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)
#NameELO123456789101112
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)
#NameELO123456789101112
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
4