CCRL 40/15
Downloads and Statistics
November 16, 2024
Testing summary:
Total: 1'967'497 games
played by 3'973 programs

White wins: 610'660 (31.0%)
Black wins: 425'811 (21.6%)
Draws: 931'026 (47.3%)
White score: 54.7%

Engine Details

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chess.cpp 4.0 64-bit (3384+13
−13		)Quote
This is one of the 2 chess.cpp versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Stockfish 16 64-bit3623+8
−8		(+239)3.5 − 18.5
(+0−15=7)		15.9%
3.5 / 22
0.0%
−13
–   RubiChess 20230918 64-bit3550+9
−9		(+166)7 − 15
(+0−8=14)		31.8%
7.0 / 22
0.0%
+49
–   Chess System Tal 2.00 Elo 64-bit3542+7
−7		(+158)5.5 − 16.5
(+0−11=11)		25.0%
5.5 / 22
0.0%
−10
–   rofChade 3.1 64-bit3531+9
−9		(+147)5.5 − 16.5
(+0−11=11)		25.0%
5.5 / 22
0.0%
−22
–   Peacekeeper 3.01 64-bit3528+12
−12		(+144)0 − 4
(+0−4=0)		0.0%
0.0 / 4
0.0%
−INF
–   Rebel EAS 64-bit3527+9
−9		(+143)5.5 − 16.5
(+0−11=11)		25.0%
5.5 / 22
0.0%
−25
–   Seer 2.7.0 64-bit3519+12
−12		(+135)6.5 − 15.5
(+0−9=13)		29.5%
6.5 / 22
0.0%
+2
–   Devre 6.0 64-bit3509+18
−18		(+125)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
−41
–   akimbo 1.0.0 64-bit3478+12
−12		(+94)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
0.0%
+22
–   Stormphrax 4.0.0 64-bit3476+14
−14		(+92)1 − 5
(+0−4=2)		16.7%
1.0 / 6
0.0%
−151
–   Equisetum 1.0 64-bit3474+14
−14		(+90)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
0.0%
+18
–   Motor 0.5.0 64-bit3470+18
−18		(+86)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
0.0%
+8
–   Minic 3.39 64-bit3468+15
−15		(+84)17.5 − 34.5
(+1−18=33)
33.7%
17.5 / 52
0.0%
−20
–   Fire 9.2 64-bit3468+12
−12		(+84)12 − 18
(+1−7=22)
40.0%
12.0 / 30
0.0%
+20
–   Minic 3.41 64-bit3462+13
−13		(+78)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
−24
–   Clarity 6.0.0 64-bit3461+15
−15		(+77)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
0.0%
0
–   Superultra 2.0 64-bit3459+13
−13		(+75)2.5 − 5.5
(+0−3=5)		31.3%
2.5 / 8
0.0%
−47
–   Carp 3.0.0 64-bit3459+11
−11		(+75)9.5 − 20.5
(+1−12=17)
31.7%
9.5 / 30
0.0%
−46
–   Velvet 6.0.0 64-bit3452+16
−16		(+68)10 − 20
(+1−11=18)
33.3%
10.0 / 30
0.0%
−41
–   Willow 4.0 64-bit3451+17
−17		(+67)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
−103
–   Motor 0.4.0 64-bit3449+22
−22		(+65)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
0.0%
−12
–   pawn 3.0 64-bit3448+11
−11		(+64)3 − 5
(+1−3=4)		37.5%
3.0 / 8
0.0%
−24
–   Serendipity 0.4.1 64-bit3446+18
−18		(+62)1.5 − 1.5
(+0−0=3)		50.0%
1.5 / 3
0.0%
+73
–   Texel 1.11 64-bit3443+13
−13		(+59)5.5 − 6.5
(+2−3=7)		45.8%
5.5 / 12
0.0%
+30
–   Superultra 1.0 64-bit3442+10
−10		(+58)3.5 − 2.5
(+2−1=3)		58.3%
3.5 / 6
0.0%
+111
–   Rice 8.0.0 64-bit3441+16
−16		(+57)2 − 2
(+0−0=4)		50.0%
2.0 / 4
0.0%
+57
–   PlentyChess 0.2.1 64-bit3441+17
−17		(+57)2 − 2
(+0−0=4)		50.0%
2.0 / 4
0.0%
+57
–   akimbo 0.8.0 64-bit3441+17
−17		(+57)2.5 − 3.5
(+0−1=5)		41.7%
2.5 / 6
0.0%
+6
–   Lizard 10.1 64-bit3430+16
−16		(+46)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−246
–   Peacekeeper 2.40 64-bit3427+18
−18		(+43)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
0.0%
−34
–   Velvet 5.2.0 64-bit3424+14
−14		(+40)6.5 − 15.5
(+1−10=11)		29.5%
6.5 / 22
0.0%
−98
–   Starzix 3.0 64-bit3421+14
−14		(+37)10 − 8
(+4−2=12)		55.6%
10.0 / 18
0.0%
+71
–   Wasp 6.50 64-bit3419+10
−10		(+35)8 − 8
(+2−2=12)		50.0%
8.0 / 16
0.0%
+35
–   Spaghet MariNNara 1.0 64-bit3418+21
−21		(+34)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
0.3%
−37
–   Reckless 0.7.0 64-bit3417+17
−17		(+33)2 − 2
(+0−0=4)		50.0%
2.0 / 4
0.1%
+33
–   Clarity 5.1.0 64-bit3411+17
−17		(+27)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
0.4%
+104
–   Stormphrax 3.0.0 64-bit3408+17
−17		(+24)12.5 − 13.5
(+1−2=23)		48.1%
12.5 / 26
0.8%
+12
–   Marvin 6.3.0 64-bit3407+15
−15		(+23)4.5 − 10.5
(+1−7=7)		30.0%
4.5 / 15
0.8%
−115
–   Midnight 9 64-bit3402+12
−12		(+18)14 − 15
(+5−6=18)		48.3%
14.0 / 29
1.7%
+7
–   Renegade 1.0.0 64-bit3395+13
−13		(+11)22.5 − 21.5
(+6−5=33)
51.1%
22.5 / 44
9.1%
+16
–   Peacekeeper 2.20 64-bit3394+16
−16		(+10)7.5 − 6.5
(+2−1=11)		53.6%
7.5 / 14
13.8%
+29
–   Cheng 4.48 64-bit3392+16
−16		(+8)10.5 − 6.5
(+6−2=9)		61.8%
10.5 / 17
20.6%
+92
–   akimbo 0.7.0 64-bit3391+15
−15		(+7)17 − 13
(+5−1=24)
56.7%
17.0 / 30
22.9%
+49
–   Texel 1.10 64-bit3391+16
−16		(+7)5 − 5
(+1−1=8)		50.0%
5.0 / 10
24.1%
+7
–   Serendipity 0.3.1 64-bit3390+20
−20		(+6)3.5 − 4.5
(+0−1=7)		43.8%
3.5 / 8
29.2%
−31
–   pawn 2.0 64-bit3387+12
−12		(+3)2 − 2
(+0−0=4)		50.0%
2.0 / 4
33.9%
+3
–   Devre 4.0 64-bit3387+11
−11		(+3)2 − 2
(+0−0=4)		50.0%
2.0 / 4
35.9%
+3
–   Marvin 6.2.0 64-bit3386+13
−13		(+2)5.5 − 6.5
(+0−1=11)		45.8%
5.5 / 12
41.4%
−22
–   Smallbrain 7.0 64-bit3385+9
−9		(+1)11 − 13
(+4−6=14)		45.8%
11.0 / 24
42.6%
−24
–   BlackCore 6.0 64-bit3381+11
−11		(−3)16 − 11
(+8−3=16)		59.3%
16.0 / 27
61.7%
+59
–   Halogen 11 64-bit3380+9
−9		(−4)14 − 14
(+3−3=22)		50.0%
14.0 / 28
66.9%
−5
–   Clarity 4.1.0 64-bit3377+17
−17		(−7)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
73.5%
+64
–   Saturn 1.3 64-bit3373+14
−14		(−11)10.5 − 9.5
(+3−2=15)		52.5%
10.5 / 20
88.7%
+5
–   Nemorino 6.05 64-bit3363+9
−9		(−21)4 − 4
(+2−2=4)		50.0%
4.0 / 8
99.5%
−32
–   Bagatur 5.1 64-bit3359+28
−28		(−25)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
94.0%
+45
–   Lc0 0.21.3 wLD2 64-bit3359+16
−16		(−25)8 − 14
(+0−6=16)		36.4%
8.0 / 22
99.2%
−107
–   Molybdenum 4.0 64-bit3356+21
−21		(−28)1.5 − 1.5
(+0−0=3)		50.0%
1.5 / 3
98.8%
−16
–   StockDory Starfish 0.1 64-bit3354+12
−12		(−30)23 − 18
(+7−2=32)
56.1%
23.0 / 41
100.0%
+4
–   Caissa 1.1 64-bit3353+18
−18		(−31)12 − 10
(+3−1=18)		54.5%
12.0 / 22
99.8%
−6
–   Komodo 11.01 64-bit3351+15
−15		(−33)8.5 − 13.5
(+1−6=15)		38.6%
8.5 / 22
100.0%
−106
–   Avalanche 2.1.0 64-bit3345+12
−12		(−39)10.5 − 8.5
(+5−3=11)		55.3%
10.5 / 19
100.0%
−6
–   Molybdenum 3.1 64-bit3343+22
−22		(−41)5.5 − 6.5
(+1−2=9)		45.8%
5.5 / 12
99.9%
−70
–   Tucano 11.00 64-bit3343+12
−12		(−41)21.5 − 12.5
(+9−0=25)
63.2%
21.5 / 34
100.0%
+38
–   Willow 3.1 64-bit3341+10
−10		(−43)23.5 − 16.5
(+9−2=29)
58.8%
23.5 / 40
100.0%
+11
–   Peacekeeper 2.10 64-bit3341+19
−19		(−43)13.5 − 8.5
(+5−0=17)		61.4%
13.5 / 22
100.0%
+25
–   Expositor 4WR02 64-bit3338+14
−14		(−46)10 − 6
(+5−1=10)		62.5%
10.0 / 16
100.0%
+40
–   Stash 36.0 64-bit3335+17
−17		(−49)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−49
–   Counter 5.5 64-bit3330+14
−14		(−54)10.5 − 9.5
(+2−1=17)		52.5%
10.5 / 20
100.0%
−40
–   Cheng 4.46 64-bit3327+18
−18		(−57)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
100.0%
−128
–   Winter 3.0 64-bit3327+14
−14		(−57)7.5 − 4.5
(+3−0=9)		62.5%
7.5 / 12
100.0%
+18
–   Mr Bob 1.3.0 64-bit3322+13
−13		(−62)8 − 4
(+6−2=4)		66.7%
8.0 / 12
100.0%
+61
–   Midnight 8 64-bit3321+16
−16		(−63)14.5 − 7.5
(+7−0=15)		65.9%
14.5 / 22
100.0%
+35
–   Reckless 0.6.0 64-bit3318+15
−15		(−66)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
+28
–   Devre 5.0 64-bit3314+13
−13		(−70)7 − 5
(+2−0=10)		58.3%
7.0 / 12
100.0%
−22
–   Avalanche 2.0.0 64-bit3312+15
−15		(−72)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+94
–   Counter 5.0 64-bit3307+11
−11		(−77)18 − 8
(+12−2=12)		69.2%
18.0 / 26
100.0%
+56
–   Stash 35.0 64-bit3306+14
−14		(−78)6.5 − 5.5
(+3−2=7)		54.2%
6.5 / 12
100.0%
−48
–   Mantissa 3.7.2 64-bit3294+10
−10		(−90)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
100.0%
−12
–   Zahak 10.0 64-bit3293+10
−10		(−91)5 − 3
(+2−0=6)		62.5%
5.0 / 8
100.0%
−19
–   Little Goliath Evolution 3.17 64-bit3287+9
−9		(−97)19 − 11
(+9−1=20)
63.3%
19.0 / 30
100.0%
−12
–   Peacekeeper 2.00 64-bit3284+12
−12		(−100)14.5 − 7.5
(+7−0=15)		65.9%
14.5 / 22
100.0%
−3
–   Frozenight 6.0.0 64-bit3278+10
−10		(−106)4.5 − 3.5
(+2−1=5)		56.3%
4.5 / 8
100.0%
−68
–   Expositor 2BR17 64-bit3273+11
−11		(−111)21.5 − 8.5
(+15−2=13)
71.7%
21.5 / 30
100.0%
+40
–   DanaSah 9.1 64-bit3251+10
−10		(−133)18 − 4
(+15−1=6)		81.8%
18.0 / 22
100.0%
+109
–   Drofa 4.1.0 64-bit3249+14
−14		(−135)10 − 4
(+7−1=6)		71.4%
10.0 / 14
100.0%
+14
–   Svart 6 64-bit3242+12
−12		(−142)15.5 − 6.5
(+11−2=9)		70.5%
15.5 / 22
100.0%
+4
–   RukChess 3.0.18 64-bit3230+16
−16		(−154)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+12
1320 games: 223 wins, 246 losses, 851 draws (64.5%), score: 49.1%

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Created in 2005-2013 by CCRL team
Last games added on November 16, 2024