CCRL 40/40
Downloads and Statistics
April 11, 2008
Testing summary:
Total: 114'872 games
played by 449 programs
16375 CPU days (X2 4600+)

White wins: 41'478 (36.1%)
Black wins: 31'357 (27.3%)
Draws: 42'037 (36.6%)
White score: 54.4%

Rating list

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

Ponder off, General books (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)
Computed on April 11, 2008 with Bayeselo based on 114'872 games
RankNameRatingScoreAverage
Opponent		DrawsGamesLOS
ELO+−
1Rybka 2.3.2a 64-bit 4CPU3126+17−1771.6%−144.040.7%1238 
100.0%
2Zappa Mexico II 64-bit 4CPU3072+22−2264.2%−92.545.8%660
66.6%
3Naum 3 64-bit 4CPU3066+20−2062.1%−81.643.9%817
100.0%
4Deep Shredder 11 64-bit 4CPU3021+16−1654.8%−32.944.2%1298
74.4%
5Hiarcs 12 4CPU3011+28−2852.0%−13.945.5%396
82.7%
6Deep Fritz 10.1 4CPU2995+19−1954.3%−29.441.5%915
54.3%
7Toga II 1.4 beta5c 4CPU2994+19−1953.3%−21.845.1%884
99.9%
8Loop M1-T 64-bit 4CPU2956+16−1648.3%+9.745.6%1250
90.1%
9Glaurung 2.0.1 64-bit 4CPU2941+18−1845.6%+26.943.9%1027
61.6%
10Bright 0.3a 4CPU2937+22−2243.9%+39.640.7%649
96.6%
11Deep Junior 10 4CPU2912+15−1645.2%+33.535.4%1404
98.4%
12Deep Sjeng 2.7 4CPU2886+18−1841.1%+59.138.8%1020
99.9%
13Spike 1.2 Turin2852+9−945.5%+28.440.8%4695
70.1%
14Scorpio 2.0 4CPU2843+32−3235.4%+98.136.6%322
76.7%
15Chessmaster 11 2CPU2825+35−3547.5%+15.439.6%260
88.1%
16Ktulu 8.02803+11−1139.2%+73.436.6%2909
73.5%
17Chess Tiger 2007.12798+13−1342.2%+51.241.5%1998
55.3%
18SmarThink 1.00 64-bit2795+36−3649.8%+1.036.9%255
56.7%
19Frenzee Feb082791+36−3651.6%−9.834.4%256
94.8%
20‑21Alaric 7072756+19−2043.2%+47.434.7%903
49.5%
20‑21Movei 00.8.438 (10 10 10)2756+27−2751.8%−17.734.1%455
52.2%
22Booot 4.14.02755+29−2953.4%−22.441.8%366
69.0%
23E.T. Chess 13.01.082744+32−3256.9%−47.433.1%317
55.3%
24‑25Delfi 5.12741+28−2847.3%+16.736.3%419
49.5%
24‑25Slow Chess Blitz WV2.12741+14−1448.3%+11.937.2%1783
66.8%
26Ruffian 2.1.02736+20−2047.2%+22.635.3%873
71.8%
27WildCat 72729+15−1546.2%+26.338.3%1454
64.3%
28Pro Deo 1.22725+18−1948.8%+4.529.8%1026
51.9%
29Gandalf 62724+14−1541.5%+58.736.8%1605
58.7%
30Pharaon 3.5.1 2CPU2719+38−4025.0%+191.825.7%272
61.4%
31Colossus 2007d2712+27−2751.6%−13.537.2%436
70.3%
32Chiron 0.8.72702+27−2750.0%+1.135.0%471
54.9%
33Aristarch 4.502700+15−1544.4%+39.834.0%1615
59.7%
34The Baron 1.8.12696+26−2649.2%+3.432.9%486
62.5%
35Pseudo 0.7c2691+19−1949.9%+0.238.4%935
51.1%
36Petir 4.392690+30−3047.3%+14.342.1%354
52.4%
37Hamsters 0.62689+21−2150.4%−1.636.4%709
70.0%
38Jonny 2.83 64-bit2679+29−2944.4%+37.232.9%383
52.1%
39Alfil 8.1.12678+35−3460.5%−81.021.0%310
72.3%
40SOS 5.12665+20−2046.5%+22.735.7%804
53.4%
41BugChess2 1.5.22664+29−2948.6%+10.331.4%395
54.6%
42Anaconda 2.0.12661+34−3448.2%+8.436.4%283
70.6%
43Crafty 21.6 32-bit2648+34−3449.0%+4.630.5%308
58.6%
44Thinker 4.7a2643+31−3151.5%−12.737.6%330
57.4%
45Ufim 8.022639+25−2547.7%+10.133.1%526
64.4%
46‑47Sloppy 0.1.12631+34−3446.2%+25.632.9%286
49.5%
46‑47Twisted Logic 0.080b262631+41−4150.0%+1.825.7%210
72.9%
48AnMon 5.602617+20−2040.7%+64.529.0%922
51.4%
49‑50Nimzo 82616+35−3640.3%+69.633.5%272
50.5%
49‑50Viper 0.12616+38−3945.1%+34.032.1%224
58.2%
51Arasan 10.02610+34−3450.5%−3.930.3%294
51.9%
52Little Goliath Evolution 3.122609+23−2343.8%+41.931.6%658
55.4%
53Cerebro 3.01c2606+32−3246.1%+28.526.8%343
68.3%
54Trace 1.362594+39−3947.6%+17.627.7%231
56.1%
55‑56Matacz 1.32590+34−3548.2%+13.029.8%282
50.3%
55‑56SpiderChess 0706032590+33−3347.7%+19.441.1%287
56.0%
57Quark 2.352586+30−3146.0%+25.532.5%360
76.0%
58Amyan 1.5972572+26−2644.9%+36.331.7%495
79.6%
59‑60Cyrano 0.32551+40−4050.4%−4.922.3%224
49.2%
59‑60Post Modernist 10162551+35−3547.1%+18.027.5%276
57.2%
61Kiwi 0.6d2547+36−3647.8%+9.533.6%274
81.7%
62Snitch 1.6.2 32-bit2525+29−2944.3%+39.928.3%414
53.2%
63Muse 0.899b2523+34−3447.5%+21.626.3%300
62.8%
64Djinn 0.925x2516+33−3343.9%+40.627.4%328
50.3%
65KnightDreamer 3.32515+36−3748.0%+16.032.3%248
53.8%
66Dragon 4.62513+29−2945.6%+29.331.8%390
52.4%
67‑68DanaSah 3.132512+30−3146.2%+26.630.4%378
49.5%
67‑68Gosu 0.162512+33−3346.2%+26.725.4%319
54.0%
69Gaia 3.5 32-bit2510+33−3348.0%+14.426.7%318
58.7%
70Hermann 2.02505+30−3048.7%+8.929.3%396
51.6%
71Delphil 1.6c2504+38−3850.2%−4.732.3%229
52.7%
72Homer 2.02502+40−4049.8%+3.226.9%223
57.3%
73‑75Amateur 2.822497+33−3345.4%+31.325.6%328
50.1%
73‑75Comet B682497+30−3044.6%+38.924.3%395
49.3%
73‑75Diablo 0.5.12497+34−3452.2%−13.230.7%293
55.4%
76Typhoon 1.00-3142494+41−4151.7%−8.925.4%205
55.4%
77Patzer 3.802490+35−3547.9%+16.523.0%291
54.4%
78Thor's Hammer 2.282487+35−3552.3%−15.027.1%284
59.7%
79Horizon 4.42480+41−4052.6%−18.624.1%212
66.9%
80Queen 4.02a2467+41−4147.1%+17.227.3%209
69.1%
81Tytan 9.32453+35−3549.2%+8.624.4%303
75.7%
82Aice 0.99.22436+33−3347.0%+20.430.2%301
55.2%
83Popochin 2.92432+41−4146.0%+34.532.5%212
58.0%
84Natwarlal 0.142427+33−3446.6%+21.320.2%326
53.1%
85Asterisk 0.62425+37−3750.2%+0.523.2%254
55.4%
86KnightX 1.922421+31−3250.0%−0.625.1%363
69.7%
87Arion 1.72410+31−3151.3%−12.729.5%353
55.3%
88LittleThought 1.00 32-bit2406+40−4049.5%+3.431.8%214
56.1%
89Anechka 0.082402+34−3445.5%+32.626.9%297
57.5%
90Averno 0.812397+38−3849.0%+5.727.7%242
56.1%
91Zeus 1.272393+42−4249.6%−2.822.9%223
51.1%
92‑93NanoSzachy 2.82392+42−4251.2%−11.427.7%206
50.7%
92‑93Sage 2.2a2392+40−4049.3%+4.021.8%229
51.2%
94Ant 2006-F2391+35−3543.2%+47.126.3%300
52.6%
95Cheese 1.1b2389+33−3350.0%+0.329.9%314
63.3%
96Rotor 0.22381+34−3351.3%−11.527.0%307
61.5%
97Chispa 4.0.32374+33−3354.0%−28.426.8%313
57.2%
98Tornado 1.02370+34−3443.9%+49.622.9%327
55.1%
99GreKo 5.2.52366+40−4054.0%−31.029.1%213
70.6%
100AliChess 4.062351+37−3745.0%+31.230.8%250
61.2%
101‑102Ayito 0.2.9942343+38−3844.5%+38.722.0%245
50.4%
101‑102Joker 1.1.062343+40−4053.4%−23.929.2%219
61.2%
103EXchess 5.01b2335+33−3444.9%+32.433.3%297
60.1%
104Deuterium 06.08.25.042329+34−3446.5%+24.428.3%297
86.5%
105EveAnn 1.622301+37−3650.8%−8.929.0%259
59.6%
106Latista 1.502295+34−3452.2%−17.023.5%302
54.3%
107Buzz 0.08 32-bit2293+32−3252.5%−18.028.4%334
75.3%
108Neurosis 2.32275+40−4050.4%−6.321.1%228
55.2%
109RattateChess Bologna 20072271+39−3950.6%−2.720.9%239
71.1%
110NagaSkaki 4.002256+37−3747.3%+19.723.8%260
51.8%
111Prophet 2.02255+35−3549.1%+5.722.8%289
59.6%
112Parrot 07.07.222248+43−4349.0%+8.616.1%205
86.2%
113Adam 3.12217+34−3445.5%+29.818.1%337
62.8%
114‑115Lime 622210+34−3444.2%+42.018.2%330
49.2%
114‑115OBender 2.11.52210+41−4244.5%+42.326.3%217
81.6%
116Gibbon 2.01b2182+46−4642.0%+82.016.4%207
55.2%
117Feuerstein 0.4.5.12178+41−4147.6%+15.423.6%212
66.9%
118Matheus 2.32165+37−3748.3%+10.422.6%265
63.3%
119BigLion 2.23w2155+40−4049.8%+1.022.4%223
74.3%
120Monarch 1.72137+33−3336.4%+119.820.3%380
95.2%
121Smash 1.0.32093+39−4038.2%+92.516.3%246
91.3%
122Marvin 1.3.02055+39−4032.4%+133.122.1%258
75.2%
123Clueless 1.42037+38−3937.1%+103.415.6%263
79.9%
124Micro-Max 4.82015+36−3732.7%+130.422.1%281
 

Results matrix

All engines (top 12, best versions only)
#NameELO1
Rybka
2
Zappa
3
Naum
4
Deep
5
Hiarc
6
Deep
7
Toga
8
Loop
9
Glaur
10
Brigh
11
Deep
12
Deep
1Rybka 2.3.2a 64-bit 4CPU3126 27 − 16
+17−6=20
+25		18.5 − 13.5
+7−2=23
−19		59 − 33
+35−9=48
−22		40 − 15
+26−1=28
+21		25 − 8
+19−2=12
+36		36 − 12
+27−3=18
+33		38.5 − 17.5
+26−5=25
−54		40 − 12
+31−3=18
−1		29 − 5
+24−0=10
+67		43.5 − 6.5
+39−2=9
+88		32.5 − 7.5
+27−2=11
−14
2Zappa Mexico II 64-bit 4CPU307216 − 27
+6−17=20
−25		 33.5 − 24.5
+19−10=29
+39		26.5 − 27.5
+10−11=33
−56		32.5 − 17.5
+19−4=27
+28		22 − 11
+15−4=14
+28		22.5 − 9.5
+15−2=15
+48		27.5 − 10.5
+19−2=17
+23		31.5 − 10.5
+24−3=15
+35		27.5 − 16.5
+18−7=19
−54		22.5 − 7.5
+18−3=9
+11		22.5 − 9.5
+16−3=13
−56
3Naum 3 64-bit 4CPU306613.5 − 18.5
+2−7=23
+19		24.5 − 33.5
+10−19=29
−39		 17.5 − 14.5
+10−7=15
−18		17 − 15
+11−9=12
−33		18.5 − 15.5
+12−9=13
−46		30.5 − 19.5
+20−9=21
−3		34.5 − 15.5
+24−5=21
+8		47 − 19
+35−7=24
+15		32 − 17
+22−7=20
−32		23 − 9
+18−4=10
−3		41 − 11
+33−3=16
+21
4Deep Shredder 11 64-bit 4CPU302133 − 59
+9−35=48
+22		27.5 − 26.5
+11−10=33
+56		14.5 − 17.5
+7−10=15
+18		 16.5 − 18.5
+6−8=21
−28		39.5 − 34.5
+25−20=29
−4		17.5 − 21.5
+11−15=13
−56		44.5 − 26.5
+27−9=35
+11		41.5 − 20.5
+27−6=29
+22		24 − 12
+16−4=16
+19		20 − 10
+13−3=14
−8		22.5 − 11.5
+15−4=15
−32
5Hiarcs 12 4CPU301115 − 40
+1−26=28
−21		17.5 − 32.5
+4−19=27
−28		15 − 17
+9−11=12
+33		18.5 − 16.5
+8−6=21
+28		 24 − 26
+14−16=20
−32		16.5 − 15.5
+11−10=11
−7		 20 − 10
+11−1=18
+25		19 − 11
+14−6=10
+17		 35 − 15
+25−5=20
+1
6Deep Fritz 10.1 4CPU29958 − 25
+2−19=12
−36		11 − 22
+4−15=14
−28		15.5 − 18.5
+9−12=13
+46		34.5 − 39.5
+20−25=29
+4		26 − 24
+16−14=20
+32		 17 − 15
+10−8=14
+22		27 − 23
+17−13=20
−14		25 − 12
+15−2=20
+48		25.5 − 24.5
+15−14=21
−52		21 − 11
+16−6=10
+22		26 − 10
+18−2=16
+29
7Toga II 1.4 beta5c 4CPU299412 − 36
+3−27=18
−33		9.5 − 22.5
+2−15=15
−48		19.5 − 30.5
+9−20=21
+3		21.5 − 17.5
+15−11=13
+56		15.5 − 16.5
+10−11=11
+7		15 − 17
+8−10=14
−22		 21.5 − 16.5
+9−4=25
0		30.5 − 25.5
+17−12=27
−26		34 − 22
+24−12=20
+11		18.5 − 17.5
+11−10=15
−71		25.5 − 12.5
+18−5=15
+2
8Loop M1-T 64-bit 4CPU295617.5 − 38.5
+5−26=25
+54		10.5 − 27.5
+2−19=17
−23		15.5 − 34.5
+5−24=21
−8		26.5 − 44.5
+9−27=35
−11		 23 − 27
+13−17=20
+14		16.5 − 21.5
+4−9=25
0		 28.5 − 21.5
+14−7=29
+25		17 − 21
+10−14=14
−55		27.5 − 22.5
+15−10=25
−15		19.5 − 10.5
+15−6=9
+31
9Glaurung 2.0.1 64-bit 4CPU294112 − 40
+3−31=18
+1		10.5 − 31.5
+3−24=15
−35		19 − 47
+7−35=24
−15		20.5 − 41.5
+6−27=29
−22		10 − 20
+1−11=18
−25		12 − 25
+2−15=20
−48		25.5 − 30.5
+12−17=27
+26		21.5 − 28.5
+7−14=29
−25		 37 − 30
+22−15=30
+28		20.5 − 14.5
+15−9=11
+29		27 − 13
+21−7=12
+66
10Bright 0.3a 4CPU29375 − 29
+0−24=10
−67		16.5 − 27.5
+7−18=19
+54		17 − 32
+7−22=20
+32		12 − 24
+4−16=16
−19		11 − 19
+6−14=10
−17		24.5 − 25.5
+14−15=21
+52		22 − 34
+12−24=20
−11		21 − 17
+14−10=14
+55		30 − 37
+15−22=30
−28		 22 − 16
+16−10=12
+25		24.5 − 26.5
+16−18=17
−63
11Deep Junior 10 4CPU29126.5 − 43.5
+2−39=9
−88		7.5 − 22.5
+3−18=9
−11		9 − 23
+4−18=10
+3		10 − 20
+3−13=14
+8		 11 − 21
+6−16=10
−22		17.5 − 18.5
+10−11=15
+71		22.5 − 27.5
+10−15=25
+15		14.5 − 20.5
+9−15=11
−29		16 − 22
+10−16=12
−25		 16.5 − 16.5
+11−11=11
−27
12Deep Sjeng 2.7 4CPU28867.5 − 32.5
+2−27=11
+14		9.5 − 22.5
+3−16=13
+56		11 − 41
+3−33=16
−21		11.5 − 22.5
+4−15=15
+32		15 − 35
+5−25=20
−1		10 − 26
+2−18=16
−29		12.5 − 25.5
+5−18=15
−2		10.5 − 19.5
+6−15=9
−31		13 − 27
+7−21=12
−66		26.5 − 24.5
+18−16=17
+63		16.5 − 16.5
+11−11=11
+27		 
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
Zap
3
Nau
4
Dee
5
Hia
6
Dee
7
Tog
8
Loo
9
Gla
10
Bri
11
Dee
12
Dee
1Rybka 2.3.2a 64-bit 4CPU3126 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Zappa Mexico II 64-bit 4CPU30720.0 66.6100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Naum 3 64-bit 4CPU30660.033.4 100.099.9100.0100.0100.0100.0100.0100.0100.0
4Deep Shredder 11 64-bit 4CPU30210.00.00.0 74.498.598.7100.0100.0100.0100.0100.0
5Hiarcs 12 4CPU30110.00.00.125.6 82.784.3100.0100.0100.0100.0100.0
6Deep Fritz 10.1 4CPU29950.00.00.01.517.3 54.399.9100.0100.0100.0100.0
7Toga II 1.4 beta5c 4CPU29940.00.00.01.315.745.7 99.9100.0100.0100.0100.0
8Loop M1-T 64-bit 4CPU29560.00.00.00.00.00.10.1 90.191.9100.0100.0
9Glaurung 2.0.1 64-bit 4CPU29410.00.00.00.00.00.00.09.9 61.699.3100.0
10Bright 0.3a 4CPU29370.00.00.00.00.00.00.08.138.4 96.6100.0
11Deep Junior 10 4CPU29120.00.00.00.00.00.00.00.00.73.4 98.4
12Deep Sjeng 2.7 4CPU28860.00.00.00.00.00.00.00.00.00.01.6 
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:

Take only public releases (no private engines)
Take only stable versions (no beta versions)
Take only engines with default settings
Take 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
Score table
LOS table
Ponder hit table
Eval difference table
Proportion of draws
White score
Number of 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
Ponder hit with common opponents
Ponder hit with all opponents
Eval difference with common opponents
Eval difference with all opponents

Ponder hit: most similar pairs
Ponder hit: most similar pairs (different families only)
Ponder hit: most different pairs
Ponder hit: most different pairs (same families only)
Eval diff: most similar pairs
Eval diff: most similar pairs (different families only)
Eval diff: most different pairs
Eval diff: most different pairs (same families only)

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

114'872 games (21.15 MB)

All games with comments

114'872 games (68.52 MB)

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

Various statistics

Created in 2005-2008 by CCRL team
Last games added on April 11, 2008