CCRL 40/40
Downloads and Statistics
July 7, 2018
Testing summary:
Total: 860'187 games
played by 2'216 programs
120427 CPU days (X2 4600+)

White wins: 295'917 (34.4%)
Black wins: 218'884 (25.4%)
Draws: 345'386 (40.2%)
White score: 54.5%

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 July 7, 2018 with Bayeselo based on 860'187 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 9 64-bit 4CPU3442+17−1772.5%−156.849.5%1192 
99.6%
2Komodo 11.3.1 64-bit 4CPU3407+21−2172.0%−149.347.5%758
55.3%
3Houdini 6 64-bit 4CPU3405+17−1765.0%−98.058.3%1011
100.0%
4Fire 7.1 64-bit 4CPU3321+21−2163.0%−82.855.5%690
99.4%
5Deep Shredder 13 64-bit 4CPU3290+14−1350.8%−5.961.8%1591
67.6%
6Fizbo 2 64-bit 4CPU3284+19−1947.4%+15.454.8%856
99.8%
7Andscacs 0.921 64-bit 4CPU3248+16−1650.6%−6.247.1%1205
98.2%
8Booot 6.2 64-bit 4CPU3225+15−1541.7%+54.059.1%1397
98.8%
9Fritz 16 64-bit 4CPU3203+13−1351.7%−9.144.5%1832
64.3%
10‑11Chiron 4 64-bit 4CPU3199+14−1439.2%+71.951.6%1528
52.3%
10‑11Ethereal 10.00 64-bit 4CPU3199+20−2054.3%−28.950.1%782
77.1%
12NirvanaChess 2.4 64-bit 4CPU3189+15−1538.4%+75.652.4%1328
62.5%
13Gull 3 64-bit 4CPU3186+10−1041.9%+51.854.2%3495
77.6%
14Equinox 3.20 64-bit 4CPU3181+11−1141.3%+55.959.1%2452
99.3%
15Critter 1.6a 64-bit 4CPU3164+8−845.3%+32.054.6%5429
66.7%
16Hannibal 1.7 64-bit 4CPU3160+15−1541.3%+55.354.7%1387
75.7%
17Bouquet 1.8 64-bit 4CPU3154+11−1143.6%+41.156.7%2427
61.0%
18Rybka 4 64-bit 4CPU3152+10−1048.7%+7.251.0%3180
54.0%
19Laser 1.5 64-bit 4CPU3151+20−2049.5%+7.254.0%711
56.9%
20Texel 1.07 64-bit 4CPU3148+15−1549.1%+8.547.8%1338
67.5%
21Protector 1.9.0 64-bit 4CPU3143+15−1546.3%+26.154.0%1301
57.4%
22Alfil 15.7 64-bit 4CPU3141+17−1742.8%+49.356.3%1002
74.8%
23ChessBrainVB 3.68 4CPU3129+31−3148.3%+9.650.3%302
53.6%
24BlackMamba 2.0 64-bit 4CPU3127+15−1544.2%+38.354.3%1408
56.5%
25Arasan 20.4.1 64-bit 4CPU3125+26−2651.7%−11.050.0%438
55.2%
26Senpai 2.0 64-bit 4CPU3123+23−2351.2%−9.948.4%566
73.6%
27Xiphos 0.2.2 64-bit 4CPU3111+26−2647.6%+12.753.8%424
58.4%
28Vajolet2 2.5 64-bit 4CPU3107+25−2549.4%+2.455.2%444
54.1%
29Strelka 5.5 64-bit3106+7−746.8%+23.049.3%8433
68.7%
30Nemorino 4.00 64-bit 4CPU3100+22−2249.8%+3.052.9%618
52.5%
31Naum 4.6 64-bit 4CPU3099+14−1448.1%+12.154.3%1544
58.0%
32Pedone 1.7 64-bit 4CPU3097+20−2046.6%+20.456.4%713
93.0%
33Rodent III 0.238 64-bit 4CPU3076+20−2047.2%+14.550.0%742
63.0%
34Defenchess (SCTR) 1.1f 64-bit 4CPU3071+21−2153.8%−25.043.4%744
85.6%
35Hiarcs 14 4CPU3057+13−1342.5%+45.851.1%1852
86.8%
36Wasp 2.6 64-bit 4CPU3044+18−1848.9%+8.447.2%968
58.5%
37iCE 3.0 64-bit3042+12−1249.9%−0.948.9%2205
78.2%
38‑39Bobcat 8.0 64-bit 4CPU3031+24−2447.8%+14.352.8%508
50.7%
38‑39Deep Junior 13 64-bit 4CPU3031+16−1643.5%+40.349.9%1161
64.0%
40SmarThink 1.98 64-bit3026+18−1852.7%−22.942.1%1018
65.2%
41Crafty 25.2 64-bit 4CPU3021+19−1948.8%+7.045.2%866
52.2%
42Spike 1.4 Leiden 4CPU3020+11−1145.2%+29.247.6%2863
87.8%
43Cheng 4.39 64-bit 4CPU3008+17−1748.8%+7.449.6%1064
86.2%
44Hakkapeliitta TCEC v2 64-bit2994+17−1749.4%−0.642.1%1116
86.1%
45EXchess 7.97b 64-bit 4CPU2980+19−1947.0%+21.346.2%839
72.8%
46‑47Spark 1.0 64-bit 4CPU2972+13−1345.0%+32.546.6%1787
52.3%
46‑47Zappa Mexico II 64-bit 4CPU2972+10−1048.3%+9.248.1%3270
57.5%
48Toga II 4.0 64-bit 4CPU2969+21−2139.7%+68.040.1%750
55.3%
49Demolito 2017-08-26 64-bit 4CPU2967+21−2140.2%+64.140.8%748
83.2%
50chess22k 1.9 64-bit2952+23−2346.5%+22.348.0%586
55.3%
51Scorpio 2.7.9 64-bit 4CPU2950+22−2246.7%+20.540.5%659
71.6%
52‑53Deep Sjeng c't 20102942+10−1046.1%+24.846.0%3270
49.5%
52‑53Gaviota 1.0 64-bit 4CPU2942+17−1747.4%+16.344.9%1108
69.7%
54Onno 1.2.70 64-bit 4CPU2936+19−1947.5%+15.147.7%794
63.4%
55Thinker 5.4d Inert 64-bit 4CPU2930+23−2346.9%+18.450.4%557
65.6%
56DisasterArea 1.65 64-bit 4CPU2923+26−2645.3%+28.150.8%427
53.3%
57Amoeba 2.8 64-bit2922+18−1843.8%+39.843.4%1014
91.7%
58‑59Quazar 0.4 64-bit2907+11−1149.3%+4.243.5%2805
51.5%
58‑59The Baron 3.41 64-bit 4CPU2907+20−2138.4%+75.344.5%768
61.5%
60Deuterium 2018.1.35.514 64-bit2903+16−1646.4%+23.345.9%1278
52.2%
61DiscoCheck 5.2 64-bit2902+18−1848.6%+8.443.2%1012
58.8%
62‑63Bright 0.4a 4CPU2899+15−1547.4%+17.341.1%1495
50.4%
62‑63Tornado 6.0 64-bit 4CPU2899+26−2645.1%+30.043.5%453
63.9%
64Octochess r5506 64-bit 4CPU2893+23−2344.8%+33.346.5%579
61.3%
65MinkoChess 1.3 64-bit 4CPU2888+21−2146.0%+24.643.7%725
54.1%
66Atlas 3.91 64-bit2886+21−2151.3%−12.243.0%741
98.8%
67Dirty 30Apr2017 64-bit2857+16−1650.0%−2.344.8%1260
70.7%
68Loop M1-T 64-bit 4CPU2851+12−1243.2%+43.545.2%2447
72.3%
69Nemo 1.0.1 64-bit2846+13−1348.2%+10.443.9%2081
53.5%
70BugChess2 1.9 64-bit 4CPU2845+22−2245.9%+27.238.7%656
86.2%
71Tucano 7.00 64-bit2827+23−2352.4%−20.942.3%601
54.0%
72Jonny 4.00 4CPU2825+28−2842.5%+49.535.6%413
52.1%
73‑74Murka 3 64-bit2824+13−1348.7%+6.943.5%1972
50.0%
73‑74Zurichess Neuchatel 64-bit2824+19−1948.1%+10.442.1%855
86.3%
75GNU Chess 5.60 64-bit2809+18−1848.7%+6.641.4%971
85.3%
76Rhetoric 1.4.3 64-bit2797+13−1350.1%−2.841.1%1891
60.7%
77GnuCheese 1.00 64-bit2794+16−1649.8%−0.440.7%1237
60.6%
78RuyDos 1.1.0 64-bit2790+28−2850.8%−5.540.4%396
72.3%
79Pawny 1.2 64-bit2780+15−1447.8%+13.639.7%1579
65.3%
80‑81Frenzee 3.5.19 64-bit2776+15−1549.2%+4.735.0%1574
51.8%
80‑81Naraku 1.42776+16−1649.0%+7.026.1%1342
79.2%
82Twisted Logic 20100131x 64-bit2766+17−1750.1%−3.235.0%1192
72.6%
83Bison 9.11 64-bit2759+15−1550.4%−4.934.5%1566
70.7%
84Ktulu 92754+13−1346.7%+21.338.9%2122
53.3%
85Godel 4.0.7 64-bit2753+24−2448.3%+7.536.0%572
81.2%
86Chronos 1.9.9 32-bit2740+17−1750.2%−0.043.2%1162
72.5%
87Carballo 1.7 64-bit2732+18−1850.3%−1.241.0%1044
53.1%
88Marvin 3.0.0 64-bit2731+25−2554.8%−33.833.5%523
52.3%
89Nebula 2.0 64-bit 4CPU2730+25−2550.3%−0.735.1%535
60.1%
90ProDeo 2.22726+18−1849.1%+4.637.7%1074
68.1%
91Shield 2.0 64-bit2719+25−2550.3%−6.928.4%580
81.5%
92Cheese 1.9 64-bit2705+17−1749.3%+6.638.3%1132
53.7%
93Chess Tiger 2007.12704+10−1046.2%+24.942.8%3219
60.3%
94Chessmaster 11 Aiglos II2701+20−2046.4%+23.440.5%814
56.5%
95Devel 2.00002698+25−2548.5%+10.639.5%532
76.7%
96‑97Delfi 5.42688+12−1247.6%+16.140.2%2515
49.4%
96‑97WyldChess 1.51 64-bit2688+19−1949.4%+0.334.6%959
65.4%
98ECE X3 64-bit 4CPU2682+23−2344.1%+48.423.5%718
53.3%
99RedQueen 1.1.98 64-bit 4CPU2681+27−2744.0%+48.927.3%510
53.2%
100Daydreamer 1.75 64-bit2679+17−1748.9%+8.139.9%1153
59.4%
101Gogobello 1.4 64-bit2676+22−2250.3%−0.334.9%694
52.4%
102Pharaon 3.5.1 4CPU2675+26−2643.6%+41.629.7%518
54.2%
103Arminius 2017-01-01 64-bit2673+18−1849.8%+1.434.8%1078
58.1%
104Counter 2.7 64-bit2670+28−2853.7%−25.640.3%414
57.7%
105Movei 00.8.438 (10 10 10)2667+11−1147.3%+15.637.4%2693
51.7%
106Djinn 1.021 64-bit2666+14−1449.6%+2.336.4%1685
77.2%
107Alaric 7072660+12−1249.3%+4.134.1%2614
52.9%
108Floyd 0.9 64-bit2659+17−1750.6%−5.230.9%1231
52.2%
109Ghost 3.1 64-bit 4CPU2658+34−3452.4%−14.229.3%297
57.1%
110Philou 3.7.1 64-bit2654+14−1449.3%+3.937.2%1815
60.2%
111Leela Chess 0.10 64-bit w3232651+19−1951.6%−13.524.9%1000
56.0%
112‑113Cyrano 0.6b17 64-bit2649+23−2348.7%+7.437.2%632
48.5%
112‑113E.T. Chess 13.01.082649+14−1449.2%+4.936.7%1798
58.0%
114GreKo 2018.02 64-bit2646+24−2451.8%−11.736.3%586
59.0%
115‑116Colossus 2008b2643+13−1349.4%+2.438.2%2093
49.8%
115‑116Rotor 0.7a2643+23−2350.7%−6.334.5%640
63.8%
117Slow Chess Blitz WV2.12639+12−1148.2%+11.937.1%2549
51.1%
118Gandalf 7 64-bit2638+23−2346.1%+25.033.3%666
59.3%
119DanaSah 7.32634+23−2449.6%+5.232.1%614
57.1%
120Sjakk 2.2 64-bit2632+16−1649.4%+2.139.2%1301
57.7%
121WildCat 82630+14−1349.2%+4.434.9%1849
61.3%
122‑123Hamsters 0.72626+24−2449.1%+6.437.4%569
49.5%
122‑123Rodin 8.02626+16−1649.2%+3.638.8%1317
58.5%
124NoraGrace 2.0 64-bit2624+16−1651.4%−12.127.4%1357
52.0%
125Ruffian 2.1.02623+13−1348.7%+9.237.6%2026
84.4%
126Phalanx XXV2612+16−1649.2%+5.232.2%1334
58.1%
127Sloppy 0.2.2 64-bit2610+17−1849.2%+3.932.4%1102
71.4%
128‑129Donna 4.0 64-bit2603+16−1649.7%+2.336.6%1352
49.5%
128‑129Monolith 0.4 64-bit2603+26−2653.3%−23.836.2%483
65.4%
130Aristarch 4.502597+12−1248.3%+13.132.3%2421
59.9%
131Glass 2.0 64-bit2595+16−1649.0%+6.534.7%1359
55.2%
132Petir 4.392593+22−2248.5%+7.237.2%678
53.9%
133‑134Muse 0.953 64-bit2592+17−1749.3%+3.133.6%1114
50.2%
133‑134N2 0.4 64-bit2592+16−1650.1%−1.735.4%1284
52.1%
135‑136Amyan 1.722591+13−1350.8%−5.531.5%2149
49.5%
135‑136Pseudo 0.7c2591+13−1350.3%−2.137.7%1912
53.8%
137CuckooChess 1.12 32-bit2590+26−2648.3%+12.430.2%497
52.6%
138tomitankChess 1.5 64-bit2589+24−2450.6%−4.833.9%598
60.0%
139GarboChess 3.0 64-bit2585+17−1750.2%−3.732.1%1236
52.6%
140Fridolin 2.0 64-bit 4CPU2583+38−3935.6%+100.831.8%233
56.6%
141K2 0.872580+17−1848.8%+7.434.9%1089
58.4%
142Jellyfish 1.1 64-bit2577+16−1649.4%+2.237.1%1280
53.1%
143Brutus 8.05 64-bit2576+25−2549.6%−0.135.7%526
58.7%
144Delocto 0.6 64-bit2572+23−2349.4%+4.141.3%598
66.2%
145Capivara LK 0.09b02f 64-bit2566+18−1849.6%+1.633.3%1104
60.8%
146SOS 5.12563+14−1348.3%+9.734.3%1870
54.3%
147Coiled 0.4 64-bit2562+18−1849.8%−2.931.3%1120
51.7%
148Betsabe II 1.842561+30−3051.9%−15.833.0%370
51.6%
149Francesca MAD 0.192560+15−1548.9%+7.433.7%1452
54.5%
150Schooner 1.8 64-bit2558+23−2349.1%−0.132.2%646
55.4%
151RubiChess 0.9 64-bit2556+27−2757.8%−59.930.6%468
51.7%
152‑153Anaconda 2.0.12555+27−2747.9%+12.135.2%458
50.0%
152‑153JikChess 0.02 64-bit2555+17−1750.2%−1.127.6%1231
59.5%
154Jazz 840 64-bit 4CPU2552+20−2058.6%−70.725.3%968
72.6%
155Ufim 8.022545+13−1349.7%+0.430.7%2181
56.4%
156nanoSzachy 4.0 64-bit2543+18−1849.5%+2.931.3%1105
74.1%
157AnMon 5.752535+16−1649.4%+3.731.1%1354
53.1%
158Orion 0.5 64-bit2534+32−3252.3%−15.033.0%327
56.0%
159Hermann 2.8 64-bit2531+17−1750.0%−0.426.8%1185
76.9%
160Maverick 1.5 64-bit2522+17−1750.2%−2.831.0%1235
70.0%
161Nimzo 82513+28−2845.5%+33.232.2%453
54.0%
162Bagatur 1.5e 64-bit2511+25−2552.3%−15.735.2%522
59.9%
163‑164Little Goliath Evolution 3.122507+18−1846.6%+23.033.5%1023
51.1%
163‑164LittleThought 1.052 64-bit2507+18−1850.2%−2.926.1%1112
52.4%
165MadChess 2.2 64-bit2506+21−2049.9%+0.134.3%800
56.0%
166‑167CyberPagno 3.0 64-bit2504+18−1851.6%−13.530.0%1095
50.5%
166‑167Tao 5.62504+17−1749.8%+1.327.5%1276
68.8%
168‑169Delphil 3.2 64-bit2498+16−1650.3%−1.934.5%1261
48.1%
168‑169Dorky 4.5 64-bit2498+19−1948.8%+9.032.9%956
62.5%
170Winter 0.1.1 64-bit2493+25−2552.7%−19.528.5%541
52.6%
171‑172Pepito 1.59 64-bit2492+18−1849.0%+4.435.0%1060
51.3%
171‑172Yace 0.99.872492+17−1749.6%+4.029.0%1181
53.2%
173Pupsi2 0.092491+17−1848.8%+7.330.0%1127
61.7%
174Xpdnt 0910072487+16−1649.4%+3.631.6%1423
53.7%
175‑176Green Light Chess 3.01.2.22485+35−3548.5%+4.531.4%271
51.4%
175‑176Jumbo 0.6.10 64-bit2485+25−2553.9%−30.529.2%558
55.3%
177Bruja 1.9.1 64-bit2482+18−1849.8%+1.826.5%1053
54.3%
178‑179SpiderChess 0706032481+22−2250.4%+0.239.8%646
49.1%
178‑179Trace 1.362481+21−2149.4%+4.126.6%813
52.4%
180‑181Cerebro 3.03d2480+18−1849.6%+0.830.0%1097
50.5%
180‑181Matacz 1.42480+17−1750.5%−3.332.3%1206
53.3%
182Anatoli 0.35k2479+16−1650.1%−1.431.8%1302
52.1%
183Drosophila 1.5.1 64-bit2478+22−2252.0%−13.128.2%705
52.6%
184BBChess 1.3b2477+25−2450.4%−1.738.2%537
53.9%
185pikoSzachy 4.12476+29−2952.3%−16.330.8%412
72.5%
186Quark 2.352465+18−1848.3%+11.428.7%1118
66.1%
187Giraffe 20150908 64-bit2460+20−2050.4%−4.422.9%894
60.8%
188Bumblebee 1.0 64-bit2455+25−2548.0%+12.334.5%550
54.9%
189Lozza 1.18 64-bit2453+27−2748.4%+9.635.7%448
61.6%
190Nemeton 1.512448+22−2249.8%−0.128.2%706
58.2%
191Hussar 0.42445+17−1748.9%+7.130.1%1159
51.4%
192Eeyore 1.52 64-bit2444+18−1847.5%+16.427.9%1102
58.9%
193Shallow r694 64-bit2441+19−1950.3%−3.732.6%976
52.6%
194Typhoon 1.00-3482440+33−3448.4%+12.128.8%309
59.7%
195Abrok 5.02435+19−2049.4%+3.329.8%916
54.0%
196‑197Snitch 1.6.2 64-bit2434+23−2348.2%+11.428.6%657
50.1%
196‑197TJchess 1.3 64-bit2434+18−1847.8%+15.530.9%1069
61.2%
198Homer 2.012430+20−2149.1%+5.332.6%803
60.1%
199Bearded N44.5 64-bit2425+26−2647.1%+17.930.4%527
52.6%
200Teki 2 64-bit2424+26−2655.2%−39.720.1%562
53.6%
201‑202RomiChess P3n 64-bit2423+20−2049.3%+6.138.9%826
50.2%
201‑202Taltos rev118 64-bit2423+32−3254.8%−34.130.7%342
52.8%
203PostModernist 10162421+19−1947.8%+13.429.4%973
52.5%
204Cmcchess 2.6 64-bit2420+18−1848.7%+9.036.8%1043
54.0%
205Ares 1.005.2.1 64-bit2419+26−2650.5%−6.233.5%489
56.4%
206Kiwi 0.6d 32-bit2416+20−2047.3%+16.927.3%927
57.7%
207KnightDreamer 3.32412+36−3647.3%+23.931.8%261
51.5%
208Bitfoot 1.0.d9aeb43 64-bit2411+27−2748.0%+14.927.6%468
53.5%
209Queen 4.032410+18−1848.5%+7.834.6%1056
53.0%
210‑213Diablo 0.5.12409+18−1848.5%+9.732.0%1058
49.5%
210‑213Dragon 4.62409+18−1848.0%+13.633.3%1025
50.1%
210‑213Gaia 3.5 32-bit2409+22−2248.4%+11.029.4%739
49.8%
210‑213Ifrit m1.8 64-bit2409+18−1849.0%+8.029.2%1066
59.3%
214Patzer 3.802405+21−2149.3%+7.024.2%818
68.2%
215Simplex 0.9.8 64-bit2399+18−1847.6%+15.824.8%1115
52.1%
216Amy 0.87b2398+24−2449.2%+8.625.8%601
52.5%
217Tigran 2.4n 64-bit2397+17−1749.0%+6.630.0%1172
60.5%
218Gosu 0.162394+19−1849.3%+3.127.3%1037
53.7%
219‑220Alex 2.14a 64-bit2392+18−1849.5%+3.729.9%1031
52.2%
219‑220Popochin 4.1 64-bit2392+24−2452.5%−18.331.5%590
53.2%
221Amateur 2.822390+20−2048.2%+11.925.1%867
54.4%
222Sorgenkind 0.42389+15−1551.1%−6.327.9%1635
51.0%
223Waxman 20142388+21−2147.1%+19.931.9%750
53.6%
224Myrddin 0.87 64-bit2387+15−1649.2%+6.929.9%1458
54.5%
225‑226Horizon 4.42386+17−1749.0%+6.825.2%1241
51.2%
225‑226Sage 3.532386+18−1849.8%+1.427.5%1093
51.7%
227Thor's Hammer 2.28 32-bit2385+25−2548.7%+8.929.4%558
59.8%
228Comet B682381+21−2146.8%+23.625.9%852
59.7%
229Tytan 9.32377+23−2351.1%−8.025.3%679
53.0%
230OliThink 5.3.2 64-bit2376+18−1848.9%+8.025.7%1065
84.8%
231Topple 0.1.1 64-bit2360+24−2455.7%−49.116.7%690
56.2%
232Plisk 0.2.7d 64-bit2357+22−2249.6%+2.828.2%735
64.7%
233Flux 2.2.12351+22−2250.2%−1.730.1%714
63.9%
234WChess 1.062344+32−3347.3%+16.333.0%315
54.4%
235Arion 1.72342+19−1949.3%+4.626.9%1047
54.9%
236Isa 2.0.64 64-bit2340+26−2646.6%+24.331.1%515
61.6%
237Aice 0.99.22335+18−1849.2%+5.227.3%1050
54.0%
238Amundsen 0.802334+19−1949.0%+7.731.8%943
56.6%
239‑240Asterisk 0.62332+18−1848.1%+12.526.8%1079
49.0%
239‑240Butcher 1.61 64-bit2332+31−3148.5%+12.524.4%361
51.8%
241Gibbon 2.60a 64-bit2331+22−2249.0%+5.031.8%695
60.1%
242FireFly 2.7.2 64-bit2327+22−2247.9%+12.331.4%706
51.4%
243EveAnn 1.712326+31−3148.7%+11.335.0%340
62.9%
244Mediocre 0.42319+31−3149.6%+2.124.7%365
53.1%
245Zeus 1.272317+29−2950.2%−7.325.5%451
55.8%
246KnightX 1.922315+19−1949.1%+5.728.1%976
51.3%
247‑248Averno 0.812314+20−2048.4%+12.528.9%872
49.6%
247‑248Chezzz 1.0.32314+21−2149.6%+1.026.1%847
74.1%
249Ant 2006-F2305+22−2249.5%+2.224.1%773
57.9%
250Natwarlal 0.142302+19−1949.3%+5.024.9%1007
51.6%
251Joker 1.1.142301+19−1949.7%+0.827.7%970
53.1%
252Sungorus 1.4 64-bit2300+23−2348.1%+12.721.9%720
51.7%
253Anechka 0.082299+19−1848.5%+13.527.0%1046
59.7%
254Fischerle 0.9.80 SE 64-bit2296+22−2245.9%+28.326.4%758
54.6%
255Absolute Zero 2.4.7.2 64-bit2294+17−1750.4%−4.023.8%1277
67.3%
256‑257AliChess 4.252288+21−2148.9%+5.425.9%789
49.2%
256‑257Chaturanga 2.4.32288+21−2149.3%+3.028.2%793
56.8%
258Matilde 2008 64-bit2285+25−2449.6%+3.329.0%576
56.7%
259Galjoen 0.38 64-bit2282+25−2549.6%+3.624.0%578
72.9%
260Chispa 4.0.32272+19−1949.9%+1.227.2%970
87.0%
261Ayito 0.2.9942256+22−2249.4%+2.322.1%746
55.4%
262CT800 1.30 64-bit2253+27−2850.9%−6.722.1%484
53.1%
263Beowulf 2.4a 64-bit2252+20−2049.9%−1.526.5%937
57.3%
264‑266Exacto 0.e 64-bit2249+19−1949.3%+5.133.4%945
50.7%
264‑266Protej 0.5.8c2249+20−2046.9%+22.222.4%946
50.0%
264‑266RattateChess 1.0 Nosferatu2249+21−2149.3%+6.428.3%822
54.4%
267Mango Paola Ajedrez 4.12247+20−2048.9%+9.826.5%921
60.9%
268Buzz 0.08 64-bit2243+27−2749.4%+4.924.2%480
61.9%
269Feuerstein 0.4.6.12238+19−1949.1%+5.528.5%944
52.4%
270Zevra 1.8.4 r650 64-bit2237+26−2747.6%+20.428.3%502
51.2%
271Pirarucu 1.9.2 64-bit2236+24−2450.6%−6.618.4%694
52.3%
272Atak 6.82235+19−1849.3%+5.123.2%1076
56.9%
273Dolphin 1.02233+20−2049.6%+0.624.6%887
57.2%
274KMTChess 1.2.1 64-bit2230+26−2649.5%+2.423.4%548
62.4%
275RamJet 0.132224+21−2153.7%−27.727.0%805
53.4%
276Tiny Chess 1.46 64-bit2223+23−2350.2%−2.626.6%657
54.5%
277OBender 03.2016 64-bit2221+20−2051.0%−7.825.5%920
52.3%
278Robocide 20170718 64-bit2220+22−2252.0%−15.625.2%774
53.5%
279Uralochka 1.1b2219+19−1949.2%+6.825.3%1045
55.4%
280Joker2 0.7.7 64-bit2217+27−2749.1%+7.833.4%476
56.9%
281ChessKISS 1.7c 64-bit2214+20−2048.7%+9.427.5%875
51.8%
282Neurosis 2.32213+28−2851.5%−14.626.5%457
53.9%
283Dorpsgek Eves-Temptation 64-bit2211+20−2052.4%−17.824.1%951
55.6%
284‑285Adam 3.32209+19−1949.4%+4.322.7%1006
50.0%
284‑285ZCT 0.3.24512209+27−2749.4%+4.325.5%478
57.1%
286ChessAlex 2.0r42206+21−2147.0%+20.627.8%813
51.6%
287Napoleon 1.6.0b 64-bit2205+31−3146.7%+22.631.5%349
52.5%
288Baislicka 1.0 64-bit2204+23−2346.8%+24.424.8%698
60.3%
289BlackBishop 1.02200+18−1948.8%+9.127.1%1042
54.5%
290Latista (Sinobyl) 1.52198+24−2448.4%+9.125.5%605
57.6%
291Alf 1.092195+23−2349.4%+0.931.1%634
57.1%
292NG-Play 9.87 64-bit2192+22−2245.9%+26.925.5%764
58.4%
293GopherCheck 0.2.3 64-bit2189+22−2249.6%+3.331.2%727
51.8%
294NagaSkaki 5.122188+17−1751.6%−11.026.6%1225
70.6%
295Prophet 2.0 64-bit2179+29−2951.2%−10.125.4%410
60.2%
296Lime 662174+21−2150.0%−1.620.9%829
58.7%
297ProChess 1.02AD2171+20−2047.3%+15.622.3%954
50.6%
298Chesley r323 64-bit2170+26−2648.6%+11.421.6%559
55.5%
299‑300Kurt 0.9.2.2 64-bit2168+22−2248.1%+14.524.0%772
51.2%
299‑300Soldat III 0.187 64-bit2168+24−2446.6%+23.726.4%625
63.3%
301Clever Girl r160 64-bit2161+32−3248.1%+11.322.0%364
71.9%
302KnockOut 0.7.12150+16−1651.3%−8.926.5%1490
80.6%
303Blitzkrieg rev337 64-bit2139+20−2046.7%+23.327.0%857
59.8%
304Parrot 07.01.162134+31−3146.6%+25.921.1%394
51.5%
305Tunguska 1.0 64-bit2133+23−2346.1%+30.028.3%671
80.3%
306Barbarossa 0.4.0 64-bit2120+20−2143.2%+58.118.0%943
58.1%
307BikJump 2.01 64-bit2117+24−2446.3%+25.624.3%635
57.4%
308Clarabit 1.00 32-bit2114+22−2247.6%+14.029.9%736
62.8%
309Embla 1.0.2 64-bit2108+27−2744.8%+39.926.0%507
58.7%
310Hedgehog 1.81 64-bit2104+28−2855.4%−44.124.5%466
85.9%
311AdroitChess 0.42083+25−2557.4%−62.214.1%669
68.9%
312‑313BigLion 2.23w2075+21−2146.2%+25.623.1%832
50.7%
312‑313Jabba 1.0 64-bit2075+27−2745.4%+33.223.5%502
84.3%
314Zeta Dva 0301 64-bit2055+28−2849.0%+9.729.4%446
53.0%
315Cinnamon 2.0 64-bit2054+24−2443.8%+46.329.1%598
59.0%
316Ecce 1.0 (rev. 508) 64-bit2050+22−2246.4%+28.718.5%791
58.4%
317PLP 16615712047+22−2246.0%+28.224.1%756
61.6%
318Monarch 1.72043+18−1947.3%+25.919.8%1182
51.6%
319Matheus 2.32042+23−2345.7%+35.323.2%693
54.2%
320Mustang 4.972040+26−2644.9%+33.930.7%525
73.5%
321ChessMind 0.822029+24−2447.3%+19.319.0%678
55.2%
322Wuttang r2 64-bit2027+27−2747.1%+19.922.2%495
52.2%
323Slibo 0.5.12026+26−2645.5%+33.319.4%573
58.8%
324Abbess 2016.12.112021+27−2846.9%+23.322.8%482
58.6%
325Schola 1.1.0 64-bit2017+32−3246.4%+27.422.0%350
51.6%
326Bubble 1.52016+19−1943.2%+53.620.9%1031
52.6%
327Cupcake 1.1a2015+25−2548.5%+12.716.7%628
69.3%
328Smash 1.0.3 64-bit2006+27−2746.8%+22.824.1%518
57.5%
329La Dame Blanche 2.0c2002+21−2151.6%−10.918.5%907
53.4%
330BibiChess 0.52001+24−2445.6%+32.326.6%610
58.4%
331BSC 3.91996+37−3745.1%+38.024.0%263
81.7%
332Heracles 0.6.161976+21−2146.7%+22.827.7%784
54.2%
333Rival 1.181975+22−2245.6%+29.426.7%726
71.7%
334Dabbaba 5.671962+35−3642.5%+57.622.1%299
56.9%
335Monik 2.2.3 32-bit1958+30−3044.4%+39.227.1%395
74.6%
336Eia 0.31945+22−2248.2%+14.224.9%740
57.7%
337MatMoi 7.15.0-cct 32-bit1941+25−2542.7%+55.424.5%568
54.9%
338Micro-Max 4.8 (DM-PII)1939+24−2448.5%+12.725.6%625
89.4%
339Reger 0.091917+23−2442.0%+60.622.4%684
66.2%
340Clueless 1.41911+20−2141.3%+68.915.9%948
53.7%
341Warrior 1.0.31909+21−2143.9%+45.822.5%862
60.8%
342MOBMAT 0.903d 64-bit1904+35−3538.0%+114.416.1%354
50.7%
343GChess IV 0.2.01903+24−2442.3%+57.227.4%643
61.1%
344Surprise 4.3b131898+27−2740.2%+76.519.9%538
93.4%
345Predateur 2.2 64-bit1861+41−4239.6%+79.218.1%216
70.7%
346BeRoChess 1.00 32-bit1845+37−3837.4%+98.122.9%266
84.2%
347RataAeroespacial 0.2.11821+25−2632.6%+147.711.8%668
84.4%
348Ziggurat 0.18 64-bit1795+41−4329.3%+161.124.3%222
 

Results matrix

All engines (top 12, best versions only)
#NameElo1
Stock
2
Komod
3
Houdi
4
Fire
5
Deep
6
Fizbo
7
Andsc
8
Booot
9
Fritz
10
Chiro
11
Ether
12
Nirva
1Stockfish 9 64-bit 4CPU3442 27 − 25
+7−5=40
−25		27 − 23
+7−3=40
−15		29 − 11
+18−0=22
+12		41 − 9
+32−0=18
+65		39 − 11
+29−1=20
+25		39 − 11
+28−0=22
−14		41.5 − 8.5
+33−0=17
+11		44.5 − 5.5
+39−0=11
+73		41 − 9
+32−0=18
−25		 40 − 8
+32−0=16
−19
2Komodo 11.3.1 64-bit 4CPU340725 − 27
+5−7=40
+25		 28.5 − 23.5
+11−6=35
+23		 33 − 17
+16−0=34
−30		37.5 − 14.5
+24−1=27
+9		38 − 12
+28−2=20
+9		37 − 13
+24−0=26
−39		 40 − 10
+31−1=18
−6		 41 − 9
+32−0=18
0
3Houdini 6 64-bit 4CPU340523 − 27
+3−7=40
+15		23.5 − 28.5
+6−11=35
−23		 11.5 − 8.5
+4−1=15
−45		22.5 − 9.5
+13−0=19
0		22.5 − 9.5
+13−0=19
−5		31.5 − 8.5
+23−0=17
+27		26 − 6
+20−0=12
+29		44 − 6
+38−0=12
+93		27.5 − 4.5
+23−0=9
+59		 25.5 − 7.5
+18−0=15
−48
4Fire 7.1 64-bit 4CPU332111 − 29
+0−18=22
−12		 8.5 − 11.5
+1−4=15
+45		 24 − 16
+11−3=26
+24		22 − 18
+10−6=24
−9		 27.5 − 12.5
+16−1=23
+10		28 − 12
+17−1=22
0		27 − 13
+14−0=26
−28		26 − 14
+14−2=24
−37		29.5 − 10.5
+20−1=19
+14
5Deep Shredder 13 64-bit 4CPU32909 − 41
+0−32=18
−65		17 − 33
+0−16=34
+30		9.5 − 22.5
+0−13=19
0		16 − 24
+3−11=26
−24		 18.5 − 13.5
+8−3=21
+37		21.5 − 18.5
+8−5=27
−22		20.5 − 11.5
+11−2=19
+13		33.5 − 16.5
+19−2=29
+10		20 − 12
+10−2=20
−21		19 − 11
+10−2=18
−17		20.5 − 11.5
+13−4=15
−15
6Fizbo 2 64-bit 4CPU328411 − 39
+1−29=20
−25		14.5 − 37.5
+1−24=27
−9		9.5 − 22.5
+0−13=19
+5		18 − 22
+6−10=24
+9		13.5 − 18.5
+3−8=21
−37		 16.5 − 15.5
+6−5=21
−29		17 − 15
+8−6=18
−41		23 − 17
+14−8=18
−34		21 − 11
+13−3=16
+8		21 − 9
+14−2=14
+37		23 − 9
+14−0=18
+31
7Andscacs 0.921 64-bit 4CPU324811 − 39
+0−28=22
+14		12 − 38
+2−28=20
−9		8.5 − 31.5
+0−23=17
−27		 18.5 − 21.5
+5−8=27
+22		15.5 − 16.5
+5−6=21
+29		 18.5 − 21.5
+4−7=29
−41		31.5 − 18.5
+18−5=27
+33		21 − 19
+7−5=28
−36		 29 − 21
+16−8=26
−11
8Booot 6.2 64-bit 4CPU32258.5 − 41.5
+0−33=17
−11		13 − 37
+0−24=26
+39		6 − 26
+0−20=12
−29		12.5 − 27.5
+1−16=23
−10		11.5 − 20.5
+2−11=19
−13		15 − 17
+6−8=18
+41		21.5 − 18.5
+7−4=29
+41		 29.5 − 20.5
+13−4=33
+26		15 − 17
+4−6=22
−44		16.5 − 13.5
+8−5=17
+2		18 − 14
+6−2=24
−3
9Fritz 16 64-bit 4CPU32035.5 − 44.5
+0−39=11
−73		 6 − 44
+0−38=12
−93		12 − 28
+1−17=22
0		16.5 − 33.5
+2−19=29
−10		17 − 23
+8−14=18
+34		18.5 − 31.5
+5−18=27
−33		20.5 − 29.5
+4−13=33
−26		 26.5 − 23.5
+12−9=29
+11		17.5 − 12.5
+11−6=13
+49		24.5 − 22.5
+10−8=29
−2
10Chiron 4 64-bit 4CPU31999 − 41
+0−32=18
+25		10 − 40
+1−31=18
+6		4.5 − 27.5
+0−23=9
−59		13 − 27
+0−14=26
+28		12 − 20
+2−10=20
+21		11 − 21
+3−13=16
−8		19 − 21
+5−7=28
+36		17 − 15
+6−4=22
+44		23.5 − 26.5
+9−12=29
−11		  17 − 15
+7−5=20
+8
11Ethereal 10.00 64-bit 4CPU3199   14 − 26
+2−14=24
+37		11 − 19
+2−10=18
+17		9 − 21
+2−14=14
−37		 13.5 − 16.5
+5−8=17
−2		12.5 − 17.5
+6−11=13
−49		   
12NirvanaChess 2.4 64-bit 4CPU31898 − 40
+0−32=16
+19		9 − 41
+0−32=18
0		7.5 − 25.5
+0−18=15
+48		10.5 − 29.5
+1−20=19
−14		11.5 − 20.5
+4−13=15
+15		9 − 23
+0−14=18
−31		21 − 29
+8−16=26
+11		14 − 18
+2−6=24
+3		22.5 − 24.5
+8−10=29
+2		15 − 17
+5−7=20
−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
Dee
6
Fiz
7
And
8
Boo
9
Fri
10
Chi
11
Eth
12
Nir
1Stockfish 9 64-bit 4CPU3442 99.699.9100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Komodo 11.3.1 64-bit 4CPU34070.4 55.3100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Houdini 6 64-bit 4CPU34050.144.7 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Fire 7.1 64-bit 4CPU33210.00.00.0 99.499.6100.0100.0100.0100.0100.0100.0
5Deep Shredder 13 64-bit 4CPU32900.00.00.00.6 67.6100.0100.0100.0100.0100.0100.0
6Fizbo 2 64-bit 4CPU32840.00.00.00.432.4 99.8100.0100.0100.0100.0100.0
7Andscacs 0.921 64-bit 4CPU32480.00.00.00.00.00.2 98.2100.0100.0100.0100.0
8Booot 6.2 64-bit 4CPU32250.00.00.00.00.00.01.8 98.899.598.3100.0
9Fritz 16 64-bit 4CPU32030.00.00.00.00.00.00.01.2 64.364.091.5
10Chiron 4 64-bit 4CPU31990.00.00.00.00.00.00.00.535.7 52.383.8
11Ethereal 10.00 64-bit 4CPU31990.00.00.00.00.00.00.01.736.047.7 77.1
12NirvanaChess 2.4 64-bit 4CPU31890.00.00.00.00.00.00.00.08.516.222.9 
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

860'187 games (162.35 MB)

All games with comments

860'187 games (507.01 MB)

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

Various statistics

Created in 2005-2013 by CCRL team
Last games added on July 7, 2018