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%

Pure list for free engines

Pure database download

To save space, pure database has all moves stripped out, it contains PGN header and results only. This pure database is useful only for rating calculation or similar analysis, it does not have actual games, only the results.

Download pure database, 4'874 games:0.01 MB

CCRL 40/40 Rating List — Pure free engines

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 4'874 games
RankNameRatingScoreAverage
Opponent		DrawsGamesLOS
ELO+−
1Rybka 1.0 64-bit2929 (+9)+30−2973.3%−161.632.9%392 
99.7%
2Toga II 1.2.1a2874 (+13)+26−2665.0%−105.333.4%470
97.2%
3Spike 1.2 Turin2842 (−10)+22−2261.7%−78.837.8%640
89.4%
4Naum 2.0 32-bit2821 (+19)+25−2558.7%−55.837.8%460
97.8%
5Glaurung 1.2.1 64-bit2782 (+11)+27−2750.0%+0.936.9%390
99.0%
6Slow Chess Blitz WV2.12740 (−1)+21−2150.8%−4.937.9%684
67.5%
7Zappa 1.1 64-bit2733 (0)+26−2645.9%+30.136.1%446
54.2%
8Scorpio 1.82731 (−14)+25−2544.3%+40.433.5%487
50.5%
9WildCat 72730 (+1)+21−2148.3%+14.336.4%668
62.0%
10List 5.122725 (+4)+23−2445.5%+30.935.5%544
69.4%
11Pro Deo 1.22716 (−9)+26−2649.7%+1.729.0%441
58.2%
12Pharaon 3.5.12712 (+2)+22−2245.6%+31.133.6%639
76.5%
13Ruffian 1.0.52701 (−10)+22−2243.8%+40.141.6%596
68.0%
14Delfi 5.02693 (−10)+25−2546.9%+18.236.7%469
51.7%
15Aristarch 4.502692 (−8)+24−2449.8%+1.736.3%509
56.9%
16Pseudo 0.7c2689 (−2)+27−2750.0%−1.637.0%400
88.6%
17Jonny 2.83 32-bit2666 (−12)+27−2745.5%+30.429.1%430
55.8%
18Colossus 2006f2663 (+4)+32−3245.4%+31.630.7%296
64.4%
19SOS 5.12654 (−11)+31−3242.0%+52.236.5%299
83.3%
20AnMon 5.602630 (+13)+36−3740.0%+67.431.0%229
80.9%
21Little Goliath Evolution 3.122607 (−2)+34−3535.3%+99.734.4%259
 

Results matrix

Pure free engines
#NameELO1
Rybka
2
Toga
3
Spike
4
Naum
5
Glaur
6
Slow
7
Zappa
8
Scorp
9
WildC
10
List
11
Pro D
12
Phara
13
Ruffi
14
Delfi
15
Arist
16
Pseud
17
Jonny
18
Colos
19
SOS 5
20
AnMon
21
Littl
1Rybka 1.0 64-bit2929 25.5 − 16.5
+16−7=19
+9		27 − 15
+17−5=20
−1		21.5 − 10.5
+17−6=9
+8		32.5 − 9.5
+27−4=11
+52		25.5 − 6.5
+19−0=13
+2		23 − 9
+18−4=10
−45		33 − 9
+28−4=10
+13		26.5 − 5.5
+23−2=7
+51		21 − 11
+15−5=12
−101		 27 − 5
+24−2=6
+53		25 − 7
+19−1=12
−46		        
2Toga II 1.2.1a287416.5 − 25.5
+7−16=19
−9		 39 − 42
+22−25=34
−44		20 − 12
+14−6=12
+28		24.5 − 17.5
+16−9=17
−39		29 − 8
+24−3=10
+72		24 − 7
+21−4=6
+70		26.5 − 8.5
+21−3=11
+33		26 − 9
+21−4=10
+27		22 − 10
+17−5=10
−19		1 − 1
+1−1=0
−158		23.5 − 8.5
+20−5=7
+9		25.5 − 6.5
+21−2=9
+38		4 − 2
+3−1=2
−70		 2 − 1
+1−0=2
−89		1 − 0
+1−0=0
+INF		 9 − 3
+7−1=4
−47		 12 − 3
+10−1=4
−49
3Spike 1.2 Turin284215 − 27
+5−17=20
+1		42 − 39
+25−22=34
+44		 32.5 − 29.5
+21−18=23
−4		23 − 19
+13−9=20
−33		25.5 − 19.5
+15−9=21
−61		21.5 − 10.5
+19−8=5
+25		32.5 − 18.5
+24−10=17
−18		41 − 16
+30−5=22
+33		42.5 − 19.5
+30−7=25
0		15 − 7
+11−3=8
−5		27 − 13
+20−6=14
−14		27 − 9
+22−4=10
+36		6 − 2
+4−0=4
0		1.5 − 0.5
+1−0=1
−7		6 − 4
+4−2=4
−94		6.5 − 1.5
+5−0=3
+30		7.5 − 2.5
+6−1=3
−8		8 − 3
+6−1=4
−44		9.5 − 3.5
+8−2=3
−41		5.5 − 0.5
+5−0=1
+124
4Naum 2.0 32-bit282110.5 − 21.5
+6−17=9
−8		12 − 20
+6−14=12
−28		29.5 − 32.5
+18−21=23
+4		 19.5 − 10.5
+14−5=11
+61		24 − 13
+16−5=16
+13		17.5 − 14.5
+11−8=13
−59		21 − 17
+15−11=12
−52		31.5 − 16.5
+22−7=19
+8		22.5 − 9.5
+17−4=11
+39		11 − 5
+9−3=4
+28		30.5 − 12.5
+21−3=19
+21		21 − 11
+13−3=16
−27		2.5 − 0.5
+2−0=1
+115		1.5 − 0.5
+1−0=1
+27		2.5 − 1.5
+1−0=3
−64		1.5 − 1.5
+1−1=1
−169		5.5 − 1.5
+5−1=1
+76		2 − 1
+1−0=2
−84		2 − 0
+2−0=0
+INF		2 − 0
+2−0=0
+INF
5Glaurung 1.2.1 64-bit27829.5 − 32.5
+4−27=11
−52		17.5 − 24.5
+9−16=17
+39		19 − 23
+9−13=20
+33		10.5 − 19.5
+5−14=11
−61		 16.5 − 15.5
+11−10=11
−35		17.5 − 14.5
+12−9=11
−16		23.5 − 18.5
+16−11=15
−10		19.5 − 12.5
+15−8=9
+24		21.5 − 10.5
+15−4=13
+54		 21 − 11
+15−5=12
+30		19 − 13
+12−6=14
−23		        
6Slow Chess Blitz WV2.127406.5 − 25.5
+0−19=13
−2		8 − 29
+3−24=10
−72		19.5 − 25.5
+9−15=21
+61		13 − 24
+5−16=16
−13		15.5 − 16.5
+10−11=11
+35		 17.5 − 14.5
+10−7=15
+21		22 − 20
+14−12=16
+5		23.5 − 22.5
+14−13=19
−2		16.5 − 15.5
+10−9=13
−4		22.5 − 15.5
+17−10=11
+35		21 − 25
+13−17=16
−53		16 − 16
+7−7=18
−39		24.5 − 16.5
+17−9=15
+10		24 − 19
+16−11=16
−11		7.5 − 5.5
+4−2=7
−12		27 − 14
+22−9=10
+40		3 − 1
+3−1=0
+148		12 − 8
+9−5=6
−22		24.5 − 13.5
+18−7=13
−11		23.5 − 9.5
+17−3=13
+4
7Zappa 1.1 64-bit27339 − 23
+4−18=10
+45		7 − 24
+4−21=6
−70		10.5 − 21.5
+8−19=5
−25		14.5 − 17.5
+8−11=13
+59		14.5 − 17.5
+9−12=11
+16		14.5 − 17.5
+7−10=15
−21		 19.5 − 11.5
+13−5=13
+81		14 − 19
+5−10=18
−45		15.5 − 16.5
+9−10=13
−15		17 − 13
+14−10=6
+30		17.5 − 14.5
+11−8=13
+6		16.5 − 15.5
+9−8=15
−23		18 − 14
+12−8=12
0		16.5 − 15.5
+11−10=11
−30		   0 − 1
+0−1=0
−INF		  
8Scorpio 1.827319 − 33
+4−28=10
−13		8.5 − 26.5
+3−21=11
−33		18.5 − 32.5
+10−24=17
+18		17 − 21
+11−15=12
+52		18.5 − 23.5
+11−16=15
+10		20 − 22
+12−14=16
−5		11.5 − 19.5
+5−13=13
−81		 14.5 − 18.5
+12−16=5
−45		16.5 − 16.5
+10−10=13
−4		0 − 1
+0−1=0
−INF		20 − 18
+13−11=14
−3		21.5 − 10.5
+16−5=11
+83		26 − 19
+18−11=16
+11		1 − 1
+1−1=0
−39		4 − 2
+2−0=4
+46		1 − 3
+0−2=2
−214		1.5 − 0.5
+1−0=1
+74		3.5 − 1.5
+3−1=1
+72		1.5 − 0.5
+1−0=1
+55		1.5 − 1.5
+1−1=1
−109
9WildCat 727305.5 − 26.5
+2−23=7
−51		9 − 26
+4−21=10
−27		16 − 41
+5−30=22
−33		16.5 − 31.5
+7−22=19
−8		12.5 − 19.5
+8−15=9
−24		22.5 − 23.5
+13−14=19
+2		19 − 14
+10−5=18
+45		18.5 − 14.5
+16−12=5
+45		 18 − 16
+11−9=14
+12		34.5 − 31.5
+25−22=19
0		20.5 − 21.5
+15−16=11
−28		18.5 − 13.5
+11−6=15
+20		19.5 − 14.5
+12−7=15
+9		16 − 20
+8−12=16
−69		4.5 − 0.5
+4−0=1
+288		2.5 − 1.5
+1−0=3
−4		23 − 9
+19−5=8
+92		16.5 − 7.5
+10−1=13
+30		8 − 4
+5−1=6
+1		21.5 − 9.5
+15−3=13
−3
10List 5.12272511 − 21
+5−15=12
+101		10 − 22
+5−17=10
+19		19.5 − 42.5
+7−30=25
0		9.5 − 22.5
+4−17=11
−39		10.5 − 21.5
+4−15=13
−54		15.5 − 16.5
+9−10=13
+4		16.5 − 15.5
+10−9=13
+15		16.5 − 16.5
+10−10=13
+4		16 − 18
+9−11=14
−12		 11.5 − 18.5
+9−16=5
−99		14 − 18
+11−15=6
−60		20 − 12
+12−4=16
+47		16 − 16
+11−11=10
−32		17 − 15
+9−7=16
−15		 24.5 − 7.5
+21−4=7
+137		1 − 0
+1−0=0
+INF		18.5 − 13.5
+14−9=9
−17		  
11Pro Deo 1.22716 1 − 1
+1−1=0
+158		7 − 15
+3−11=8
+5		5 − 11
+3−9=4
−28		 15.5 − 22.5
+10−17=11
−35		13 − 17
+10−14=6
−30		1 − 0
+1−0=0
+INF		31.5 − 34.5
+22−25=19
0		18.5 − 11.5
+16−9=5
+99		 19 − 16
+13−10=12
+23		14.5 − 15.5
+7−8=15
−25		14 − 18
+8−12=12
−65		25 − 20
+20−15=10
+20		22 − 14
+16−8=12
+48		17.5 − 16.5
+15−14=5
−39		0 − 1
+0−1=0
−INF		13 − 8
+9−4=8
+14		 1.5 − 0.5
+1−0=1
+33
12Pharaon 3.5.127125 − 27
+2−24=6
−53		8.5 − 23.5
+5−20=7
−9		13 − 27
+6−20=14
+14		12.5 − 30.5
+3−21=19
−21		11 − 21
+5−15=12
−30		25 − 21
+17−13=16
+53		14.5 − 17.5
+8−11=13
−6		18 − 20
+11−13=14
+3		21.5 − 20.5
+16−15=11
+28		18 − 14
+15−11=6
+60		16 − 19
+10−13=12
−23		 14 − 18
+8−12=12
−51		19 − 18
+13−12=12
−9		23.5 − 14.5
+15−6=17
+53		18.5 − 21.5
+11−14=15
−46		23 − 19
+17−13=12
−15		7 − 3
+5−1=4
+77		3 − 1
+3−1=0
+167		10.5 − 5.5
+8−3=5
+19		10 − 6
+6−2=8
−31
13Ruffian 1.0.527017 − 25
+1−19=12
+46		6.5 − 25.5
+2−21=9
−38		9 − 27
+4−22=10
−36		11 − 21
+3−13=16
+27		13 − 19
+6−12=14
+23		16 − 16
+7−7=18
+39		15.5 − 16.5
+8−9=15
+23		10.5 − 21.5
+5−16=11
−83		13.5 − 18.5
+6−11=15
−20		12 − 20
+4−12=16
−47		15.5 − 14.5
+8−7=15
+25		18 − 14
+12−8=12
+51		 15.5 − 16.5
+8−9=15
−18		16.5 − 19.5
+8−11=17
−33		17 − 14
+10−7=14
+15		20 − 16
+14−10=12
+3		18.5 − 13.5
+14−9=9
+18		12.5 − 9.5
+8−5=9
−3		7 − 4
+4−1=6
+8		6.5 − 3.5
+5−2=3
+2
14Delfi 5.02693 2 − 4
+1−3=2
+70		2 − 6
+0−4=4
0		0.5 − 2.5
+0−2=1
−115		 16.5 − 24.5
+9−17=15
−10		14 − 18
+8−12=12
0		19 − 26
+11−18=16
−11		14.5 − 19.5
+7−12=15
−9		16 − 16
+11−11=10
+32		18 − 14
+12−8=12
+65		18 − 19
+12−13=12
+9		16.5 − 15.5
+9−8=15
+18		 22.5 − 15.5
+16−9=13
+62		12.5 − 25.5
+5−18=15
−112		20.5 − 18.5
+15−13=11
−7		20.5 − 21.5
+13−14=15
−37		3.5 − 2.5
+2−1=3
+13		1.5 − 0.5
+1−0=1
+93		2 − 0
+2−0=0
+INF
15Aristarch 4.502692  0.5 − 1.5
+0−1=1
+7		0.5 − 1.5
+0−1=1
−27		 19 − 24
+11−16=16
+11		15.5 − 16.5
+10−11=11
+30		1 − 1
+1−1=0
+39		20 − 16
+12−8=16
+69		15 − 17
+7−9=16
+15		20 − 25
+15−20=10
−20		14.5 − 23.5
+6−15=17
−53		19.5 − 16.5
+11−8=17
+33		15.5 − 22.5
+9−16=13
−62		 17 − 22
+11−16=12
−45		22 − 17
+15−10=14
+13		20.5 − 17.5
+14−11=13
−3		13 − 9
+9−5=8
+18		20.5 − 14.5
+15−9=11
−6		19.5 − 10.5
+15−6=9
+18
16Pseudo 0.7c2689 1 − 2
+0−1=2
+89		4 − 6
+2−4=4
+94		1.5 − 2.5
+0−1=3
+64		 5.5 − 7.5
+2−4=7
+12		 2 − 4
+0−2=4
−46		0.5 − 4.5
+0−4=1
−288		 14 − 22
+8−16=12
−48		21.5 − 18.5
+14−11=15
+46		14 − 17
+7−10=14
−15		25.5 − 12.5
+18−5=15
+112		22 − 17
+16−11=12
+45		 23.5 − 25.5
+16−18=15
−37		17.5 − 16.5
+11−10=13
−16		23.5 − 22.5
+14−13=19
−26		9 − 12
+7−10=4
−115		15 − 10
+11−6=8
−12
17Jonny 2.83 32-bit2666 0 − 1
+0−1=0
−INF		1.5 − 6.5
+0−5=3
−30		1.5 − 1.5
+1−1=1
+169		 14 − 27
+9−22=10
−40		 3 − 1
+2−0=2
+214		1.5 − 2.5
+0−1=3
+4		7.5 − 24.5
+4−21=7
−137		16.5 − 17.5
+14−15=5
+39		19 − 23
+13−17=12
+15		16 − 20
+10−14=12
−3		18.5 − 20.5
+13−15=11
+7		17 − 22
+10−15=14
−13		25.5 − 23.5
+18−16=15
+37		 18.5 − 20.5
+11−13=15
−17		7.5 − 4.5
+5−2=5
+63		10 − 11
+8−9=4
−54		18 − 8
+15−5=6
+80
18Colossus 2006f2663  2.5 − 7.5
+1−6=3
+8		1.5 − 5.5
+1−5=1
−76		 1 − 3
+1−3=0
−148		 0.5 − 1.5
+0−1=1
−74		9 − 23
+5−19=8
−92		0 − 1
+0−1=0
−INF		1 − 0
+1−0=0
+INF		3 − 7
+1−5=4
−77		13.5 − 18.5
+9−14=9
−18		21.5 − 20.5
+14−13=15
+37		17.5 − 20.5
+11−14=13
+3		16.5 − 17.5
+10−11=13
+16		20.5 − 18.5
+13−11=15
+17		 10.5 − 7.5
+9−6=3
+55		6.5 − 6.5
+5−5=3
−36		9.5 − 3.5
+8−2=3
+113
19SOS 5.12654 3 − 9
+1−7=4
+47		3 − 8
+1−6=4
+44		1 − 2
+0−1=2
+84		 8 − 12
+5−9=6
+22		1 − 0
+1−0=0
+INF		1.5 − 3.5
+1−3=1
−72		7.5 − 16.5
+1−10=13
−30		13.5 − 18.5
+9−14=9
+17		8 − 13
+4−9=8
−14		1 − 3
+1−3=0
−167		9.5 − 12.5
+5−8=9
+3		2.5 − 3.5
+1−2=3
−13		9 − 13
+5−9=8
−18		22.5 − 23.5
+13−14=19
+26		4.5 − 7.5
+2−5=5
−63		7.5 − 10.5
+6−9=3
−55		 11.5 − 7.5
+9−5=5
+49		11 − 10
+6−5=10
−33
20AnMon 5.602630  3.5 − 9.5
+2−8=3
+41		0 − 2
+0−2=0
−INF		 13.5 − 24.5
+7−18=13
+11		 0.5 − 1.5
+0−1=1
−55		4 − 8
+1−5=6
−1		  5.5 − 10.5
+3−8=5
−19		4 − 7
+1−4=6
−8		0.5 − 1.5
+0−1=1
−93		14.5 − 20.5
+9−15=11
+6		12 − 9
+10−7=4
+115		11 − 10
+9−8=4
+54		6.5 − 6.5
+5−5=3
+36		7.5 − 11.5
+5−9=5
−49		 8.5 − 15.5
+4−11=9
−112
21Little Goliath Evolution 3.122607 3 − 12
+1−10=4
+49		0.5 − 5.5
+0−5=1
−124		0 − 2
+0−2=0
−INF		 9.5 − 23.5
+3−17=13
−4		 1.5 − 1.5
+1−1=1
+109		9.5 − 21.5
+3−15=13
+3		 0.5 − 1.5
+0−1=1
−33		6 − 10
+2−6=8
+31		3.5 − 6.5
+2−5=3
−2		0 − 2
+0−2=0
−INF		10.5 − 19.5
+6−15=9
−18		10 − 15
+6−11=8
+12		8 − 18
+5−15=6
−80		3.5 − 9.5
+2−8=3
−113		10 − 11
+5−6=10
+33		15.5 − 8.5
+11−4=9
+112		 
Performance color legend:
(Only pairs with at least 30 games)
-120 -100 -80 -60 -40 -20 0 20 40 60 80 100 120

History of "pure" testing for free engines

LOS matrix

Pure free engines
#NameELO1
Ryb
2
Tog
3
Spi
4
Nau
5
Gla
6
Slo
7
Zap
8
Sco
9
Wil
10
Lis
11
Pro
12
Pha
13
Ruf
14
Del
15
Ari
16
Pse
17
Jon
18
Col
19
SOS
20
AnM
21
Lit
1Rybka 1.0 64-bit2929 99.7100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Toga II 1.2.1a28740.3 97.299.8100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Spike 1.2 Turin28420.02.8 89.4100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Naum 2.0 32-bit28210.00.210.6 97.8100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
5Glaurung 1.2.1 64-bit27820.00.00.02.2 99.099.599.799.899.999.9100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
6Slow Chess Blitz WV2.127400.00.00.00.01.0 67.571.874.382.091.896.599.499.899.899.8100.0100.0100.0100.0100.0
7Zappa 1.1 64-bit27330.00.00.00.00.532.5 54.255.065.580.487.696.598.398.598.4100.099.9100.0100.0100.0
8Scorpio 1.827310.00.00.00.00.328.245.8 50.561.677.185.695.798.197.998.199.999.9100.0100.0100.0
9WildCat 727300.00.00.00.00.225.645.049.5 62.079.887.597.098.798.998.8100.0100.0100.0100.0100.0
10List 5.1227250.00.00.00.00.118.034.538.438.0 69.478.393.196.697.197.099.999.8100.0100.0100.0
11Pro Deo 1.227160.00.00.00.00.18.219.622.920.230.6 58.280.589.490.691.999.599.299.8100.0100.0
12Pharaon 3.5.127120.00.00.00.00.03.512.414.412.521.741.8 76.587.488.790.399.599.299.8100.0100.0
13Ruffian 1.0.527010.00.00.00.00.00.63.54.33.06.919.523.5 68.069.974.597.497.099.099.9100.0
14Delfi 5.026930.00.00.00.00.00.21.71.91.33.410.612.632.0 51.758.392.592.896.599.6100.0
15Aristarch 4.5026920.00.00.00.00.00.21.42.11.12.99.411.330.148.3 56.992.492.496.899.7100.0
16Pseudo 0.7c26890.00.00.00.00.00.21.61.91.23.08.19.725.541.743.1 88.689.095.399.3100.0
17Jonny 2.83 32-bit26660.00.00.00.00.00.00.00.10.00.10.50.52.67.57.611.4 55.870.693.599.5
18Colossus 2006f26630.00.00.00.00.00.00.10.10.00.20.80.83.07.27.611.044.2 64.490.198.7
19SOS 5.126540.00.00.00.00.00.00.00.00.00.00.20.21.03.53.24.729.435.6 83.397.4
20AnMon 5.6026300.00.00.00.00.00.00.00.00.00.00.00.00.10.40.30.66.59.916.7 80.9
21Little Goliath Evolution 3.1226070.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.51.32.619.1 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100
Created in 2005-2008 by CCRL team
Last games added on April 11, 2008