CCRL 40/40
Downloads and Statistics
December 8, 2018
Testing summary:
Total: 940'743 games
played by 2'280 programs
130210 CPU days (X2 4600+)

White wins: 325'350 (34.6%)
Black wins: 241'695 (25.7%)
Draws: 373'698 (39.7%)
White score: 54.4%

Rating list

CCRL 40/40 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 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern Intel CPU.
Computed on December 8, 2018 with Bayeselo based on 940'743 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 270918 64-bit 4CPU3455+28−2777.9%−189.243.3%457 
99.9%
2Komodo 11.3.1 64-bit 4CPU3399+21−2070.6%−140.148.6%790
64.3%
3Houdini 6 64-bit 4CPU3394+15−1564.4%−92.559.3%1267
100.0%
4Fire 7.1 64-bit 4CPU3320+18−1860.1%−62.957.5%966
94.5%
5Ethereal 11.00 64-bit 4CPU3298+22−2250.2%−1.064.6%576
90.9%
6Deep Shredder 13 64-bit 4CPU3281+12−1250.1%−0.762.2%1907
61.5%
7Fizbo 2 64-bit 4CPU3278+16−1647.9%+12.055.1%1203
73.0%
8Andscacs 0.94 64-bit 4CPU3270+21−2047.8%+12.955.3%696
60.0%
9Booot 6.3.1 64-bit 4CPU3266+21−2146.8%+19.657.1%686
72.6%
10Xiphos 0.4 64-bit 4CPU3257+22−2243.4%+39.963.0%586
99.7%
11Laser 1.6 64-bit 4CPU3217+19−1941.6%+54.655.9%796
97.9%
12Fritz 16 64-bit 4CPU3194+12−1250.1%−0.145.6%2274
55.6%
13Chiron 4 64-bit 4CPU3193+13−1339.0%+72.751.2%1818
93.3%
14Gull 3 64-bit 4CPU3180+10−941.7%+53.654.4%3647
55.0%
15NirvanaChess 2.4 64-bit 4CPU3179+15−1538.4%+76.752.8%1454
67.8%
16Equinox 3.20 64-bit 4CPU3175+11−1141.6%+54.359.3%2500
76.0%
17Arasan 21.1 64-bit 4CPU3162+32−3251.8%−9.965.2%256
56.1%
18Critter 1.6a 64-bit 4CPU3160+8−845.3%+31.354.6%5429
54.6%
19Nemorino 5.00 64-bit 4CPU3158+23−2349.4%+2.050.2%568
60.3%
20Hannibal 1.7 64-bit 4CPU3154+14−1541.5%+53.854.8%1421
69.8%
21Bouquet 1.8 64-bit 4CPU3150+11−1143.6%+40.756.7%2427
59.0%
22Rybka 4 64-bit 4CPU3148+10−1048.7%+7.251.0%3180
61.2%
23Vajolet2 2.6.1 64-bit 4CPU3144+27−2752.1%−12.860.9%384
57.3%
24Texel 1.07 64-bit 4CPU3141+15−1549.7%+4.047.9%1428
58.1%
25Protector 1.9.0 64-bit 4CPU3139+15−1546.3%+25.254.1%1313
54.5%
26Alfil 15.7 64-bit 4CPU3137+17−1742.9%+48.556.3%1006
79.7%
27ChessBrainVB 3.68 4CPU3124+26−2649.2%+4.151.6%428
52.2%
28BlackMamba 2.0 64-bit 4CPU3123+15−1544.2%+37.954.3%1408
76.7%
29Schooner 2.0.34 64-bit3115+15−1545.7%+30.554.5%1311
69.9%
30Senpai 2.0 64-bit 4CPU3108+21−2151.3%−10.448.3%718
62.0%
31Strelka 5.5 64-bit3104+6−745.6%+31.848.6%9347
85.6%
32Naum 4.6 64-bit 4CPU3095+14−1448.1%+12.254.3%1544
75.7%
33Pedone 1.7 64-bit 4CPU3087+19−1948.2%+11.156.4%801
90.0%
34Rodent III 0.238 64-bit 4CPU3069+20−2047.2%+14.850.0%742
57.6%
35Defenchess (SCTR) 1.1f 64-bit 4CPU3066+20−2052.3%−15.644.2%814
53.7%
36Wasp 3.0 64-bit 4CPU3065+26−2650.6%−4.455.0%438
76.2%
37Hiarcs 14 4CPU3054+13−1342.5%+45.251.1%1852
92.0%
38iCE 3.0 64-bit3041+12−1249.8%−0.349.1%2324
89.4%
39Deep Junior 13 64-bit 4CPU3028+16−1643.5%+40.449.9%1161
53.2%
40Bobcat 8.0 64-bit 4CPU3026+23−2347.8%+15.052.9%524
60.4%
41SmarThink 1.98 64-bit3023+15−1550.7%−8.741.5%1365
71.9%
42Spike 1.4 Leiden 4CPU3017+11−1145.2%+29.247.7%2862
59.1%
43chess22k 1.10 64-bit 4CPU3014+22−2246.7%+16.643.7%680
59.4%
44Cheng 4.39 64-bit 4CPU3011+16−1650.2%−1.749.0%1176
51.1%
45Crafty 25.2 64-bit 4CPU3010+17−1847.7%+14.744.8%1018
80.0%
46Hakkapeliitta TCEC v2 64-bit3000+16−1649.7%−0.743.7%1316
97.4%
47Demolito 2018-10-29 64-bit2975+19−1955.4%−41.137.7%914
63.0%
48EXchess 7.97b 64-bit 4CPU2971+18−1846.5%+23.945.8%921
52.9%
49Spark 1.0 64-bit 4CPU2970+13−1345.0%+31.946.6%1787
51.4%
50Zappa Mexico II 64-bit 4CPU2969+10−1048.3%+9.848.1%3270
72.2%
51Toga II 4.0 64-bit 4CPU2962+20−2139.7%+67.640.1%780
86.6%
52Scorpio 2.7.9 64-bit 4CPU2946+22−2246.7%+20.440.5%659
63.7%
53‑54Deep Sjeng c't 20102941+10−1046.3%+23.846.0%3320
49.3%
53‑54Gaviota 1.0 64-bit 4CPU2941+16−1647.3%+16.745.1%1190
69.6%
55Onno 1.2.70 64-bit 4CPU2935+19−1947.3%+15.948.3%810
68.1%
56Thinker 5.4d Inert 64-bit 4CPU2928+23−2346.9%+17.550.4%557
52.1%
57DisasterArea 1.65 64-bit 4CPU2927+24−2445.0%+30.648.6%525
61.1%
58Pirarucu 2.6.1 64-bit2922+22−2247.4%+15.443.4%686
59.1%
59Amoeba 2.8 64-bit2919+16−1645.5%+28.643.9%1300
86.9%
60Deuterium 2018.1.35.514 64-bit2907+14−1446.9%+19.446.1%1570
60.1%
61Quazar 0.4 64-bit2905+11−1148.8%+7.243.3%2911
56.6%
62The Baron 3.41 64-bit 4CPU2903+20−2138.4%+75.444.5%768
57.4%
63‑64Atlas 3.91 64-bit2900+17−1753.3%−26.140.8%1125
49.5%
63‑64DiscoCheck 5.2 64-bit2900+18−1848.6%+8.743.2%1012
59.5%
65‑66Bright 0.4a 4CPU2897+15−1547.4%+17.441.1%1495
51.4%
65‑66Tornado 6.0 64-bit 4CPU2897+26−2645.1%+29.743.5%453
65.0%
67Octochess r5506 64-bit 4CPU2890+23−2344.8%+33.646.5%579
60.5%
68MinkoChess 1.3 64-bit 4CPU2886+21−2146.0%+24.143.7%725
99.0%
69Dirty 30Apr2017 64-bit2855+15−1549.7%+0.045.3%1483
59.5%
70Tucano 7.06 64-bit2851+27−2751.3%−8.549.8%412
53.4%
71Loop M1-T 64-bit 4CPU2850+11−1243.2%+42.745.2%2447
71.7%
72Nemo 1.0.1 64-bit2844+13−1348.2%+11.143.8%2087
69.4%
73BugChess2 1.9 64-bit 4CPU2838+21−2143.4%+44.438.2%738
82.0%
74‑75Jonny 4.00 4CPU2822+28−2842.4%+50.835.7%412
48.8%
74‑75Murka 3 64-bit2822+13−1348.7%+7.543.5%1972
67.0%
76Zurichess Neuchatel 64-bit2818+17−1748.8%+5.642.9%1088
58.8%
77Godel 4.4.5 64-bit2814+23−2351.9%−14.934.8%638
74.9%
78GNU Chess 5.60 64-bit2804+17−1748.7%+7.541.5%1057
81.0%
79Rhetoric 1.4.3 64-bit2795+13−1350.8%−8.440.4%2037
56.8%
80‑81GnuCheese 1.00 64-bit2793+16−1649.8%−0.140.7%1247
50.0%
80‑81Monolith 1.0 64-bit2793+20−2054.8%−36.639.1%838
62.1%
82‑83Marvin 3.1.0 64-bit2789+21−2146.7%+21.244.5%735
49.9%
82‑83RuyDos 1.1.0 64-bit2789+25−2550.2%−1.941.2%486
66.7%
84RubiChess 1.1 64-bit2781+22−2251.8%−13.539.2%671
56.9%
85Pawny 1.2 64-bit2779+14−1447.8%+13.839.7%1591
64.1%
86Naraku 1.42775+16−1649.0%+7.226.1%1342
52.5%
87Frenzee 3.5.19 64-bit2774+14−1448.5%+9.934.7%1653
73.0%
88‑89RofChade 1.0 64-bit2767+19−1946.6%+24.131.0%976
50.5%
88‑89Twisted Logic 20100131x 64-bit2767+17−1750.1%−3.535.0%1205
75.0%
90Bison 9.11 64-bit2759+15−1550.1%−3.034.6%1594
73.3%
91Ktulu 92753+13−1346.7%+21.339.0%2136
91.0%
92‑93Chronos 1.9.9 32-bit2739+17−1750.2%+0.643.2%1162
50.7%
92‑93Counter 3.0 64-bit2739+33−3350.0%−3.133.8%302
58.1%
94Carballo 1.7 64-bit2735+17−1751.0%−5.540.2%1202
59.6%
95Nebula 2.0 64-bit 4CPU2731+23−2346.5%+27.635.2%637
61.1%
96GreKo 2018.07 64-bit2726+25−2549.9%+0.937.5%517
61.5%
97ProDeo 2.22722+17−1748.2%+10.437.8%1161
70.6%
98Shield 2.1 64-bit2714+21−2152.2%−15.935.6%753
55.9%
99Devel 2.00002712+19−1951.5%−10.537.9%937
72.7%
100Cheese 1.9 64-bit2705+16−1649.5%+4.839.0%1291
56.1%
101Chess Tiger 2007.12703+10−1046.2%+25.242.8%3218
60.0%
102Chessmaster 11 Aiglos II2700+20−2046.4%+23.740.5%814
76.3%
103WyldChess 1.51 64-bit2691+17−1749.1%+2.535.0%1107
57.7%
104Delfi 5.42689+11−1247.9%+13.440.1%2544
58.8%
105RedQueen 1.1.98 64-bit 4CPU2685+28−2940.8%+72.027.4%442
51.7%
106Gogobello 1.4 64-bit2684+18−1850.2%+0.137.4%994
54.0%
107Hamsters 0.7.1 4CPU2682+36−3556.7%−45.038.6%254
56.7%
108Daydreamer 1.75 64-bit2679+17−1748.8%+8.639.9%1167
52.1%
109ECE X3 64-bit 4CPU2678+24−2441.8%+65.424.3%674
59.9%
110Pharaon 3.5.1 4CPU2674+26−2643.6%+41.229.7%518
51.2%
111Arminius 2017-01-01 64-bit2673+16−1749.6%+2.534.9%1239
69.2%
112Djinn 1.021 64-bit2668+14−1449.3%+2.936.5%1732
54.5%
113Movei 00.8.438 (10 10 10)2667+11−1147.4%+14.937.4%2703
50.5%
114Jellyfish 1.1 64-bit 4CPU2666+33−3357.3%−51.932.9%316
62.9%
115‑116Alaric 7072660+12−1249.3%+4.134.1%2631
50.1%
115‑116Floyd 0.9 64-bit2660+17−1750.5%−4.530.7%1248
57.9%
117tomitankChess 2.0 64-bit2657+18−1852.1%−17.132.5%1097
65.2%
118Philou 3.7.1 64-bit2653+13−1349.0%+5.836.9%1846
50.9%
119Ghost 3.1 64-bit 4CPU2652+32−3253.8%−23.929.4%327
56.9%
120‑122Cyrano 0.6b17 64-bit2649+23−2348.5%+8.937.2%646
49.0%
120‑122E.T. Chess 13.01.082649+14−1449.2%+5.336.6%1810
49.1%
120‑122Leela Chess 0.10 64-bit w3232649+19−1952.0%−16.025.0%1062
57.9%
123Winter 0.2 64-bit2647+18−1856.0%−49.224.8%1165
57.6%
124Rotor 0.7a2644+23−2350.6%−6.234.6%654
53.8%
125Colossus 2008b2643+13−1349.2%+2.638.4%2110
56.2%
126Gandalf 7 64-bit2641+21−2147.4%+15.833.0%754
57.1%
127Slow Chess Blitz WV2.12638+12−1248.2%+12.637.0%2558
54.2%
128DanaSah 7.32637+18−1749.8%+1.833.6%1108
66.4%
129Sjakk 2.2 64-bit2632+16−1549.5%+1.838.9%1357
61.0%
130WildCat 82629+14−1449.1%+5.634.8%1855
55.9%
131Rodin 8.02628+16−1649.4%+1.938.6%1354
66.6%
132‑133NoraGrace 2.0 64-bit2623+16−1650.9%−8.927.9%1399
49.8%
132‑133Ruffian 2.1.02623+13−1348.6%+9.437.6%2027
63.5%
134K2 0.912618+22−2249.6%+3.830.8%685
56.5%
135Donna 4.1 64-bit2616+22−2249.0%+5.630.4%767
54.7%
136Phalanx XXV2614+16−1649.4%+3.932.3%1385
62.2%
137Sloppy 0.2.2 64-bit2611+17−1849.0%+6.332.8%1108
90.8%
138‑140Aristarch 4.502596+12−1248.2%+14.232.4%2451
50.7%
138‑140Glass 2.0 64-bit2596+15−1549.8%+0.833.9%1517
49.8%
138‑140Petir 4.392596+21−2148.9%+4.537.2%726
59.8%
141‑142Muse 0.953 64-bit2592+17−1749.0%+6.633.8%1128
50.1%
141‑142N2 0.4 64-bit2592+16−1650.1%−0.634.8%1312
54.5%
143‑144CuckooChess 1.12 32-bit2591+26−2648.5%+10.630.2%503
50.3%
143‑144Pseudo 0.7c2591+13−1350.1%−1.237.5%1929
52.3%
145Amyan 1.722590+13−1350.6%−3.731.7%2179
60.0%
146Brutus 8.05 64-bit2587+24−2450.6%−6.234.8%581
57.5%
147GarboChess 3.0 64-bit2584+16−1649.7%+0.431.7%1272
53.3%
148Fridolin 2.0 64-bit 4CPU2582+36−3738.8%+78.831.9%263
63.5%
149Delocto 0.6 64-bit2575+19−1949.4%+3.841.3%890
72.8%
150Capivara LK 0.09b02f 64-bit2567+17−1849.6%+1.333.5%1106
60.9%
151SOS 5.12563+13−1348.3%+10.134.6%1916
54.4%
152Coiled 0.4 64-bit2562+17−1749.6%−0.731.3%1166
60.9%
153Francesca MAD 0.192559+15−1548.8%+8.333.5%1509
53.0%
154Betsabe II 1.842558+19−1951.1%−7.328.0%1030
51.9%
155‑156Delphil 3.2 64-bit 4CPU2557+34−3438.7%+82.629.7%306
49.5%
155‑156JikChess 0.02 64-bit2557+17−1749.8%+1.728.2%1273
55.4%
157Anaconda 2.0.12555+27−2747.9%+12.135.2%458
52.2%
158Dorky 4.8 64-bit2554+23−2348.5%+11.130.6%671
54.1%
159Jazz 840 64-bit 4CPU2553+20−2058.6%−70.925.3%968
70.5%
160nanoSzachy 4.0 64-bit2545+18−1749.7%+2.031.5%1117
53.0%
161Ufim 8.022544+13−1349.5%+2.430.8%2209
77.5%
162AnMon 5.752537+16−1649.6%+2.231.0%1388
68.2%
163‑164Hermann 2.8 64-bit2531+17−1750.0%+0.226.9%1184
49.9%
163‑164Orion 0.5 64-bit2531+18−1848.8%+8.033.6%1122
55.9%
165Bagatur 1.5f 64-bit2529+29−2947.1%+20.637.4%374
58.1%
166Maverick 1.5 64-bit2525+16−1650.7%−7.730.7%1406
76.8%
167Nimzo 82513+28−2845.5%+33.332.2%453
62.4%
168‑169Little Goliath Evolution 3.122508+18−1846.5%+23.533.6%1020
48.5%
168‑169LittleThought 1.052 64-bit2508+18−1850.0%−1.626.4%1144
63.3%
170Tao 5.62504+17−1749.8%+2.227.5%1275
55.2%
171‑172CyberPagno 3.0 64-bit2503+17−1751.4%−13.430.7%1253
48.7%
171‑172Jumbo 0.6.64 64-bit 4CPU2503+30−3050.1%−1.432.1%390
54.6%
173MadChess 2.2 64-bit2501+18−1850.2%−2.434.5%1021
62.7%
174Asymptote 0.3 64-bit2497+20−2057.2%−57.928.7%876
59.4%
175‑176Pepito 1.59 64-bit2493+18−1849.0%+4.535.0%1076
51.9%
175‑176Pupsi2 0.092493+18−1748.9%+6.329.7%1141
51.9%
177Yace 0.99.872492+17−1749.5%+4.829.1%1180
55.7%
178Myrddin 0.87 64-bit 4CPU2489+37−3839.1%+78.929.2%253
56.7%
179Xpdnt 0910072485+15−1549.1%+5.931.7%1465
58.6%
180Bruja 1.9.1 64-bit2483+18−1849.8%+0.726.6%1071
52.1%
181Drosophila 1.5.1 64-bit2482+18−1951.4%−9.828.8%1041
51.8%
182‑184Cerebro 3.03d2481+18−1849.6%+0.829.7%1127
52.1%
182‑184SpiderChess 0706032481+22−2250.4%−0.139.8%673
47.5%
182‑184Trace 1.362481+20−2049.6%+3.626.6%849
53.3%
185Matacz 1.42480+17−1750.3%−1.932.4%1221
53.3%
186Anatoli 0.35k2479+16−1650.0%−0.631.8%1300
54.4%
187‑188BBChess 1.3b2478+25−2450.4%−2.238.2%537
49.6%
187‑188Green Light Chess 3.01.2.22478+32−3251.5%−13.532.0%338
52.5%
189pikoSzachy 4.12477+29−2952.3%−16.230.8%412
71.8%
190Quark 2.352467+18−1848.4%+10.528.6%1122
62.6%
191‑192Giraffe 20150908 64-bit2462+20−2050.2%−2.323.6%934
51.5%
191‑192Lozza 1.18 64-bit2462+20−2047.2%+20.931.5%833
55.3%
193Bumblebee 1.0 64-bit2460+24−2448.3%+10.434.9%573
63.0%
194Topple 0.2.1 64-bit2454+20−2046.6%+26.521.3%988
56.8%
195Nemeton 1.512452+22−2249.8%−0.628.8%732
63.0%
196Mephisto Gideon Professional2446+30−3051.3%−7.733.7%383
51.2%
197‑198Hussar 0.42445+17−1748.6%+9.530.1%1171
49.7%
197‑198Shallow r694 64-bit2445+18−1850.4%−4.532.5%1040
53.1%
199Eeyore 1.52 64-bit2444+18−1847.4%+17.328.1%1114
55.8%
200Typhoon 1.00-3482441+33−3348.6%+11.029.0%317
51.9%
201Abrok 5.02440+18−1849.0%+5.729.6%1042
54.2%
202Teki 2 64-bit2439+20−2051.3%−10.623.7%978
59.2%
203Snitch 1.6.2 32-bit2435+23−2347.7%+14.928.6%640
54.9%
204TJchess 1.3 64-bit2434+18−1848.4%+10.930.6%1114
54.6%
205Taltos rev118 64-bit2432+21−2151.8%−13.027.8%798
54.3%
206Homer 2.012430+20−2149.1%+5.932.6%803
55.1%
207Bearded N44.5 64-bit2428+23−2347.4%+16.530.9%632
57.4%
208Jonesy 1.0 64-bit2425+24−2451.2%−9.133.4%574
59.9%
209Cmcchess 2.6 64-bit2421+18−1848.6%+9.837.0%1075
54.3%
210‑211Ares 1.005.2.1 64-bit2420+21−2152.4%−16.137.2%723
49.4%
210‑211PostModernist 10162420+19−1947.8%+13.229.6%1018
54.4%
212‑213Kiwi 0.6d 32-bit2418+20−2047.8%+13.627.0%945
51.4%
212‑213RomiChess P3n 64-bit2418+17−1747.2%+21.136.7%1164
59.8%
214KnightDreamer 3.32413+36−3647.3%+23.532.0%259
50.8%
215‑216Bitfoot 1.0.d9aeb43 64-bit2412+27−2748.0%+15.127.6%468
51.5%
215‑216Ifrit m1.8 64-bit2412+18−1849.0%+8.228.8%1114
52.4%
217King of Kings 2.562411+31−3153.2%−23.627.2%364
50.8%
218‑219Diablo 0.5.12410+18−1848.6%+9.732.2%1063
51.7%
218‑219Gaia 3.5 32-bit2410+21−2148.7%+8.729.3%755
52.0%
220Queen 4.032409+18−1848.5%+8.734.4%1072
53.1%
221Dragon 4.62408+18−1847.9%+14.033.0%1035
57.7%
222Patzer 3.802405+20−2149.0%+8.724.2%858
56.6%
223Amy 0.87b2403+24−2449.4%+6.325.7%610
55.8%
224Simplex 0.9.8 64-bit2400+18−1847.6%+16.324.8%1115
52.9%
225Tigran 2.4n 64-bit2399+17−1748.9%+7.430.1%1174
60.3%
226Gosu 0.162396+18−1849.3%+3.527.5%1048
57.8%
227‑228Alex 2.14a 64-bit2393+18−1849.4%+4.429.8%1041
51.9%
227‑228Zevra 2.1.1 r216 64-bit2393+28−2858.3%−64.028.9%454
53.7%
229‑230Amateur 2.822391+20−2048.5%+9.125.1%889
50.9%
229‑230Popochin 4.1 64-bit2391+19−1950.8%−5.429.8%973
52.3%
231Sorgenkind 0.42390+15−1551.2%−7.227.9%1684
54.3%
232Waxman 20142389+21−2147.4%+17.731.9%780
54.3%
233Sage 3.532387+18−1849.8%+2.027.5%1101
53.4%
234Horizon 4.42386+17−1748.9%+8.025.6%1250
52.7%
235Thor's Hammer 2.28 32-bit2385+24−2448.2%+12.729.2%592
54.8%
236Comet B682383+19−1947.8%+16.425.8%992
63.5%
237Galjoen 0.39 64-bit2378+19−1950.7%−2.727.2%1031
52.3%
238Tytan 9.32377+23−2351.1%−7.525.3%679
59.9%
239OliThink 5.3.2 64-bit2374+18−1848.7%+9.626.0%1139
81.5%
240Plisk 0.2.7d 64-bit2361+20−2148.4%+11.928.2%843
72.0%
241Flux 2.2.12353+22−2250.0%−0.830.4%721
52.4%
242Isa 2.0.64 64-bit2352+19−1951.2%−9.127.9%1010
57.7%
243Napoleon 1.8 64-bit2349+22−2254.7%−32.831.5%707
65.2%
244Arion 1.72343+18−1949.2%+4.826.7%1053
63.9%
245Gibbon 2.60a 64-bit2338+22−2249.3%+2.231.8%727
56.2%
246Aice 0.99.22336+18−1849.6%+0.927.1%1100
54.8%
247Butcher 1.61 64-bit2333+31−3148.5%+12.624.4%361
55.8%
248‑249Amundsen 0.802331+17−1750.0%−0.329.7%1203
48.3%
248‑249Asterisk 0.62331+18−1847.6%+17.027.1%1123
56.9%
250EveAnn 1.712328+30−3048.5%+11.634.9%364
53.7%
251FireFly 2.7.2 64-bit2326+18−1847.1%+18.630.9%1044
67.3%
252Chezzz 1.0.32320+20−2050.3%−3.826.2%909
53.1%
253‑254KnightX 1.922319+19−1949.1%+6.527.8%1014
49.3%
253‑254Mediocre 0.42319+31−3149.6%+2.424.4%377
54.0%
255Zeus 1.272317+28−2849.8%−3.625.6%473
59.2%
256‑257Averno 0.812313+19−1948.3%+12.929.2%976
50.2%
256‑257WChess 1.062313+18−1843.6%+43.831.9%1097
68.4%
258Ant 2006-F2306+21−2149.3%+4.323.9%811
57.6%
259Natwarlal 0.142304+19−1949.3%+4.525.2%1011
53.5%
260Sungorus 1.4 64-bit2302+19−1948.5%+10.122.3%1048
53.8%
261‑262Anechka 0.082301+19−1948.5%+13.327.0%1046
51.2%
261‑262Joker 1.1.142301+19−1949.2%+4.627.4%992
50.7%
263Rival 1.0.1 64-bit2300+28−2849.5%+2.028.5%463
56.2%
264Fischerle 0.9.80 SE 64-bit2298+22−2245.9%+28.426.7%768
57.2%
265Absolute Zero 2.4.7.2 64-bit2295+16−1651.4%−12.323.4%1549
62.5%
266Matilde 2008 64-bit2291+24−2449.5%+3.129.3%622
54.3%
267Invictus r228 64-bit2289+22−2249.1%+6.322.2%758
53.9%
268‑269AliChess 4.252287+21−2148.3%+10.525.7%834
49.6%
268‑269Chaturanga 2.4.32287+20−2049.8%−1.627.2%905
65.8%
270Kingfisher 1.0 64-bit2280+28−2947.3%+18.842.1%385
65.2%
271Chispa 4.0.32274+18−1849.4%+5.227.8%1059
67.1%
272Ayito 0.2.9942267+21−2150.1%−2.522.2%802
59.9%
273CT800 1.32 64-bit2263+26−2648.0%+13.626.6%512
56.2%
274Esc 1.162260+28−2846.7%+21.628.2%439
58.2%
275Exacto 0.e 64-bit2256+18−1849.6%+3.332.8%1017
56.9%
276Protej 0.5.8c2254+20−2047.4%+19.022.5%964
54.2%
277Beowulf 2.4a 64-bit2253+19−1950.5%−6.126.2%987
50.8%
278RattateChess 1.0 Nosferatu2252+20−2050.3%−1.628.3%922
54.6%
279Mango Paola Ajedrez 4.12251+19−1948.6%+10.226.2%957
58.3%
280‑281Buzz 0.08 64-bit2247+24−2448.0%+14.924.0%617
51.3%
280‑281Madeleine 0.22247+32−3250.4%−5.726.7%337
64.0%
282‑283Atak 6.82240+17−1751.2%−8.423.0%1351
49.6%
282‑283Weini 0.0.23 64-bit2240+19−1948.6%+9.917.4%1111
52.4%
284Feuerstein 0.4.6.12239+19−1949.1%+6.328.5%944
68.8%
285Tiny Chess 1.46 64-bit2232+21−2150.2%−2.826.8%818
51.7%
286KMTChess 1.2.1 64-bit2231+26−2649.5%+3.323.4%548
53.0%
287Dolphin 1.0 64-bit2230+19−1948.5%+9.024.6%977
52.1%
288RamJet 0.132229+21−2053.3%−24.526.8%859
64.1%
289‑290Joker2 0.7.7 64-bit2224+23−2347.5%+16.533.3%669
50.7%
289‑290Robocide 20170718 64-bit2224+18−1949.4%+3.224.3%1080
56.9%
291OBender 03.2016 64-bit2221+19−1951.1%−9.424.8%1046
57.4%
292‑293ChessKISS 1.7c 64-bit2219+20−2048.8%+8.827.9%913
49.0%
292‑293Uralochka 1.1b2219+18−1848.9%+8.526.0%1085
62.3%
294Neurosis 2.32214+27−2750.7%−8.826.1%475
53.3%
295Adam 3.32212+19−1949.5%+3.222.6%1013
52.6%
296ZCT 0.3.24512211+27−2749.4%+4.325.5%478
53.1%
297Baislicka 1.0 64-bit2210+21−2246.7%+24.225.4%782
56.9%
298ChessAlex 2.0r42207+21−2146.9%+21.327.7%823
53.6%
299Latista (Sinobyl) 1.52206+24−2448.7%+7.225.2%635
57.2%
300BlackBishop 1.02203+19−1848.8%+9.427.1%1039
57.2%
301Dorpsgek Eve's Temptation 64-bit2201+16−1650.1%−0.723.8%1513
62.5%
302‑303Alf 1.092196+23−2349.4%+0.831.1%634
50.9%
302‑303GopherCheck 0.2.3 64-bit2196+20−2049.9%+0.630.1%856
52.3%
304NG-Play 9.87 64-bit2195+19−1946.9%+20.525.2%995
70.8%
305NagaSkaki 5.122188+17−1751.2%−8.726.5%1265
63.4%
306Prophet 2.0 64-bit2182+29−2951.2%−10.225.4%410
58.1%
307Soldat III 0.187 64-bit2178+23−2347.8%+15.326.4%685
52.9%
308Lime 662177+18−1851.8%−17.320.5%1221
58.5%
309Clever Girl r160 64-bit2173+26−2649.4%−0.023.6%539
52.8%
310‑311Embla 2.0.0 64-bit2172+20−2049.0%+7.427.1%920
50.9%
310‑311Kurt 0.9.2.2 64-bit2172+22−2148.0%+15.224.0%786
59.5%
312Chesley r323 64-bit2168+24−2447.8%+16.120.9%645
53.5%
313ProChess 1.02AD2167+19−1948.5%+5.822.2%1038
85.3%
314KnockOut 0.7.12153+16−1651.3%−8.926.6%1498
75.0%
315Blitzkrieg rev337 64-bit2144+20−2047.5%+18.426.5%903
65.7%
316Tunguska 1.0 64-bit2138+21−2146.7%+26.427.0%796
53.4%
317Parrot 07.01.162137+31−3146.6%+25.621.1%394
59.6%
318Barbarossa 0.4.0 64-bit2132+18−1945.6%+37.418.3%1148
77.7%
319BikJump 2.01 64-bit2121+21−2148.5%+11.124.8%815
61.7%
320Clarabit 1.00 32-bit2117+22−2247.6%+14.029.9%736
71.9%
321King's Out 0.2.42 64-bit2106+30−2956.3%−49.118.9%438
55.5%
322Hedgehog 1.81 64-bit2103+28−2754.1%−34.724.1%490
70.6%
323Detroid 0.9.0 64-bit2094+18−1851.3%−11.914.6%1232
53.3%
324Bodo 0.2b2092+23−2348.7%+10.620.4%714
55.4%
325Smash 1.0.3a 64-bit2090+29−2956.7%−49.021.9%448
63.9%
326AdroitChess 0.42083+24−2458.7%−75.914.5%752
56.5%
327‑328Armageddon 2.3082079+34−3365.2%−122.215.6%371
50.9%
327‑328BigLion 2.23w2079+21−2146.2%+24.923.3%840
54.1%
329Jabba 1.0 64-bit2077+23−2344.2%+44.421.6%686
69.2%
330‑331Gunborg 1.35 64-bit2068+27−2753.3%−15.927.0%488
50.0%
330‑331Little Wing 0.5.0 64-bit2068+22−2248.2%+13.216.4%874
55.8%
332Matant 5.042066+23−2361.1%−88.322.6%791
67.0%
333Zeta Dva 0301 64-bit2057+28−2849.0%+9.829.4%446
58.0%
334Ecce 1.0 (rev. 508) 64-bit2054+22−2246.4%+28.218.5%791
62.7%
335PLP 16615712049+22−2246.1%+27.824.3%760
52.7%
336Squared-chess 1.3.0 64-bit2048+23−2354.0%−31.221.7%704
52.2%
337Monarch 1.72047+17−1748.3%+17.119.1%1343
55.1%
338Matheus 2.32045+23−2345.7%+35.223.2%693
52.9%
339Mustang 4.972044+26−2644.9%+33.430.7%525
53.9%
340Cinnamon 2.0 64-bit2042+21−2144.0%+44.527.9%811
61.0%
341Arabian Knight 1.55 64-bit2036+32−3249.4%+1.218.2%362
53.5%
342ChessMind 0.822035+23−2347.6%+16.319.7%710
54.9%
343Cupcake 1.1a 64-bit2032+23−2352.7%−19.916.3%734
54.5%
344Faile 1.4.42031+23−2356.1%−40.622.4%762
52.3%
345Abbess 2018.02.072030+22−2245.7%+32.319.5%793
55.4%
346Slibo 0.5.12027+26−2645.5%+33.919.4%573
53.5%
347Wuttang r2 64-bit2026+21−2147.2%+16.720.8%904
58.8%
348Ceibo 0.4 64-bit2023+16−1651.0%−7.721.1%1438
58.6%
349Schola 1.1.0 64-bit2020+24−2449.4%+3.922.5%622
63.3%
350Bubble 1.52014+19−1943.9%+48.520.8%1089
76.6%
351BibiChess 0.52003+24−2445.7%+31.326.5%607
51.2%
352‑353BSC 3.9++ 64-bit2002+29−2853.4%−27.313.7%483
50.2%
352‑353La Dame Blanche 2.0c2002+17−1749.2%+5.917.9%1342
63.6%
354Oberon 0.041995+33−3253.5%−28.418.2%369
67.9%
355Heracles 0.6.161986+19−2047.7%+17.127.3%962
91.3%
356Dabbaba 5.671961+29−2942.0%+59.324.5%437
56.8%
357Monik 2.2.3 32-bit1958+30−3044.4%+39.127.1%395
57.0%
358Sissa 2.01954+31−3153.1%−23.328.4%370
72.2%
359‑360MatMoi 7.15.0-cct 32-bit1941+25−2642.7%+55.524.5%568
50.6%
359‑360Micro-Max 4.8 (DM-PII)1941+22−2248.4%+12.725.4%733
57.1%
361Eia 0.31938+22−2248.4%+13.625.1%770
62.6%
362ChessterfieldCL i5a1932+33−3442.8%+57.518.8%345
55.7%
363‑364Presbyter 1.3.0 64-bit1928+31−3144.1%+43.814.5%407
49.8%
363‑364Wowl 1.3.71928+25−2546.8%+25.111.7%630
82.2%
365Clueless 1.41914+19−1942.5%+60.015.4%1156
52.8%
366‑367Deepov 0.4.1 64-bit1912+30−3046.5%+27.316.4%439
50.1%
366‑367Reger 0.091912+21−2240.7%+71.122.6%820
60.7%
368Warrior 1.0.31908+19−1944.2%+43.722.7%996
68.7%
369Surprise 4.3b131901+24−2440.3%+76.319.2%672
79.0%
370GChess IV 0.2.01888+21−2141.5%+61.928.7%819
67.3%
371MOBMAT 0.903d 64-bit1880+27−2735.9%+124.016.2%604
63.1%
372CDrill 1800 build 41873+29−3037.0%+110.914.5%477
66.7%
373Predateur 2.2 64-bit1862+41−4239.6%+79.218.1%216
56.4%
374Pigeon 1.5.1 64-bit1857+32−3244.4%+39.728.7%342
71.3%
375Skiull 0.3 64-bit1845+26−2646.5%+26.224.6%524
53.4%
376BeRoChess 1.00 32-bit1843+37−3837.4%+98.422.9%266
58.3%
377Sayuri 2018.03.06 64-bit1838+33−3341.6%+64.117.9%358
51.5%
378Ajedrez Tactico 2.73b1837+25−2642.2%+63.118.6%596
52.4%
379Roce 0.03901835+35−3643.7%+50.618.6%311
58.5%
380Chenard 2018.03.06 64-bit1830+38−3844.4%+41.315.8%279
72.0%
381RataAeroespacial 0.2.11818+14−1440.8%+77.813.0%2100
80.3%
382Ranita 2.41803+31−3142.9%+50.914.9%455
58.3%
383Mint 2.31798+34−3453.8%−38.918.1%360
51.4%
384Lodocase 2402081797+36−3645.5%+41.415.5%310
56.3%
385Ziggurat 0.18 64-bit1793+42−4329.3%+160.824.3%222
62.1%
386Grizzly 1.40.1b1784+33−3350.5%−8.58.6%396
70.0%
387Robin 0.9831772+32−3342.9%+56.814.0%437
57.9%
388Pulsar 2009-9b1767+31−3144.3%+31.523.3%420
83.1%
389Kanguruh 1.931746+29−2950.0%−2.819.0%462
58.5%
390Enigma 1.1.41742+16−1639.4%+86.516.4%1659
52.6%
391‑392Laurifer 1.01741+32−3251.5%−17.715.6%391
49.9%
391‑392Zoidberg 0.11741+35−3649.4%−4.618.2%318
98.1%
393TSCP 1.811696+24−2444.0%+46.815.9%738
59.8%
394Tom Thumb 0.2 64-bit1692+23−2348.2%+9.923.3%720
100.0%
395Darky 0.5d1621+34−3445.2%+46.619.5%353
58.7%
396Shallow Blue 1.1.0 64-bit1616+31−3134.7%+149.413.8%479
78.5%
397Monochrome1598+33−3342.5%+66.528.1%352
100.0%
398Saruman 2017.08.10 64-bit1463+37−3922.0%+246.525.6%328
100.0%
399BACE 0.461366+32−3413.5%+343.18.6%640
 

Results matrix

All engines (top 12, best versions only)
#NameElo1
Stock
2
Komod
3
Houdi
4
Fire
5
Ether
6
Deep
7
Fizbo
8
Andsc
9
Booot
10
Xipho
11
Laser
12
Fritz
1Stockfish 270918 64-bit 4CPU3455 20 − 12
+8−0=24
+9		17.5 − 14.5
+4−1=27
−38		24.5 − 7.5
+17−0=15
+31		22 − 10
+12−0=20
−50		24 − 8
+17−1=14
−18		25.5 − 7.5
+18−0=15
−5		28.5 − 7.5
+21−0=15
+3		26 − 8
+18−0=16
−22		26 − 6
+20−0=12
+11		25.5 − 6.5
+19−0=13
−45		29 − 3
+26−0=6
+79
2Komodo 11.3.1 64-bit 4CPU339912 − 20
+0−8=24
−9		 28.5 − 23.5
+11−6=35
+20		  33 − 17
+16−0=34
−31		37.5 − 14.5
+24−1=27
+12		     
3Houdini 6 64-bit 4CPU339414.5 − 17.5
+1−4=27
+38		23.5 − 28.5
+6−11=35
−20		 11.5 − 8.5
+4−1=15
−35		20.5 − 11.5
+9−0=23
−22		22.5 − 9.5
+13−0=19
+2		22.5 − 9.5
+13−0=19
0		22 − 10
+12−0=20
−19		23.5 − 8.5
+16−1=15
+19		21.5 − 10.5
+12−1=19
−36		23.5 − 8.5
+15−0=17
−36		44 − 6
+38−0=12
+96
4Fire 7.1 64-bit 4CPU33207.5 − 24.5
+0−17=15
−31		 8.5 − 11.5
+1−4=15
+35		 20 − 12
+9−1=22
+45		24 − 16
+11−3=26
+16		22 − 18
+10−6=24
−14		20 − 12
+12−4=16
+24		21.5 − 10.5
+12−1=19
+43		17.5 − 14.5
+4−1=27
−40		23 − 9
+15−1=16
+29		28 − 12
+17−1=22
−8
5Ethereal 11.00 64-bit 4CPU329810 − 22
+0−12=20
+50		 11.5 − 20.5
+0−9=23
+22		12 − 20
+1−9=22
−45		 17 − 15
+5−3=24
−1		19.5 − 12.5
+8−1=23
+36		19.5 − 14.5
+11−6=17
+13		16 − 16
+1−1=30
−32		17.5 − 14.5
+4−1=27
−17		20.5 − 11.5
+10−1=21
−2		34 − 16
+18−0=32
−4
6Deep Shredder 13 64-bit 4CPU32818 − 24
+1−17=14
+18		17 − 33
+0−16=34
+31		9.5 − 22.5
+0−13=19
−2		16 − 24
+3−11=26
−16		15 − 17
+3−5=24
+1		 18.5 − 13.5
+8−3=21
+40		14.5 − 17.5
+3−6=23
−34		16.5 − 15.5
+7−6=19
−4		16 − 16
+3−3=26
−24		19.5 − 12.5
+10−3=19
+1		33.5 − 16.5
+19−2=29
+10
7Fizbo 2 64-bit 4CPU32787.5 − 25.5
+0−18=15
+5		14.5 − 37.5
+1−24=27
−12		9.5 − 22.5
+0−13=19
0		18 − 22
+6−10=24
+14		12.5 − 19.5
+1−8=23
−36		13.5 − 18.5
+3−8=21
−40		 16 − 18
+4−6=24
−25		19 − 13
+10−4=18
+42		16.5 − 15.5
+5−4=23
−12		20 − 12
+13−5=14
+19		23 − 17
+14−8=18
−37
8Andscacs 0.94 64-bit 4CPU32707.5 − 28.5
+0−21=15
−3		 10 − 22
+0−12=20
+19		12 − 20
+4−12=16
−24		14.5 − 19.5
+6−11=17
−13		17.5 − 14.5
+6−3=23
+34		18 − 16
+6−4=24
+25		 19.5 − 16.5
+7−4=25
+19		19 − 15
+6−2=26
+17		22 − 12
+12−2=20
+31		27 − 15
+18−6=18
+14
9Booot 6.3.1 64-bit 4CPU32668 − 26
+0−18=16
+22		 8.5 − 23.5
+1−16=15
−19		10.5 − 21.5
+1−12=19
−43		16 − 16
+1−1=30
+32		15.5 − 16.5
+6−7=19
+4		13 − 19
+4−10=18
−42		16.5 − 19.5
+4−7=25
−19		 16 − 16
+6−6=20
−11		18.5 − 13.5
+8−3=21
−3		28 − 12
+18−2=20
+48
10Xiphos 0.4 64-bit 4CPU32576 − 26
+0−20=12
−11		 10.5 − 21.5
+1−12=19
+36		14.5 − 17.5
+1−4=27
+40		14.5 − 17.5
+1−4=27
+17		16 − 16
+3−3=26
+24		15.5 − 16.5
+4−5=23
+12		15 − 19
+2−6=26
−17		16 − 16
+6−6=20
+11		 18 − 14
+8−4=20
−6		28.5 − 21.5
+13−6=31
−22
11Laser 1.6 64-bit 4CPU32176.5 − 25.5
+0−19=13
+45		 8.5 − 23.5
+0−15=17
+36		9 − 23
+1−15=16
−29		11.5 − 20.5
+1−10=21
+2		12.5 − 19.5
+3−10=19
−1		12 − 20
+5−13=14
−19		12 − 22
+2−12=20
−31		13.5 − 18.5
+3−8=21
+3		14 − 18
+4−8=20
+6		 26.5 − 23.5
+8−5=37
−8
12Fritz 16 64-bit 4CPU31943 − 29
+0−26=6
−79		 6 − 44
+0−38=12
−96		12 − 28
+1−17=22
+8		16 − 34
+0−18=32
+4		16.5 − 33.5
+2−19=29
−10		17 − 23
+8−14=18
+37		15 − 27
+6−18=18
−14		12 − 28
+2−18=20
−48		21.5 − 28.5
+6−13=31
+22		23.5 − 26.5
+5−8=37
+8		 
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)
#NameElo1
Sto
2
Kom
3
Hou
4
Fir
5
Eth
6
Dee
7
Fiz
8
And
9
Boo
10
Xip
11
Las
12
Fri
1Stockfish 270918 64-bit 4CPU3455 99.9100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Komodo 11.3.1 64-bit 4CPU33990.1 64.3100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Houdini 6 64-bit 4CPU33940.035.7 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Fire 7.1 64-bit 4CPU33200.00.00.0 94.5100.0100.0100.0100.0100.0100.0100.0
5Ethereal 11.00 64-bit 4CPU32980.00.00.05.5 90.993.197.198.499.6100.0100.0
6Deep Shredder 13 64-bit 4CPU32810.00.00.00.09.1 61.581.388.196.6100.0100.0
7Fizbo 2 64-bit 4CPU32780.00.00.00.06.938.5 73.081.393.5100.0100.0
8Andscacs 0.94 64-bit 4CPU32700.00.00.00.02.918.727.0 60.080.2100.0100.0
9Booot 6.3.1 64-bit 4CPU32660.00.00.00.01.611.918.740.0 72.6100.0100.0
10Xiphos 0.4 64-bit 4CPU32570.00.00.00.00.43.46.519.827.4 99.7100.0
11Laser 1.6 64-bit 4CPU32170.00.00.00.00.00.00.00.00.00.3 97.9
12Fritz 16 64-bit 4CPU31940.00.00.00.00.00.00.00.00.00.02.1 
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 stable versions (no beta versions)
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

940'743 games (177.51 MB)

All games with comments

940'743 games (552.15 MB)

Selection of games
(Please don't use aggressive download managers)

Various statistics

Created in 2005-2013 by CCRL team
Last games added on December 8, 2018