1.0.d9aeb43 64-bit2422+25−2549.0%+7.726.0%573
51.7%
240‑242Ares 1.005.2.1 64-bit2421+21−2151.0%−7.137.1%765
48.5%
240‑242Cmcchess 2.6 64-bit2421+17−1748.4%+11.136.3%1145
52.9%
240‑242Kiwi 0.6d 32-bit2421+19−1948.2%+9.727.0%991
57.0%
243PostModernist 10162418+18−1848.0%+11.629.8%1100
53.1%
244Gaia 3.5 64-bit2417+21−2149.3%+4.024.8%859
55.2%
245Hedgehog 2.0 64-bit2415+26−2651.2%−10.030.8%494
51.1%
246RomiChess P3n 64-bit2414+13−1348.6%+10.934.1%2004
54.4%
247Ifrit m1.8 64-bit2413+17−1848.8%+10.128.6%1151
60.4%
248‑250Diablo 0.5.12410+18−1848.2%+11.832.1%1098
49.1%
248‑250Jonesy 1.0 64-bit2410+21−2149.2%+4.330.1%820
49.5%
248‑250Queen 4.032410+17−1848.4%+9.234.5%1090
64.2%
251Dragon 4.62406+17−1747.8%+14.632.4%1169
57.1%
252‑253Amy 0.87b2403+24−2449.4%+7.125.7%610
50.6%
252‑253Gosu 0.162403+18−1850.1%−2.127.6%1107
54.3%
254Simplex 0.9.8 64-bit2402+17−1747.9%+14.524.7%1332
52.6%
255Tigran 2.4n 64-bit2401+17−1749.1%+5.329.5%1273
57.8%
256KnightDreamer 3.32398+26−2649.0%+11.030.8%509
52.5%
257Popochin 4.1 64-bit2397+16−1650.6%−3.729.4%1352
53.4%
258Patzer 3.802396+19−1947.9%+15.724.8%1033
50.7%
259Amateur 2.822395+19−1949.2%+4.524.6%983
54.8%
260Alex 2.14a 64-bit2394+18−1849.2%+5.029.9%1051
55.6%
261‑262CT800 1.40 64-bit2391+27−2747.8%+15.228.3%460
50.7%
261‑262Zevra 2.1.2 r248 64-bit2391+19−1950.1%−0.426.8%945
57.5%
263Sorgenkind 0.42389+14−1450.9%−5.527.7%1724
56.3%
264‑265Googleplex Starthinker 1.6 64-bit2387+18−1849.0%+6.827.7%1100
48.9%
264‑265Sage 3.532387+18−1849.9%+1.027.3%1134
54.3%
266Horizon 4.42386+17−1749.0%+7.225.5%1294
54.5%
267‑268Comet B682384+18−1948.3%+12.825.9%1057
50.6%
267‑268Tytan 9.32384+22−2251.4%−10.725.5%737
52.5%
269Thor's Hammer 2.28 32-bit2383+22−2249.0%+7.228.8%730
54.3%
270Ceibo 0.6 64-bit2381+30−3049.2%+4.431.1%380
66.1%
271Isa 2.0.83 64-bit2373+23−2350.2%−3.225.9%700
75.2%
272Plisk 0.2.7d 64-bit2363+19−1949.0%+6.927.2%1017
64.3%
273Flux 2.2.12358+21−2151.2%−9.430.1%823
62.8%
274Barbarossa 0.6.0 64-bit2353+23−2348.1%+13.426.5%649
75.7%
275Arion 1.72342+18−1848.8%+8.026.9%1095
57.1%
276Aice 0.99.22340+17−1749.5%+1.827.3%1215
55.1%
277‑278Gibbon 2.60a 64-bit2338+20−2048.5%+9.031.1%847
48.7%
277‑278Napoleon 1.8 64-bit2338+17−1751.0%−7.330.6%1242
56.5%
279EveAnn 1.712336+28−2848.4%+12.033.4%416
51.1%
280Butcher 1.61 64-bit2335+30−3048.7%+10.825.2%393
56.3%
281Asterisk 0.62332+18−1847.8%+15.927.0%1161
53.0%
282FoxSEE 5.3 64-bit2331+30−3055.7%−40.026.7%397
54.7%
283‑284Amundsen 0.802329+17−1749.1%+6.729.2%1269
48.8%
283‑284FireFly 2.7.2 64-bit2329+16−1647.2%+18.630.0%1406
64.3%
285‑286Der Bringer 1.92324+23−2350.0%−0.619.0%746
49.9%
285‑286Zeus 1.272324+25−2548.8%+3.126.8%604
53.7%
287Chezzz 1.0.32323+19−1949.9%−0.825.5%1054
51.3%
288WChess 1.062322+15−1550.2%−5.729.2%1711
74.1%
289‑290Averno 0.812315+18−1848.3%+12.928.5%1063
49.5%
289‑290Kingfisher 1.1.1 64-bit2315+27−2750.7%−1.541.6%442
57.0%
291Mediocre 0.42311+27−2747.9%+14.823.4%495
68.0%
292Rival 1.0.1 64-bit2303+24−2450.1%−2.927.8%663
51.5%
293‑295Anechka 0.082302+19−1848.8%+10.926.8%1053
51.0%
293‑295Ant 2006-F2302+19−1948.4%+10.423.9%1017
49.1%
293‑295Joker 1.1.142302+19−1949.3%+4.227.2%1020
54.1%
296Fischerle 0.9.80 SE 64-bit2301+20−2047.8%+14.525.7%917
54.6%
297Natwarlal 0.142299+19−1948.5%+11.325.0%1045
57.0%
298‑299Absolute Zero 2.4.7.2 64-bit2297+15−1550.9%−8.722.6%1739
50.1%
298‑299Sungorus 1.4 64-bit2297+18−1847.1%+21.522.3%1197
60.8%
300Dumb 1.3 64-bit2293+21−2150.9%−6.124.1%772
54.9%
301Matilde 2008 64-bit2291+21−2148.8%+8.628.9%792
53.6%
302Chaturanga 2.4.32290+19−1949.4%+1.726.5%1027
69.8%
303AliChess 4.252283+19−1948.4%+9.924.4%1006
73.7%
304Chispa 4.0.32275+17−1749.5%+4.727.1%1180
66.0%
305‑306Ayito 0.2.9942269+20−2049.2%+4.422.5%952
50.5%
305‑306CeeChess 1.3.2 64-bit2269+25−2545.6%+33.624.3%597
76.9%
307Protej 0.5.8c2257+19−1948.5%+11.022.3%1017
58.7%
308‑309Esc 1.162254+22−2247.4%+17.826.2%749
50.8%
308‑309RattateChess 1.0 Nosferatu2254+18−1949.9%+0.327.8%1036
53.7%
310Exacto 0.e 64-bit2252+18−1848.9%+8.032.6%1063
57.3%
311Beowulf 2.4a 64-bit2250+18−1849.6%+0.926.4%1075
61.6%
312Mango Paola Ajedrez 4.12246+19−1948.2%+13.326.4%1017
61.2%
313Weini 0.0.23 64-bit2242+19−1948.7%+9.917.3%1115
58.4%
314Feuerstein 0.4.6.12239+19−1949.1%+5.928.5%944
53.0%
315Atak 6.82238+16−1650.8%−5.622.9%1450
59.1%
316Buzz 0.08 64-bit2235+20−2048.4%+12.323.5%910
57.5%
317RamJet 0.132232+19−1951.7%−12.326.3%1001
53.9%
318‑319Dolphin 1.0 64-bit2231+18−1849.0%+5.424.5%1075
50.4%
318‑319KMTChess 1.2.1 64-bit2231+25−2549.0%+5.624.7%592
51.4%
320SpaceDog 0.97.7 64-bit2230+22−2245.9%+29.524.3%734
69.6%
321Tiny Chess 1.46 64-bit2223+18−1948.4%+9.728.0%1038
55.3%
322Robocide 20170718 64-bit2221+17−1748.4%+11.924.7%1244
56.8%
323Uralochka 1.1b2219+18−1848.9%+8.326.0%1090
60.5%
324‑325Joker2 0.7.7 64-bit2215+20−2047.6%+16.932.6%880
50.6%
324‑325OBender 03.2016 64-bit2215+18−1850.1%−2.424.1%1110
51.5%
326‑328ChessKISS 1.7c 64-bit2214+19−1948.3%+12.527.4%1023
50.5%
326‑328Madeleine 0.22214+22−2246.1%+27.423.3%737
49.8%
326‑328Neurosis 2.32214+24−2449.1%+3.626.5%603
57.7%
329‑330Adam 3.32211+19−1949.4%+3.922.5%1019
50.4%
329‑330ZCT 0.3.24512211+27−2749.4%+4.125.5%478
60.5%
331Latista (Sinobyl) 1.52206+22−2248.6%+8.324.4%729
52.5%
332Baislicka 1.0 64-bit2205+19−1947.3%+20.125.5%962
57.7%
333‑334BlackBishop 1.02203+19−1848.8%+9.127.1%1039
47.7%
333‑334ChessAlex 2.0r42203+20−2046.9%+21.227.3%872
59.9%
335‑336Dorpsgek Eve's Temptation 64-bit2200+14−1448.8%+9.124.0%1953
50.1%
335‑336MORA 1.0.02200+26−2651.6%−10.428.1%506
52.5%
337Achillees 1.0 64-bit2199+27−2742.9%+57.020.0%526
56.6%
338Alf 1.092196+23−2349.4%+0.831.1%634
56.8%
339Alarm 0.93.12193+21−2145.1%+43.719.0%880
53.2%
340‑341Embla 2.0.7 64-bit2192+30−3048.6%+10.027.0%396
50.3%
340‑341NG-Play 9.85 64-bit2192+29−2946.1%+27.527.3%410
53.6%
342GopherCheck 0.2.3 64-bit2190+18−1949.0%+7.031.4%1011
59.2%
343NagaSkaki 5.122187+17−1751.2%−8.526.5%1265
64.6%
344Lime 662183+17−1751.7%−17.420.3%1395
55.5%
345Terra 3.42180+24−2449.0%+13.417.3%718
56.3%
346Soldat III 0.187 64-bit2178+21−2148.0%+14.826.3%813
51.3%
347Prophet 2.0 64-bit2177+27−2749.3%+4.824.6%484
59.3%
348Clever Girl r160 64-bit2173+21−2147.5%+14.924.3%860
67.8%
349Kurt 0.9.2.2 64-bit2166+21−2147.7%+18.124.2%828
57.0%
350ProChess 1.02AD2164+19−1948.4%+6.422.1%1043
51.7%
351Chesley r323 64-bit2163+22−2248.1%+14.520.8%804
51.5%
352Micah 1.0 64-bit2162+25−2544.0%+45.825.4%566
73.0%
353KnockOut 0.7.12153+15−1551.1%−7.926.6%1574
81.3%
354Blitzkrieg rev337 64-bit2142+19−1946.9%+22.626.4%1013
63.1%
355Parrot 07.01.162136+31−3146.6%+25.521.1%394
76.6%
356BikJump 2.01 64-bit2122+19−1948.6%+10.824.3%983
64.9%
357Clarabit 1.00 32-bit2116+22−2247.6%+14.629.9%736
62.5%
358Cinnamon 2.2a 64-bit2112+20−2048.7%+9.325.3%912
61.0%
359King's Out 0.2.42 64-bit2107+22−2248.8%+10.416.6%800
60.7%
360Armageddon 2.3082103+25−2456.6%−55.320.2%678
70.7%
361Bodo 0.2b2093+22−2247.8%+16.620.9%786
66.8%
362Gunborg 1.35 64-bit2087+21−2152.2%−7.527.9%806
51.3%
363Freyr 1.068 64-bit2086+21−2158.3%−63.320.6%859
64.8%
364Small Potato 0.7.0 64-bit2081+21−2153.6%−29.921.3%873
51.3%
365Smash 1.0.3a 64-bit2080+22−2247.9%+17.223.0%768
52.1%
366AdroitChess 0.42079+22−2256.0%−56.015.3%858
54.3%
367‑368BigLion 2.23w2078+21−2146.2%+24.523.3%840
48.4%
367‑368Jabba 1.0 64-bit2078+22−2244.9%+38.821.8%751
57.4%
369Little Wing 0.6.0 64-bit2074+33−3338.8%+87.017.4%356
63.3%
370Matant 5.042067+22−2260.5%−83.622.9%827
72.2%
371Vice 1.0 64-bit2057+25−2549.7%+3.520.7%608
53.3%
372Zeta Dva 0301 64-bit2056+28−2849.0%+9.229.4%446
62.3%
373‑374Ecce 1.0 (rev. 508) 64-bit2050+21−2147.1%+23.618.4%901
49.8%
373‑374Goldfish 1.13.0 64-bit2050+20−2049.9%+2.627.0%870
55.4%
375PLP 16615712048+22−2246.2%+27.624.2%768
55.4%
376Squared-chess 1.3.0 64-bit2046+23−2352.4%−18.121.9%736
53.6%
377Monarch 1.72045+17−1748.2%+18.119.0%1363
50.5%
378Mustang 4.972044+26−2644.7%+36.730.8%533
54.4%
379Matheus 2.32043+23−2345.0%+43.622.8%705
71.8%
380Abbess 2018.02.072033+22−2146.7%+26.219.4%840
53.3%
381ChessMind 0.822032+23−2346.0%+30.219.2%744
55.0%
382Schola 1.1.0 64-bit2030+22−2249.4%+3.923.1%780
53.5%
383‑384Bestia 0.902028+28−2851.4%−6.624.3%469
51.1%
383‑384Faile 1.4.42028+23−2355.2%−28.522.1%774
51.5%
385Arabian Knight 1.55 64-bit2027+25−2546.5%+28.119.4%608
52.6%
386‑387Slibo 0.5.12026+26−2645.5%+33.619.4%573
49.5%
386‑387Wuttang r2 64-bit2026+18−1848.2%+10.722.6%1204
51.8%
388Cupcake 1.1a 64-bit2025+22−2250.5%−2.816.4%804
81.7%
389Bubble 1.52012+19−1943.6%+53.420.5%1101
76.7%
390La Dame Blanche 2.0c2003+15−1550.1%−0.918.7%1766
56.0%
391‑392BibiChess 0.52001+24−2445.7%+31.426.5%607
50.5%
391‑392Oberon 0.042001+24−2451.9%−15.519.4%648
55.4%
393Snowy 0.2 64-bit1998+26−2651.5%−12.119.0%554
54.1%
394BSC 3.91996+37−3745.1%+37.724.0%263
58.6%
395ALChess 1.841991+23−2352.8%−22.626.8%672
69.1%
396Heracles 0.6.161983+19−1947.8%+16.026.8%1034
86.5%
397Dabbaba 5.671965+25−2545.5%+33.526.4%557
52.8%
398BeLL 0.0.41 64-bit1964+22−2250.1%−1.124.5%722
64.4%
399Sissa 2.01958+23−2353.1%−22.930.1%678
55.4%
400Monik 2.2.3 32-bit1955+30−3044.4%+39.627.1%395
53.7%
401Wowl 1.3.81953+26−2745.4%+35.713.3%573
60.0%
402Etude 0.1.21949+22−2250.3%−2.524.5%772
56.2%
403Franky 1.0 64-bit1946+25−2548.8%+8.213.3%640
57.9%
404Micro-Max 4.8 (DM-PII)1943+20−2048.3%+12.526.1%865
59.9%
405MatMoi 7.15.0-cct 32-bit1939+25−2642.7%+55.124.5%568
61.0%
406Eia 0.31934+20−2047.1%+22.724.4%914
83.6%
407Presbyter 1.3.0 64-bit1918+25−2542.2%+55.516.5%638
62.5%
408Clueless 1.41913+18−1843.0%+55.915.3%1232
62.5%
409Reger 0.091909+20−2040.7%+70.322.3%924
56.3%
410Warrior 1.0.31906+19−1944.5%+41.122.5%1072
61.6%
411ChessterfieldCL i5a1902+24−2540.6%+73.220.4%657
56.0%
412Deepov 0.4.1 64-bit1899+24−2444.1%+46.317.3%677
61.2%
413Surprise 4.3b131894+22−2339.5%+82.019.4%768
54.0%
414Sapeli 1.02 64-bit1893+21−2247.9%+14.720.4%796
69.9%
415MOBMAT 0.903d 64-bit1884+25−2637.5%+110.016.0%668
56.9%
416GChess IV 0.2.01881+21−2141.2%+65.028.8%855
58.0%
417CDrill 1800 build 41878+23−2441.4%+72.915.5%741
77.5%
418Predateur 2.2 64-bit1859+41−4239.6%+79.718.1%216
76.6%
419Skiull 0.3 64-bit1841+23−2345.2%+35.524.8%660
53.9%
420BeRoChess 1.00 32-bit1839+37−3837.4%+98.222.9%266
50.6%
421Sayuri 2018.03.06 64-bit1838+26−2642.8%+57.216.0%600
53.6%
422‑423Pigeon 1.5.1 64-bit1837+27−2740.5%+69.426.1%502
48.8%
422‑423Roce 0.03901837+27−2743.4%+49.920.4%539
59.8%
424‑425Ajedrez Tactico 2.73b1832+26−2642.4%+62.318.6%598
51.2%
424‑425JSBam 0.521832+30−2881.9%−268.815.7%626
59.3%
426Apollo 1.2.1 64-bit1827+22−2254.3%−33.919.0%832
73.3%
427Chenard 2018.03.06 64-bit1818+19−1949.3%+5.517.0%1143
58.9%
428RataAeroespacial 0.2.11815+13−1342.5%+64.612.9%2478
58.8%
429Ranita 2.41812+26−2648.7%+5.116.2%653
78.8%
430Lodocase 2402081797+27−2753.8%−26.015.6%546
63.7%
431Robin 0.9831790+28−2851.0%−9.313.3%566
51.6%
432Ziggurat 0.18 64-bit1789+42−4329.3%+160.924.3%222
54.9%
433‑434Grizzly 1.40.1b1786+27−2756.0%−50.010.3%592
48.2%
433‑434Mint 2.31786+27−2757.7%−63.220.1%556
93.3%
435Pulsar 2009-9b1759+24−2449.9%−5.522.6%694
60.0%
436Zoidberg 0.11755+26−2654.9%−43.117.9%592
89.3%
437Enigma 1.1.41736+15−1541.8%+67.617.1%1840
64.5%
438Kanguruh 1.931731+23−2352.4%−17.219.4%754
88.0%
439Shallow Blue 2.0.0 64-bit1712+22−2252.1%−20.118.6%776
83.6%
440Tom Thumb 0.2 64-bit1697+19−1951.8%−14.022.7%1020
54.9%
441Laurifer 1.01696+23−2352.3%−21.117.0%777
54.4%
442EnkoChess 2908181694+23−2350.3%−1.418.5%731
53.9%
443TSCP 1.811692+19−2047.4%+21.917.0%1072
70.2%
444AdaChess 3.4 64-bit1684+23−2349.3%+7.321.5%708
69.9%
445Spartan 1.01675+25−2563.5%−103.721.2%624
67.4%
446Philemon C1667+25−2562.3%−95.022.0%626
59.4%
447VanillaChess 2.6g1663+25−2561.5%−89.520.2%624
99.1%
448SdBC 0.5.15.11622+24−2456.6%−47.727.2%624
59.0%
449Rainman 0.7.51618+24−2456.0%−43.925.2%624
57.4%
450Pulse 1.6.1 64-bit1615+21−2142.4%+66.214.3%928
83.0%
451Monochrome1602+17−1749.3%+9.628.8%1300
62.8%
452Bullitchess 1.0 64-bit1597+25−2552.2%−19.319.1%628
69.8%
453Needle 0.5311589+16−1648.8%+19.027.2%1418
75.4%
454Casper rev4 64-bit1579+24−2450.2%−2.423.9%624
60.5%
455PolarChess 1.31574+25−2549.3%+3.716.9%629
56.3%
456‑457Darky 0.5d1571+24−2443.5%+56.220.8%677
49.7%
456‑457Storm 0.61571+21−2238.3%+95.315.0%925
74.3%
458Damas 91560+25−2547.8%+17.317.6%626
76.1%
459IQ23.0031547+21−2133.6%+118.732.6%854
72.6%
460Cicada 0.1 64-bit1537+24−2544.1%+47.719.7%636
65.6%
461MSCP 1.6h1530+25−2544.0%+50.115.1%628
99.8%
462Apep 1.011479+25−2541.2%+72.410.1%683
79.1%
463Saruman 2017.08.10 64-bit1467+18−1830.7%+151.027.2%1249
95.8%
464Pooky 2.71439+26−2631.5%+145.017.1%626
75.7%
465Dreamer 0.3.0 64-bit1426+25−2633.9%+121.916.9%640
96.5%
466Hokus-Pokus 0.6.31390+27−2826.7%+196.911.0%628
72.5%
467BACE 0.461378+23−2421.5%+257.39.8%1027
 

Results matrix

All engines (top 12, best versions only)
#NameElo123456789101112
1Stockfish 13 64-bit 4CPU3548 26 − 26
+0−0=52
−23
29 − 21
+8−0=42
−12
 21 − 7
+14−0=14
+14
39.5 − 12.5
+27−0=25
+10
41.5 − 10.5
+31−0=21
+41
43 − 13
+30−0=26
+12
38.5 − 11.5
+27−0=23
+3
40 − 12
+28−0=24
+4
27 − 11
+16−0=22
−90
 
2Fat Fritz 2 (in SF) 64-bit 4CPU352526 − 26
+0−0=52
+23
 19.5 − 14.5
+6−1=27
+8
36.5 − 15.5
+22−1=29
+8
23 − 7
+16−0=14
+52
23 − 11
+13−1=20
−25
22 − 10
+13−1=18
−23
25.5 − 8.5
+17−0=17
+19
41.5 − 12.5
+29−0=25
+26
22 − 10
+12−0=20
−35
28.5 − 11.5
+17−0=23
−66
 
3Dragon by Komodo 64-bit 4CPU349621 − 29
+0−8=42
+12
14.5 − 19.5
+1−6=27
−8
  33 − 17
+17−1=32
+4
25 − 9
+16−0=18
+41
22.5 − 11.5
+11−0=23
−12
45.5 − 30.5
+18−3=55
−51
35.5 − 18.5
+17−0=37
−27
22.5 − 9.5
+13−0=19
+5
30.5 − 9.5
+21−0=19
0
 
4Igel 3.0.5 64-bit 4CPU3416 15.5 − 36.5
+1−22=29
−8
  27 − 25
+3−1=48
+2
29 − 23
+11−5=36
+11
27.5 − 24.5
+6−3=43
−7
     
5RubiChess 2.1 64-bit 4CPU34097 − 21
+0−14=14
−14
7 − 23
+0−16=14
−52
17 − 33
+1−17=32
−4
25 − 27
+1−3=48
−2
 13 − 17
+1−5=24
−44
15.5 − 12.5
+5−2=21
+9
13.5 − 16.5
+2−5=23
−43
31 − 19
+16−4=30
+43
14 − 14
+2−2=24
−26
52 − 26
+28−2=48
+17
 
6Houdini 6 64-bit 4CPU339712.5 − 39.5
+0−27=25
−10
11 − 23
+1−13=20
+25
9 − 25
+0−16=18
−41
23 − 29
+5−11=36
−11
17 − 13
+5−1=24
+44
 17.5 − 14.5
+5−2=25
+20
15.5 − 14.5
+4−3=23
+2
27.5 − 26.5
+6−5=43
−8
20.5 − 15.5
+7−2=27
+21
26.5 − 11.5
+18−3=17
+60
 
7SlowChess Blitz 2.5 64-bit 4CPU339410.5 − 41.5
+0−31=21
−41
10 − 22
+1−13=18
+23
11.5 − 22.5
+0−11=23
+12
24.5 − 27.5
+3−6=43
+7
12.5 − 15.5
+2−5=21
−9
14.5 − 17.5
+2−5=25
−20
 17 − 15
+7−5=20
+13
27 − 27
+8−8=38
−9
18 − 14
+5−1=26
+20
24 − 14
+11−1=26
+10
 
8Ethereal 12.75 64-bit 4CPU339113 − 43
+0−30=26
−12
8.5 − 25.5
+0−17=17
−19
30.5 − 45.5
+3−18=55
+51
 16.5 − 13.5
+5−2=23
+43
14.5 − 15.5
+3−4=23
−2
15 − 17
+5−7=20
−13
 26.5 − 27.5
+7−8=39
−12
17 − 15
+5−3=24
+6
21 − 17
+7−3=28
−28
 
9Fire 8 64-bit 4CPU338411.5 − 38.5
+0−27=23
−3
12.5 − 41.5
+0−29=25
−26
18.5 − 35.5
+0−17=37
+27
 19 − 31
+4−16=30
−43
26.5 − 27.5
+5−6=43
+8
27 − 27
+8−8=38
+9
27.5 − 26.5
+8−7=39
+12
 24.5 − 27.5
+6−9=37
−16
21.5 − 14.5
+9−2=25
+4
 
10Nemorino 6.00 64-bit 4CPU338312 − 40
+0−28=24
−4
10 − 22
+0−12=20
+35
9.5 − 22.5
+0−13=19
−5
 14 − 14
+2−2=24
+26
15.5 − 20.5
+2−7=27
−21
14 − 18
+1−5=26
−20
15 − 17
+3−5=24
−6
27.5 − 24.5
+9−6=37
+16
 32.5 − 19.5
+20−7=25
+27
 
11Lc0 0.27.0 w703810 64-bit 4CPU333511 − 27
+0−16=22
+90
11.5 − 28.5
+0−17=23
+66
9.5 − 30.5
+0−21=19
0
 26 − 52
+2−28=48
−17
11.5 − 26.5
+3−18=17
−60
14 − 24
+1−11=26
−10
17 − 21
+3−7=28
+28
14.5 − 21.5
+2−9=25
−4
19.5 − 32.5
+7−20=25
−27
  
12Pedone 3.1 64-bit3335            
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 13 64-bit 4CPU3548 96.8100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Fat Fritz 2 (in SF) 64-bit 4CPU35253.2 99.4100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Dragon by Komodo 64-bit 4CPU34960.00.6 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Igel 3.0.5 64-bit 4CPU34160.00.00.0 64.184.387.089.894.695.0100.0100.0
5RubiChess 2.1 64-bit 4CPU34090.00.00.035.9 83.886.292.097.297.4100.0100.0
6Houdini 6 64-bit 4CPU33970.00.00.015.716.2 60.975.290.992.6100.0100.0
7SlowChess Blitz 2.5 64-bit 4CPU33940.00.00.013.013.839.1 61.781.382.9100.099.9
8Ethereal 12.75 64-bit 4CPU33910.00.00.010.28.024.838.3 74.176.3100.099.9
9Fire 8 64-bit 4CPU33840.00.00.05.42.89.118.725.9 52.5100.099.6
10Nemorino 6.00 64-bit 4CPU33830.00.00.05.02.67.417.123.747.5 100.099.6
11Lc0 0.27.0 w703810 64-bit 4CPU33350.00.00.00.00.00.00.00.00.00.0 50.2
12Pedone 3.1 64-bit33350.00.00.00.00.00.00.10.10.40.449.8 
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

1'244'261 games (233.44 MB)

All games with comments

1'244'261 games (724.96 MB)

Selection of games

(Please don't use aggressive download managers)

Various statistics


Created in 2005-2013 by CCRL team
Last games added on May 15, 2021