CCRL 40/15
Downloads and Statistics
January 16, 2021
Testing summary:
Total: 1'206'633 games
played by 2'770 programs

White wins: 414'929 (34.4%)
Black wins: 305'861 (25.3%)
Draws: 485'843 (40.3%)
White score: 54.5%

Engine Details

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Koivisto 4.0 64-bit#50‑51  (3069+24
−24
)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
–   Minic 3.03 64-bit3299+352
−248
(+230)0 − 1
(+0−1=0)
0.0%
0.0 / 1
4.8%
−INF
0
–   Schooner 2.2 64-bit3203+10
−10
(+134)4.5 − 11.5
(+1−8=7)
28.1%
4.5 / 16
0.0%
−5
= 0 = 0 1 = 0 0 = 0 = 0 0 = = 0
–   Defenchess 2.2 64-bit3202+10
−10
(+133)5 − 11
(+1−7=8)
31.3%
5.0 / 16
0.0%
+21
= 0 1 = 0 = = 0 = = = 0 0 = 0 0
–   RubiChess 1.8 64-bit3188+20
−20
(+119)5 − 11
(+1−7=8)
31.3%
5.0 / 16
0.0%
+5
= 0 = 0 1 0 = = 0 = = 0 = = 0 0
–   Arasan 22.2 64-bit3136+50
−50
(+67)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.9%
−INF
0
–   NirvanaChess 2.5 64-bit3130+23
−23
(+61)9 − 12
(+2−5=14)
42.9%
9.0 / 21
0.0%
+20
= = = = = = 1 = 0 1 = = = 0 = 0 0 = = 0 =
–   Winter 0.9 64-bit3129+20
−20
(+60)6.5 − 10.5
(+1−5=11)
38.2%
6.5 / 17
0.0%
−1
= 0 = = = 0 1 0 0 = = = = = = = 0
–   Laser 1.6 64-bit3129+11
−11
(+60)7.5 − 8.5
(+2−3=11)
46.9%
7.5 / 16
0.0%
+40
= = = 0 = = 0 = = 1 = 1 = 0 = =
–   Orion 0.8 64-bit3120+33
−33
(+51)6.5 − 7.5
(+2−3=9)
46.4%
6.5 / 14
0.6%
+30
0 0 = = 0 = = = 1 = = 1 = =
–   Marvin 5.0.0 64-bit3119+141
−138
(+50)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
24.1%
+21
=
–   Gull 3 64-bit3118+7
−7
(+49)7 − 9
(+5−7=4)
43.8%
7.0 / 16
0.0%
+5
1 0 = 0 1 0 1 0 = = 0 1 1 0 0 =
–   Combusken 1.4.0 64-bit3118+24
−24
(+49)11.5 − 19.5
(+5−13=13)
37.1%
11.5 / 31
0.2%
−33
0 = 0 1 1 0 = 0 1 = = 0 = = 1 = 0 = 0 = 0 0 = 1 0 = = 0 0 = 0
–   Roc 0.7 64-bit3114+10
−10
(+45)1 − 0
(+1−0=0)
100.0%
1.0 / 1
0.0%
+INF
1
–   Andscacs 0.88 64-bit3110+14
−15
(+41)7.5 − 8.5
(+2−3=11)
46.9%
7.5 / 16
0.2%
+25
= 0 1 = 0 = = = = = = 1 = = 0 =
–   Halogen 9 64-bit3110+26
−27
(+41)5.5 − 11.5
(+0−6=11)
32.4%
5.5 / 17
1.1%
−56
0 0 = = = = = 0 0 = = 0 0 = = = =
–   Beef 0.3.6 64-bit3098+27
−27
(+29)5 − 11
(+0−6=10)
31.3%
5.0 / 16
5.4%
−75
0 0 = = = 0 = = = 0 = 0 0 = = =
–   Fritz 15 64-bit3092+9
−10
(+23)7.5 − 8.5
(+4−5=7)
46.9%
7.5 / 16
3.9%
+2
0 0 1 = = = = 0 = 0 1 1 = = 1 0
–   Wasp 4.50 64-bit3090+159
−158
(+21)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
39.4%
+149
1 =
–   chess22k 1.14 64-bit3076+17
−17
(+7)1 − 3
(+0−2=2)
25.0%
1.0 / 4
31.0%
−143
0 0 = =
–   Wasp 4.0 64-bit3076+19
−19
(+7)9 − 11
(+3−5=12)
45.0%
9.0 / 20
32.6%
−22
0 = 1 0 = 0 = = = = = 1 = = 0 = = = 0 1
–   ChessBrainVB 3.743064+15
−15
(−5)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
64.3%
+54
= 1 = =
–   Minic 2.46 64-bit3054+23
−23
(−15)9.5 − 6.5
(+6−3=7)
59.4%
9.5 / 16
81.8%
+46
= 1 1 = 1 = 0 = 0 1 = = 1 = 1 0
–   Seer 1.2.1 64-bit3053+27
−27
(−16)1 − 0
(+1−0=0)
100.0%
1.0 / 1
80.5%
+INF
1
–   Marvin 4.0.0 64-bit3050+22
−22
(−19)9.5 − 11.5
(+6−8=7)
45.2%
9.5 / 21
88.2%
−54
= = = 1 0 0 = = 0 1 0 1 1 0 = 1 0 0 0 1 =
–   Rybka 3 64-bit3047+11
−11
(−22)9.5 − 6.5
(+7−4=5)
59.4%
9.5 / 16
94.5%
+39
1 1 = 0 1 0 = 1 = = 1 0 1 = 1 0
–   Fat Fritz Junior w510 64-bit3029+26
−26
(−40)9.5 − 6.5
(+7−4=5)
59.4%
9.5 / 16
98.6%
+27
0 = 1 = 1 = 0 0 = = 1 1 1 0 1 1
–   Topple 0.8.0 64-bit3025+60
−60
(−44)1 − 0
(+1−0=0)
100.0%
1.0 / 1
90.9%
+INF
1
–   Pirarucu 3.3.5 64-bit3020+17
−17
(−49)10.5 − 5.5
(+6−1=9)
65.6%
10.5 / 16
99.9%
+36
= = = 1 1 = 1 1 = 1 = 0 = = = 1
–   Critter 1.01 32-bit3019+18
−18
(−50)8.5 − 7.5
(+4−3=9)
53.1%
8.5 / 16
99.9%
−31
= 0 1 = 1 1 = = = = = 0 0 = 1 =
–   Komodo 2.03 32-bit3006+16
−16
(−63)10 − 6
(+5−1=10)
62.5%
10.0 / 16
100.0%
+5
= = 1 1 = = 1 = = = = = = 1 0 1
–   Monolith 2 64-bit3003+17
−17
(−66)12 − 8
(+5−1=14)
60.0%
12.0 / 20
100.0%
−12
= 1 = = = 1 = = = = 1 = = = 1 = 1 = = 0
–   Sting SF 24 64-bit3001+57
−57
(−68)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
98.4%
−1
= = = 1
–   Stockfish 1.9.1 32-bit3000+16
−16
(−69)11.5 − 4.5
(+8−1=7)
71.9%
11.5 / 16
100.0%
+67
1 1 1 1 = = = = 1 = 1 1 1 = = 0
–   Rodent IV 0.30 64-bit2999+40
−40
(−70)3 − 1
(+2−0=2)
75.0%
3.0 / 4
99.8%
+79
1 = = 1
–   Amoeba 3.2 64-bit2987+20
−21
(−82)13 − 7
(+8−2=10)
65.0%
13.0 / 20
100.0%
+6
= = 1 1 = = 1 = 1 1 1 = = = 0 1 = 0 = 1
–   Weiss 1.2 64-bit2983+18
−18
(−86)9.5 − 6.5
(+5−2=9)
59.4%
9.5 / 16
100.0%
−32
1 0 = 0 1 = = = = 1 1 = = = 1 =
–   FabChess 1.16 64-bit2983+21
−21
(−86)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+63
1 = 1 =
–   Deuterium 2019.2.37.73 64-bit2982+16
−16
(−87)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−4
1 1 0 =
–   Cheng 4.40 64-bit2944+75
−74
(−125)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
99.9%
−190
= 0 = =
–   Tucano 9.00 64-bit2926+24
−24
(−143)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−47
1 = 0 1
–   Dirty CUCUMBER 64-bit2917+12
−12
(−152)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
−1
= 1 1 =
–   Francesca MAD 0.29 64-bit2913+22
−21
(−156)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+132
1 = 1 1
–   Asymptote 0.8 64-bit2912+20
−20
(−157)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+131
= 1 1 1
–   Stash 23.0 64-bit2878+28
−28
(−191)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
−123
= = = 1
–   The Baron 3.44 64-bit2866+12
−12
(−203)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+24
1 0 1 1
–   Mr Bob 0.9.0 64-bit2840+26
−26
(−229)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−136
1 0 1 =
–   Cheese 2.2 64-bit2836+24
−24
(−233)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+55
= 1 1 1

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Created in 2005-2013 by CCRL team
Last games added on January 16, 2021