CCRL 40/15
Downloads and Statistics
January 24, 2021
Testing summary:
Total: 1'209'412 games
played by 2'772 programs

White wins: 415'904 (34.4%)
Black wins: 306'459 (25.3%)
Draws: 487'049 (40.3%)
White score: 54.5%

Engine Details

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Koivisto 4.0 64-bit#49  (3074+23
−23
)Quote
Authors: Kim Kahre (Finland) , Finn Eggers (Germany), Eugenio Bruno (Italy) Link: Homepage
This is one of the 2 Koivisto versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Schooner 2.2 64-bit3203+10
−10
(+129)4.5 − 11.5
(+1−8=7)
28.1%
4.5 / 16
0.0%
−10
= 0 = 0 = 0 = 0 1 = 0 = = 0 0 0
–   Defenchess 2.2 64-bit3202+10
−10
(+128)5 − 11
(+1−7=8)
31.3%
5.0 / 16
0.0%
+16
= = = 0 = 0 1 = 0 = 0 0 0 = = 0
–   RubiChess 1.8 64-bit3189+20
−20
(+115)5 − 11
(+1−7=8)
31.3%
5.0 / 16
0.0%
+1
= = 0 = = 0 = 0 = 0 = = 0 0 1 0
–   Wasp 4.50 64-bit3148+82
−80
(+74)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
4.3%
+132
1 = = =
–   Laser 1.6 64-bit3129+11
−11
(+55)7.5 − 8.5
(+2−3=11)
46.9%
7.5 / 16
0.0%
+35
0 = = 1 = = = 0 = 1 = 0 = = = =
–   NirvanaChess 2.5 64-bit3129+22
−22
(+55)9.5 − 13.5
(+2−6=15)
41.3%
9.5 / 23
0.0%
+6
1 = = = 0 = 0 0 = = = = = = = 1 = 0 0 = = = 0
–   Winter 0.9 64-bit3128+19
−19
(+54)8 − 11
(+2−5=12)
42.1%
8.0 / 19
0.0%
+13
= = = = = = 0 1 = = = 0 0 0 0 = = 1 =
–   Orion 0.8 64-bit3126+25
−25
(+52)15.5 − 14.5
(+8−7=15)
51.7%
15.5 / 30
0.1%
+62
0 0 = = 0 = = = 1 = = 1 = = 0 = = 1 = 0 1 1 = = 1 1 0 1 = 0
–   Arasan 22.2 64-bit3123+42
−42
(+49)1 − 2
(+1−2=0)
33.3%
1.0 / 3
2.2%
−83
0 1 0
–   Gull 3 64-bit3118+7
−7
(+44)7 − 9
(+5−7=4)
43.8%
7.0 / 16
0.0%
0
= = 0 1 1 0 = 0 1 0 0 = 1 0 1 0
–   Combusken 1.4.0 64-bit3115+23
−23
(+41)13 − 20
(+6−13=14)
39.4%
13.0 / 33
0.6%
−26
1 0 = = = 0 = 0 0 0 = 0 = 0 0 = = = 0 = = 1 0 = 1 = 0 1 1 0 = 0 1
–   Roc 0.7 64-bit3114+10
−10
(+40)1 − 0
(+1−0=0)
100.0%
1.0 / 1
0.1%
+INF
1
–   Halogen 9 64-bit3113+24
−24
(+39)7.5 − 15.5
(+1−9=13)
32.6%
7.5 / 23
1.1%
−62
0 0 = = = = = 0 0 0 1 0 = 0 = = = 0 0 = = = =
–   Andscacs 0.88 64-bit3111+14
−15
(+37)7.5 − 8.5
(+2−3=11)
46.9%
7.5 / 16
0.5%
+21
= = = 1 = 0 1 = = = 0 = 0 = = =
–   Beef 0.3.6 64-bit3099+27
−27
(+25)5 − 11
(+0−6=10)
31.3%
5.0 / 16
8.8%
−79
= 0 = 0 0 0 = = 0 = = = = 0 = =
–   Fritz 15 64-bit3093+10
−9
(+19)7.5 − 8.5
(+4−5=7)
46.9%
7.5 / 16
7.8%
−1
= 0 1 1 0 0 1 = = = 1 0 = = = 0
–   Marvin 5.0.0 64-bit3090+75
−75
(+16)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
34.6%
+74
= = = 1
–   Minic 3.03 64-bit3080+85
−86
(+6)2 − 2
(+1−1=2)
50.0%
2.0 / 4
44.6%
+6
0 1 = =
–   chess22k 1.14 64-bit3077+17
−17
(+3)1 − 3
(+0−2=2)
25.0%
1.0 / 4
43.7%
−147
= = 0 0
–   Wasp 4.0 64-bit3076+19
−19
(+2)9 − 11
(+3−5=12)
45.0%
9.0 / 20
44.5%
−27
= 1 = = 1 0 = 1 0 = 0 0 = = = 0 = = = =
–   ChessBrainVB 3.743065+15
−15
(−9)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
75.1%
+50
= 1 = =
–   Seer 1.2.1 64-bit3055+26
−26
(−19)3 − 0
(+3−0=0)
100.0%
3.0 / 3
86.7%
+INF
1 1 1
–   Minic 2.46 64-bit3054+23
−23
(−20)9.5 − 6.5
(+6−3=7)
59.4%
9.5 / 16
89.2%
+41
0 = 0 1 = 1 1 = = = 1 = 1 0 1 =
–   Marvin 4.0.0 64-bit3050+22
−22
(−24)9.5 − 11.5
(+6−8=7)
45.2%
9.5 / 21
93.9%
−59
1 0 1 1 = = 1 0 0 = 1 0 0 0 1 = 0 = = 0 =
–   Rybka 3 64-bit3047+11
−11
(−27)9.5 − 6.5
(+7−4=5)
59.4%
9.5 / 16
98.0%
+34
= = 1 0 1 1 = 0 1 0 1 = 1 0 = 1
–   Fat Fritz Junior w510 64-bit3030+26
−26
(−44)9.5 − 6.5
(+7−4=5)
59.4%
9.5 / 16
99.4%
+23
= = 1 1 0 = 1 = 1 0 1 1 1 = 0 0
–   Pirarucu 3.3.5 64-bit3020+17
−17
(−54)10.5 − 5.5
(+6−1=9)
65.6%
10.5 / 16
100.0%
+31
1 1 = 1 = = = 1 = 0 = = = 1 1 =
–   Critter 1.01 32-bit3019+18
−18
(−55)8.5 − 7.5
(+4−3=9)
53.1%
8.5 / 16
100.0%
−36
= = = 0 = 0 1 = 0 = 1 = 1 1 = =
–   Topple 0.8.0 64-bit3014+31
−31
(−60)1.5 − 1.5
(+1−1=1)
50.0%
1.5 / 3
99.9%
−74
1 0 =
–   Komodo 2.03 32-bit3006+16
−16
(−68)10 − 6
(+5−1=10)
62.5%
10.0 / 16
100.0%
0
= = = = = = 1 1 = 1 0 1 = = 1 =
–   Monolith 2 64-bit3004+17
−17
(−70)12 − 8
(+5−1=14)
60.0%
12.0 / 20
100.0%
−16
= = 1 = = 1 = = = = 1 = 1 = = 0 = 1 = =
–   Sting SF 24 64-bit3001+57
−58
(−73)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
99.0%
−6
= 1 = =
–   Stockfish 1.9.1 32-bit3000+16
−16
(−74)11.5 − 4.5
(+8−1=7)
71.9%
11.5 / 16
100.0%
+63
1 = 1 1 1 1 1 1 = = 1 = = 0 = =
–   Rodent IV 0.30 64-bit2996+39
−39
(−78)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+71
= 1 1 =
–   Amoeba 3.2 64-bit2988+20
−20
(−86)13 − 7
(+8−2=10)
65.0%
13.0 / 20
100.0%
+2
1 = = = = = 1 1 0 1 = 0 = 1 = = 1 = 1 1
–   Deuterium 2019.2.37.73 64-bit2982+16
−16
(−92)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−9
0 = 1 1
–   Weiss 1.2 64-bit2981+18
−18
(−93)9.5 − 6.5
(+5−2=9)
59.4%
9.5 / 16
100.0%
−39
= 1 1 = 1 0 = 0 1 = = = 1 = = =
–   FabChess 1.16 64-bit2980+21
−21
(−94)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+55
1 = 1 =
–   Cheng 4.40 64-bit2953+19
−19
(−121)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
100.0%
−188
= = = 0
–   Tucano 9.00 64-bit2927+23
−23
(−147)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−51
= 0 1 1
–   Dirty CUCUMBER 64-bit2917+12
−12
(−157)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
−6
1 = = 1
–   Francesca MAD 0.29 64-bit2913+21
−21
(−161)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+127
= 1 1 1
–   Asymptote 0.8 64-bit2911+20
−20
(−163)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+126
1 1 = 1
–   Stash 23.0 64-bit2877+28
−28
(−197)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
−129
= 1 = =
–   The Baron 3.44 64-bit2866+12
−12
(−208)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+19
0 1 1 1
–   Mr Bob 0.9.0 64-bit2840+25
−25
(−234)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−141
1 = 1 0
–   Cheese 2.2 64-bit2835+24
−24
(−239)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+49
1 1 = 1

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Created in 2005-2013 by CCRL team
Last games added on January 24, 2021