CCRL 40/4
Downloads and Statistics
June 25, 2010
Testing summary:
Total: 615'333 games
played by 896 programs
9567 CPU days (X2 4600+)

White wins: 237'930 (38.7%)
Black wins: 188'260 (30.6%)
Draws: 189'143 (30.7%)
White score: 54.0%

Rating list

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

Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz)
Computed on June 25, 2010 with Bayeselo based on 615'333 games
RankNameRatingScoreAverage
Opponent		DrawsGamesLOS
ELO+−
1Rybka 4 TC3100150 64-bit 4CPU3310+23−2279.6%−216.031.8%802 
100.0%
2Stockfish 1.7.1 64-bit 4CPU3233+13−1367.8%−124.337.4%2044
100.0%
3Naum 4.2 64-bit 4CPU3192+12−1262.2%−82.642.6%2217
100.0%
4Deep Shredder 12 64-bit OA On 4CPU3138+11−1156.7%−47.737.3%3066
77.2%
5Critter 0.70 64-bit 4CPU3128+25−2550.0%+0.243.2%518
67.9%
6Deep Fritz 12 4CPU3120+24−2447.3%+17.842.7%532
95.3%
7Spark 0.5 64-bit 4CPU3095+17−1747.6%+18.741.0%1150
79.3%
8Hiarcs 13.1 4CPU3084+23−2345.2%+32.840.1%584
84.5%
9Komodo 1.2 64-bit3069+15−1566.8%−131.131.8%1775
96.0%
10Zappa Mexico II 64-bit 4CPU3054+9−948.8%+5.539.5%4902
87.3%
11Thinker 5.4c Inert 64-bit 4CPU3047+10−1048.4%+8.135.8%3878
63.5%
12Onno 1.2.70 64-bit 4CPU3043+20−2041.4%+60.839.3%835
72.5%
13Protector 1.3.4 64-bit 4CPU3035+14−1440.1%+70.639.2%1666
57.0%
14Deep Sjeng WC2008 64-bit 4CPU3034+9−948.4%+10.434.5%4350
67.4%
15Deep Junior 11.1a 64-bit 4CPU3030+14−1440.2%+67.036.0%1743
99.9%
16Bright 0.4a 4CPU3002+11−1142.0%+53.033.8%2889
78.0%
17Toga II 1.4 beta5c 4CPU2996+10−1041.5%+58.937.0%3741
100.0%
18Loop M1-T 64-bit 4CPU2970+8−843.7%+41.936.8%5947
79.6%
19Hannibal 05_24_10v2 64-bit2956+31−3143.0%+46.333.4%350
100.0%
20Ktulu 9.02877+11−1043.7%+43.132.4%3406
71.0%
21Twisted Logic 20090922 64-bit2872+14−1444.3%+39.931.5%1913
85.4%
22Chessmaster 11 4CPU2858+22−2259.2%−64.032.5%699
58.3%
23Bison 9.11 64-bit2855+19−1957.8%−58.823.4%1109
52.7%
24Umko 0.9 64-bit2853+41−4235.8%+104.729.4%218
60.1%
25SmarThink 1.20 64-bit2847+13−1335.5%+101.034.4%2026
77.6%
26Crafty 23.0 64-bit 4CPU2839+16−1628.8%+152.328.9%1535
91.8%
27Spike 1.2 Turin2827+5−541.5%+61.132.8%21533
65.7%
28Scorpio 2.0 32-bit 4CPU2823+18−1830.9%+140.730.3%1204
64.2%
29Chess Tiger 2007.12819+8−846.9%+22.935.2%5519
97.6%
30Delfi 5.4 2CPU2803+14−1440.8%+71.931.9%1918
82.5%
31Deep Frenzee May07 64-bit 2CPU2793+16−1640.5%+74.228.2%1512
65.0%
32Pharaon 3.5.1 4CPU2786+33−3440.5%+63.331.8%305
71.7%
33BugChess2 1.6.4 64-bit2775+16−1647.3%+26.528.3%1488
73.9%
34Booot 4.15.02768+14−1444.5%+42.032.7%1878
64.6%
35Alaric 706172763+25−2551.6%−9.231.8%547
53.8%
36Daydreamer 1.75 64-bit2761+16−1649.8%+7.129.2%1498
82.4%
37Cyrano 06b17 64-bit2751+16−1650.2%+2.627.6%1407
53.1%
38Colossus 2008b2750+12−1241.8%+62.828.8%2719
87.4%
39E.T. Chess 13.01.082741+10−1045.6%+35.231.4%4018
62.0%
40Chronos 1.9.72738+14−1444.0%+45.732.6%1747
68.0%
41WildCat 82734+12−1241.5%+66.729.3%2919
64.1%
42Movei 00.8.438 (10 10 10)2732+10−1043.2%+52.629.3%4208
57.3%
43Sloppy 0.2.2 64-bit2730+16−1640.1%+73.733.4%1394
54.8%
44Brutus 8.05 64-bit 2CPU2728+19−1954.3%−33.432.6%949
75.0%
45Pro Deo 1.22721+12−1242.3%+57.927.4%2577
56.0%
46Ruffian 2.1.02719+14−1445.2%+36.129.7%1921
54.4%
47‑48Amyan 1.722717+31−3146.5%+24.132.2%345
50.5%
47‑48Gandalf 62717+12−1239.3%+82.227.9%2695
68.4%
49Slow Chess Blitz WV2.12714+7−740.7%+68.329.0%8713
51.4%
50Alfil 8.1.1 Optimized2713+11−1140.9%+71.627.9%3116
74.9%
51GarboChess 2.10 64-bit2708+14−1440.7%+73.025.9%2105
60.5%
52Lemming 0.34 64-bit2705+16−1644.9%+36.230.1%1370
95.7%
53‑54Chiron 0.8.72686+14−1447.8%+15.226.8%1799
49.9%
53‑54Hamsters 0.7 2CPU2686+20−2039.0%+76.035.7%862
72.8%
55SOS 5.12679+10−1046.9%+21.528.7%3650
70.1%
56Pseudo 0.7c2675+10−1049.2%+3.129.6%3651
77.1%
57Aristarch 4.502670+10−1146.8%+24.127.4%3495
58.2%
58Arasan 11.3 64-bit 4CPU2667+22−2312.5%+339.713.0%1386
54.6%
59Deuterium 09.01.26.4922665+27−2755.3%−47.623.4%548
51.5%
60Petir 4.392664+12−1248.0%+15.632.6%2352
63.1%
61The Baron 2.23 64-bit2661+16−1644.8%+36.128.5%1437
83.3%
62Jonny 2.83 32-bit2651+12−1246.3%+28.526.2%2576
65.9%
63Hermann 2.4 64-bit 2CPU2647+16−1655.5%−44.424.6%1492
69.2%
64Anaconda 2.0.12642+12−1251.0%−6.730.6%2576
78.0%
65Ufim 8.022636+9−952.5%−20.028.0%4869
67.9%
66BBChess 1.3b 64-bit 2CPU2632+17−1756.5%−52.627.9%1331
66.5%
67AnMon 5.752627+15−1547.8%+14.925.7%1646
92.0%
68‑70DanaSah 4.242611+18−1851.0%−7.729.0%1047
47.4%
68‑70Trace 1.37a2611+11−1149.3%+5.627.7%3331
53.0%
68‑70Yace 0.99.872611+13−1350.8%−6.730.1%1997
52.1%
71Little Goliath Evolution 3.122610+9−950.9%−7.428.3%4841
92.7%
72Pepito 1.59 32-bit2597+16−1651.8%−13.131.7%1250
89.1%
73Gaviota 0.74 64-bit 2CPU2581+18−1757.7%−60.618.9%1288
58.5%
74‑75Bruja 1.9 64-bit JA No-int-book2579+16−1649.7%+2.526.5%1375
48.4%
74‑75Cerebro 3.01c2579+20−2044.0%+44.225.9%931
55.6%
76Green Light Chess 3.002578+15−1549.1%+5.331.4%1568
58.8%
77Tao 5.62575+14−1449.3%+4.325.2%1873
94.6%
78Abrok 5.02560+13−1349.0%+5.027.4%2103
80.0%
79Philou 3.14.12551+18−1852.8%−20.626.0%1098
55.1%
80Matacz 1.3 HT742549+16−1650.4%−3.128.5%1409
55.9%
81SpiderChess 0706032548+10−1048.7%+9.031.6%3821
65.5%
82King of Kings 2.562544+16−1650.7%−6.324.3%1380
57.4%
83Gaia 3.5 64-bit2542+17−1749.8%+1.523.2%1327
54.7%
84Delphil 2.6a 2CPU2540+27−2742.7%+50.726.8%471
60.6%
85LambChop 10.992536+12−1150.8%−5.727.4%2775
61.3%
86Quark 2.352533+13−1350.2%−0.924.7%2100
89.7%
87‑88Nejmet 3.072523+11−1149.5%+3.327.0%3017
46.8%
87‑88Snitch 1.6.2 32-bit2523+13−1350.5%−3.526.1%2098
76.9%
89Dragon 4.62517+11−1147.4%+20.425.9%3029
55.7%
90‑92Kiwi 0.6d2516+15−1546.1%+26.724.9%1608
50.1%
90‑92NanoSzachy 3.52516+17−1756.5%−60.124.1%1318
48.2%
90‑92Patzer 3.80 2CPU2516+19−1951.8%−16.024.6%1012
74.2%
93RomiChess P3k 64-bit2508+15−1550.6%−4.525.5%1611
57.4%
94KnightDreamer 3.32506+15−1551.4%−10.227.2%1550
54.7%
95Comet B502505+19−1947.0%+22.824.7%984
54.8%
96Francesca MAD 0.13 Nobook2503+15−1551.9%−13.823.8%1667
56.5%
97LittleThought 1.04 64-bit2501+17−1653.8%−32.218.1%1466
59.7%
98Amy 0.8.7b DC2499+14−1452.9%−23.521.4%1959
84.7%
99Leila 0.53h2489+14−1457.1%−61.021.1%2057
62.7%
100Diablo 0.5.12485+16−1649.6%+3.629.9%1407
65.0%
101‑103Gosu 0.162482+11−1153.4%−26.221.1%3563
49.2%
101‑103Muse 0.899b2482+11−1153.3%−27.723.7%3359
48.0%
101‑103PostModernist 10162482+16−1649.5%+3.524.0%1413
77.0%
104Der Bringer 1.92475+10−1152.6%−22.923.7%3670
58.8%
105Djinn 0.925x2474+11−1149.9%−2.424.1%3385
54.2%
106Dirty ACCA 32473+15−1551.5%−18.426.1%1725
52.3%
107Crazy Bishop 00522472+14−1456.2%−53.022.7%1975
59.5%
108Homer 2.012469+25−2554.6%−37.019.5%606
75.1%
109Horizon 4.42458+19−1949.0%+7.323.0%1018
52.7%
110‑111Betsy 6.51 Nobook2457+14−1455.0%−42.823.4%1982
49.7%
110‑111Queen 3.092457+36−3648.5%+11.533.1%260
55.1%
112Glass 1.32454+16−1653.7%−33.822.7%1574
55.3%
113Amateur 2.822453+11−1153.0%−26.920.8%3472
65.5%
114Phalanx XXII Reborn JA2450+14−1455.7%−52.920.0%2225
51.0%
115GNU Chess 5.07.9b 64-bit JA2449+16−1651.9%−14.520.9%1386
57.5%
116Cheese 1.32447+16−1646.6%+23.224.2%1494
78.7%
117GreKo 6.52438+18−1847.8%+15.728.1%1062
60.2%
118Thor's Hammer 2.28 32-bit2435+14−1457.6%−65.418.0%2149
71.0%
119Sage 3.532428+19−1947.6%+17.323.3%1022
55.6%
120Arion 1.72426+11−1149.0%+6.226.0%3491
77.6%
121Chezzz 1.0.32420+15−1457.2%−61.719.4%1898
77.1%
122Aice 0.99.22412+15−1547.2%+20.324.6%1560
52.5%
123OliThink 5.1.4 64-bit2411+36−3743.6%+46.622.4%272
61.9%
124KnightX 1.922405+12−1254.6%−42.220.3%2965
57.9%
125Averno 0.812403+14−1454.8%−43.823.1%2084
59.3%
126Resp 0.19 64-bit JA Nobook2401+13−1352.0%−22.221.7%2249
66.8%
127Popochin 3.22396+15−1545.6%+26.525.9%1655
66.6%
128Scidlet 3.61 x64 JA2392+14−1454.7%−43.820.8%1958
50.3%
129Ares 1.003a2391+19−1949.0%+5.824.3%955
61.0%
130Eeyore 1.482388+13−1353.1%−27.922.1%2262
86.3%
131Ayito 0.2.9942377+16−1653.8%−31.718.4%1652
76.8%
132EXchess 5.01 64-bit2369+14−1452.5%−24.623.0%1964
57.7%
133Asterisk 0.62366+25−2544.2%+42.220.5%595
52.9%
134Natwarlal 0.142365+15−1544.5%+35.620.0%1736
86.5%
135Doctor 3.02352+18−1854.7%−42.726.4%1149
61.6%
136‑137Butcher 1.60n1 64-bit2348+20−2047.6%+3.619.9%1036
47.6%
136‑137Esc 1.162348+15−1555.4%−43.921.0%1837
72.0%
138Ant 2006-F2342+16−1649.5%+3.622.1%1600
53.2%
139Anechka 0.082341+12−1247.8%+13.720.6%3039
54.1%
140Zeus 1.272339+44−4359.0%−83.820.8%216
83.7%
141Dorky 3.482316+15−1553.0%−27.419.5%1804
79.2%
142CyberPagno 2.12307+14−1452.5%−25.319.4%2001
67.1%
143OBender 3.2.x2302+19−1944.1%+41.018.6%1145
61.8%
144Alex 2.032297+26−2654.6%−48.321.1%583
58.7%
145Latista (Sinobyl) 1.52294+15−1548.5%+10.323.3%1758
56.0%
146Madeleine 0.22292+14−1449.7%−1.719.8%1979
85.3%
147Atlas 2.202282+14−1450.1%−4.019.5%1959
60.5%
148Merlin 2.0 beta2276+40−4047.3%+20.320.5%224
53.8%
149Chispa 4.0.32274+13−1350.8%−5.436.4%2242
64.5%
150Neurosis 2.32264+44−4721.7%+227.717.4%224
61.4%
151BlackBishop 0.982256+18−1840.2%+76.817.2%1452
53.0%
152InmiChess3.06N2255+13−1350.4%−5.719.0%2514
52.6%
153Genesis 2.02254+17−1751.8%−11.321.9%1393
66.3%
154Lime 662249+17−1843.4%+50.915.8%1470
83.7%
155Sunsetter 10.3 64-bit2237+15−1551.1%−10.218.6%1723
53.1%
156‑157Alarm 0.93.12236+17−1753.6%−26.518.0%1357
53.2%
156‑157Nesik 0.7.0 alpha2236+15−1550.6%−7.221.2%1684
90.6%
158Fortress 1.622222+14−1547.0%+23.521.6%1927
52.2%
159WJChess 1.642221+15−1548.9%+5.319.4%1793
55.7%
160Adam 3.02218+36−3641.6%+60.318.1%320
87.5%
161GK 0.90 64-bit2195+15−1546.0%+29.620.2%1758
66.8%
162Ghost 0.142190+18−1851.5%−12.319.3%1190
70.1%
163Wing 2.0a2183+15−1549.5%+3.620.6%1923
59.3%
164BikJump 2.01 64-bit2180+22−2251.1%−10.021.0%870
54.4%
165Uragano 3D 0.872179+17−1753.0%−26.420.2%1428
99.3%
166Matheus 2.32152+15−1546.0%+30.721.7%1936
82.8%
167Bodo 0.2b2142+16−1643.9%+49.418.1%1764
72.3%
168Monarch 1.72135+16−1653.7%−29.219.3%1543
62.0%
169Matant 5.022128+45−4548.0%+18.914.1%220
51.5%
170‑171Ax 0.82127+15−1540.5%+79.716.1%2060
49.5%
170‑171Bestia 0.902127+13−1344.8%+43.320.1%2567
55.5%
172Gibbon 2.01b2124+38−3942.9%+67.719.3%280
58.5%
173RDChess 3.232119+17−1752.2%−20.320.5%1288
86.2%
174DelphiMAX 2.92106+16−1642.5%+61.916.3%1774
82.8%
175‑176Requiem 0.532096+16−1649.2%+3.444.4%1291
48.2%
175‑176Small Potato 0.6.12096+17−1749.2%+3.422.3%1290
76.4%
177Sjakk 1.1.52084+28−2756.6%−54.916.4%535
52.6%
178ChessMind 0.802082+38−3854.0%−32.812.5%264
55.8%
179Elephant 1.062079+16−1644.7%+40.417.9%1574
56.2%
180Cilian 4.142078+18−1848.7%+7.327.2%1188
61.6%
181BigLion 2.23x2073+23−2445.0%+37.217.4%754
56.5%
182FireFly 2.1.32069+41−4237.4%+105.418.7%235
53.9%
183Marvin 1.3.02066+15−1544.3%+41.921.0%1761
54.0%
184Monik 2.2.22064+53−5524.5%+266.911.9%210
50.2%
185Faile 1.4.42063+12−1337.5%+108.721.1%2916
59.1%
186JanWillem 1.132061+17−1742.1%+61.419.2%1467
82.7%
187SSEChessII 2.05 DC2049+20−2049.2%+6.020.9%981
64.4%
188Micro-Max 4.82043+20−2039.8%+98.620.4%1081
73.1%
189Eagle 0.7.52032+31−3053.1%−25.514.1%432
55.8%
190Smash 1.0.32029+20−2046.8%+21.920.5%949
65.0%
191Rival 1.182024+20−2046.9%+20.218.4%917
55.2%
192Sharper 0.172022+17−1739.4%+83.417.4%1449
81.1%
193‑194BibiChess 0.52012+17−1742.1%+54.021.4%1436
49.3%
193‑194Feuerstein 0.4.4.22012+39−4035.7%+121.714.4%270
56.4%
195BamBam2008+20−2042.5%+62.119.9%1006
63.8%
196Myrddin 0.822003+22−2234.9%+132.914.8%981
53.3%
197Warrior 1.0.32002+21−2146.9%+21.621.6%884
64.5%
198Clueless V1.41995+23−2350.3%−0.416.4%731
58.6%
199Heracles 0.6.161991+28−2845.6%+37.519.9%488
53.6%
200Morphy 3.221990+21−2146.1%+23.924.1%817
55.7%
201IACH 0.56z1988+22−2246.9%+21.020.2%778
100.0%
202Roce 0.03901915+28−2936.7%+105.818.1%492
81.3%
203Dabbaba 2.621898+26−2624.8%+226.312.6%775
65.1%
204Soldat 0.25b1891+18−1821.8%+271.215.3%1861
54.8%
205Beaches 2.321889+32−3238.3%+86.220.7%372
92.3%
206Chenard 2009.09.191860+26−2719.3%+313.110.0%913
87.4%
207Laurifer 1.01839+21−2228.4%+169.818.5%1018
96.7%
208Elf 1.3.01812+21−2123.7%+228.613.2%1217
73.6%
209Adamant 1.71802+23−2326.5%+195.014.9%950
73.7%
210Tscp 1.811790+26−2731.0%+155.015.0%641
100.0%
211ALChess 1.5b1709+36−3733.8%+136.117.1%340
100.0%
212Piranha 0.51605+35−3724.8%+217.613.4%381
99.9%
213MiniMardi 1.31510+50−5419.4%+266.311.3%204
 

Results matrix

All engines (top 12, best versions only)
#NameELO1
Rybka
2
Stock
3
Naum
4
Deep
5
Critt
6
Deep
7
Spark
8
Hiarc
9
Komod
10
Zappa
11
Think
12
Onno
1Rybka 4 TC3100150 64-bit 4CPU3310 30 − 20
+17−7=26
−17		32 − 18
+19−5=26
−35		40.5 − 9.5
+32−1=17
+41		39 − 13
+28−2=22
−23		 82.5 − 19.5
+67−4=31
+3		  40 − 9
+32−1=16
−35		41 − 8
+35−2=12
−7		45.5 − 4.5
+41−0=9
+79
2Stockfish 1.7.1 64-bit 4CPU323320 − 30
+7−17=26
+17		 35 − 30
+20−15=30
−18		41.5 − 23.5
+30−12=23
−4		24 − 11
+16−3=16
+8		32.5 − 16.5
+25−9=15
−1		71 − 29
+50−8=42
−3		39 − 11
+32−4=14
+52		 50.5 − 14.5
+42−6=17
+21		48 − 17
+37−6=22
−24		40 − 10
+31−1=18
+13
3Naum 4.2 64-bit 4CPU319218 − 32
+5−19=26
+35		30 − 35
+15−20=30
+18		 36.5 − 26.5
+23−13=27
−2		19 − 16
+10−7=18
−35		28.5 − 21.5
+15−8=27
−30		58.5 − 41.5
+40−23=37
−41		36 − 14
+25−3=22
+30		 50.5 − 13.5
+41−4=19
+68		46.5 − 17.5
+31−2=31
−5		37 − 13
+28−4=18
+11
4Deep Shredder 12 64-bit OA On 4CPU31389.5 − 40.5
+1−32=17
−41		23.5 − 41.5
+12−30=23
+4		26.5 − 36.5
+13−23=27
+2		 17 − 18
+8−9=18
−20		25.5 − 24.5
+16−15=19
−12		28 − 22
+16−10=24
−6		27.5 − 22.5
+17−12=21
−21		 68 − 32
+49−13=38
+33		59.5 − 40.5
+46−27=27
−25		33 − 17
+26−10=14
+16
5Critter 0.70 64-bit 4CPU312813 − 39
+2−28=22
+23		11 − 24
+3−16=16
−8		16 − 19
+7−10=18
+35		18 − 17
+9−8=18
+20		 13 − 22
+4−13=18
−84		22.5 − 25.5
+13−16=19
−52		16.5 − 18.5
+9−11=15
−62		22 − 13
+13−4=18
+13		20.5 − 13.5
+13−6=15
−10		 24 − 11
+16−3=16
+30
6Deep Fritz 12 4CPU3120 16.5 − 32.5
+9−25=15
+1		21.5 − 28.5
+8−15=27
+30		24.5 − 25.5
+15−16=19
+12		22 − 13
+13−4=18
+84		 24 − 26
+16−18=16
−39		21 − 28
+9−16=24
−78		 29 − 21
+19−11=20
−15		  
7Spark 0.5 64-bit 4CPU309519.5 − 82.5
+4−67=31
−3		29 − 71
+8−50=42
+3		41.5 − 58.5
+23−40=37
+41		22 − 28
+10−16=24
+6		25.5 − 22.5
+16−13=19
+52		26 − 24
+18−16=16
+39		 26.5 − 23.5
+14−11=25
+5		26 − 24
+9−7=34
−17		27.5 − 22.5
+13−8=29
−13		26 − 24
+18−16=16
−34		56.5 − 43.5
+34−21=45
−10
8Hiarcs 13.1 4CPU3084 11 − 39
+4−32=14
−52		14 − 36
+3−25=22
−30		22.5 − 27.5
+12−17=21
+21		18.5 − 16.5
+11−9=15
+62		28 − 21
+16−9=24
+78		23.5 − 26.5
+11−14=25
−5		 23.5 − 26.5
+11−14=25
−33		26 − 24
+17−15=18
−17		  
9Komodo 1.2 64-bit3069    13 − 22
+4−13=18
−13		 24 − 26
+7−9=34
+17		26.5 − 23.5
+14−11=25
+33		    
10Zappa Mexico II 64-bit 4CPU30549 − 40
+1−32=16
+35		14.5 − 50.5
+6−42=17
−21		13.5 − 50.5
+4−41=19
−68		32 − 68
+13−49=38
−33		13.5 − 20.5
+6−13=15
+10		21 − 29
+11−19=20
+15		22.5 − 27.5
+8−13=29
+13		24 − 26
+15−17=18
+17		  53 − 47
+31−25=44
+10		29.5 − 20.5
+18−9=23
+43
11Thinker 5.4c Inert 64-bit 4CPU30478 − 41
+2−35=12
+7		17 − 48
+6−37=22
+24		17.5 − 46.5
+2−31=31
+5		40.5 − 59.5
+27−46=27
+25		  24 − 26
+16−18=16
+34		  47 − 53
+25−31=44
−10		 21.5 − 28.5
+11−18=21
−50
12Onno 1.2.70 64-bit 4CPU30434.5 − 45.5
+0−41=9
−79		10 − 40
+1−31=18
−13		13 − 37
+4−28=18
−11		17 − 33
+10−26=14
−16		11 − 24
+3−16=16
−30		 43.5 − 56.5
+21−34=45
+10		  20.5 − 29.5
+9−18=23
−43		28.5 − 21.5
+18−11=21
+50		 
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
Ryb
2
Sto
3
Nau
4
Dee
5
Cri
6
Dee
7
Spa
8
Hia
9
Kom
10
Zap
11
Thi
12
Onn
1Rybka 4 TC3100150 64-bit 4CPU3310 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Stockfish 1.7.1 64-bit 4CPU32330.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Naum 4.2 64-bit 4CPU31920.00.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Deep Shredder 12 64-bit OA On 4CPU31380.00.00.0 77.291.1100.0100.0100.0100.0100.0100.0
5Critter 0.70 64-bit 4CPU31280.00.00.022.8 67.998.799.6100.0100.0100.0100.0
6Deep Fritz 12 4CPU31200.00.00.08.932.1 95.398.7100.0100.0100.0100.0
7Spark 0.5 64-bit 4CPU30950.00.00.00.01.34.7 79.398.7100.0100.0100.0
8Hiarcs 13.1 4CPU30840.00.00.00.00.41.320.7 84.599.199.899.6
9Komodo 1.2 64-bit30690.00.00.00.00.00.01.315.5 96.099.398.0
10Zappa Mexico II 64-bit 4CPU30540.00.00.00.00.00.00.00.94.0 87.384.1
11Thinker 5.4c Inert 64-bit 4CPU30470.00.00.00.00.00.00.00.20.712.7 63.5
12Onno 1.2.70 64-bit 4CPU30430.00.00.00.00.00.00.00.42.015.936.5 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Complete list (all engines and versions)

Pure list (removes rating distortions)

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

615'333 games (117.92 MB)

All games with comments

615'333 games (340.32 MB)

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

Various statistics

Created in 2005-2008 by CCRL team
Last games added on June 25, 2010