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

Options
Show each game results
Koivisto 4.0 64-bit (3113+15
−15		)Quote
Authors: Kim Kahre (Finland) , Finn Eggers (Germany) Link: Homepage
This is one of the 12 Koivisto versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Defenchess 2.2 64-bit3251+7
−7		(+138)5 − 11
(+1−7=8)		31.3%
5.0 / 16
0.0%
+11
–   Schooner 2.2 64-bit3250+7
−7		(+137)4.5 − 11.5
(+1−8=7)		28.1%
4.5 / 16
0.0%
−16
–   RubiChess 1.8 64-bit3235+16
−16		(+122)5 − 11
(+1−7=8)		31.3%
5.0 / 16
0.0%
−5
–   Arasan 22.2 64-bit3201+18
−18		(+88)4 − 16
(+3−15=2)		20.0%
4.0 / 20
0.0%
−171
–   Wasp 4.50 64-bit3199+14
−14		(+86)9.5 − 10.5
(+5−6=9)		47.5%
9.5 / 20
0.0%
+64
–   Arasan 22.3 64-bit3188+19
−19		(+75)8.5 − 11.5
(+2−5=13)		42.5%
8.5 / 20
0.0%
+28
–   DanaSah 8.8 64-bit3182+20
−20		(+69)10 − 14
(+4−8=12)		41.7%
10.0 / 24
0.0%
+9
–   Berserk 4.2.0 64-bit3177+19
−19		(+64)9 − 11
(+2−4=14)		45.0%
9.0 / 20
0.0%
+31
–   Laser 1.6 64-bit3175+8
−8		(+62)7.5 − 8.5
(+2−3=11)		46.9%
7.5 / 16
0.0%
+38
–   Seer 2.0.1 64-bit3174+19
−19		(+61)11 − 13
(+5−7=12)		45.8%
11.0 / 24
0.0%
+30
–   Winter 0.9 64-bit3171+11
−11		(+58)8.5 − 11.5
(+2−5=13)		42.5%
8.5 / 20
0.0%
+10
–   Clover 2.3.1 64-bit3169+20
−20		(+56)11 − 13
(+4−6=14)		45.8%
11.0 / 24
0.0%
+26
–   NirvanaChess 2.5 64-bit3168+10
−10		(+55)11.5 − 16.5
(+3−8=17)		41.1%
11.5 / 28
0.0%
−3
–   Roc 1.7 64-bit3168+17
−17		(+55)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
0.0%
−79
–   Orion 0.8 64-bit3161+13
−13		(+48)18.5 − 19.5
(+9−10=19)
48.7%
18.5 / 38
0.0%
+39
–   Gull 3 64-bit3161+6
−6		(+48)7 − 9
(+5−7=4)		43.8%
7.0 / 16
0.0%
−2
–   Roc 0.7 64-bit3158+8
−8		(+45)1 − 0
(+1−0=0)		100.0%
1.0 / 1
0.0%
+INF
–   Minic 3.07 64-bit3155+20
−20		(+42)2 − 2
(+0−0=4)		50.0%
2.0 / 4
0.0%
+42
–   Marvin 5.0.0 64-bit3154+15
−15		(+41)10.5 − 13.5
(+3−6=15)		43.8%
10.5 / 24
0.0%
0
–   Halogen 9 64-bit3153+19
−19		(+40)8 − 16
(+1−9=14)		33.3%
8.0 / 24
0.0%
−68
–   Andscacs 0.88 64-bit3148+12
−12		(+35)7.5 − 8.5
(+2−3=11)		46.9%
7.5 / 16
0.0%
+16
–   Combusken 1.4.0 64-bit3146+13
−13		(+33)17 − 25
(+8−16=18)
40.5%
17.0 / 42
0.0%
−35
–   Vajolet2 2.8 64-bit3145+10
−10		(+32)8 − 8
(+3−3=10)		50.0%
8.0 / 16
0.0%
+31
–   Cheng 4.41 64-bit 4CPU3145+19
−19		(+32)23 − 27
(+7−11=32)
46.0%
23.0 / 50
0.4%
+6
–   Toga III 0.3.12 64-bit3138+21
−21		(+25)4 − 4
(+3−3=2)		50.0%
4.0 / 8
2.5%
+24
–   Fritz 15 64-bit3136+8
−8		(+23)7.5 − 8.5
(+4−5=7)		46.9%
7.5 / 16
0.3%
0
–   Toga III 0.2 64-bit3134+18
−18		(+21)14.5 − 17.5
(+7−10=15)
45.3%
14.5 / 32
3.3%
−13
–   Stash 30.0 64-bit3130+20
−20		(+17)5 − 3
(+2−0=6)		62.5%
5.0 / 8
8.4%
+94
–   Beef 0.3.6 64-bit3124+16
−16		(+11)5 − 11
(+0−6=10)		31.3%
5.0 / 16
16.2%
−108
–   Invictus r382 64-bit3124+10
−10		(+11)9.5 − 9.5
(+5−5=9)		50.0%
9.5 / 19
10.8%
+15
–   chess22k 1.14 64-bit3117+11
−11		(+4)4.5 − 7.5
(+0−3=9)		37.5%
4.5 / 12
32.6%
−71
–   Wasp 4.0 64-bit3115+16
−16		(+2)9 − 11
(+3−5=12)		45.0%
9.0 / 20
42.3%
−33
–   Texel 1.07 64-bit3114+9
−9		(+1)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
47.2%
−111
–   Stash 29.0 64-bit3103+18
−18		(−10)7.5 − 6.5
(+4−3=7)		53.6%
7.5 / 14
80.7%
+9
–   Weiss 1.3 64-bit3103+18
−18		(−10)8 − 8
(+3−3=10)		50.0%
8.0 / 16
80.6%
−12
–   ChessBrainVB 3.743102+12
−12		(−11)10.5 − 9.5
(+6−5=9)		52.5%
10.5 / 20
87.5%
+3
–   iCE 4.0 64-bit3100+10
−10		(−13)8 − 4
(+6−2=4)		66.7%
8.0 / 12
93.1%
+113
–   Seer 1.2.1 64-bit3090+19
−19		(−23)9.5 − 6.5
(+5−2=9)		59.4%
9.5 / 16
97.6%
+35
–   Minic 3.04 64-bit3089+22
−22		(−24)2 − 2
(+0−0=4)		50.0%
2.0 / 4
96.1%
−24
–   Marvin 4.0.0 64-bit3087+19
−19		(−26)9.5 − 11.5
(+6−8=7)		45.2%
9.5 / 21
98.7%
−66
–   Minic 2.46 64-bit3086+19
−19		(−27)9.5 − 6.5
(+6−3=7)		59.4%
9.5 / 16
98.7%
+45
–   Minic 3.03 64-bit3085+21
−21		(−28)13 − 11
(+6−4=14)		54.2%
13.0 / 24
98.5%
+1
–   Rybka 3 64-bit3076+8
−8		(−37)9.5 − 6.5
(+7−4=5)		59.4%
9.5 / 16
100.0%
+32
–   Fat Fritz Junior w510 64-bit3065+22
−22		(−48)9.5 − 6.5
(+7−4=5)		59.4%
9.5 / 16
100.0%
+29
–   Critter 1.01 32-bit3053+14
−14		(−60)8.5 − 7.5
(+4−3=9)		53.1%
8.5 / 16
100.0%
−37
–   Counter 3.8 64-bit3052+21
−21		(−61)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+109
–   Pirarucu 3.3.5 64-bit3051+11
−11		(−62)13.5 − 6.5
(+8−1=11)		67.5%
13.5 / 20
100.0%
+51
–   Monolith 2 64-bit3041+10
−10		(−72)14 − 10
(+7−3=14)		58.3%
14.0 / 24
100.0%
−16
–   Komodo 2.03 32-bit3040+13
−13		(−73)10 − 6
(+5−1=10)		62.5%
10.0 / 16
100.0%
+7
–   Topple 0.8.0 64-bit3040+15
−15		(−73)5 − 3
(+3−1=4)		62.5%
5.0 / 8
100.0%
+11
–   Stockfish 1.9.1 32-bit3038+13
−13		(−75)11.5 − 4.5
(+8−1=7)		71.9%
11.5 / 16
100.0%
+77
–   Rodent IV 0.30 64-bit3034+16
−16		(−79)5 − 3
(+3−1=4)		62.5%
5.0 / 8
100.0%
+2
–   Cheng 4.41 64-bit3033+10
−10		(−80)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
+32
–   FabChess 1.16 64-bit3029+10
−10		(−84)5 − 3
(+3−1=4)		62.5%
5.0 / 8
100.0%
0
–   Stash 27.0 64-bit3022+21
−21		(−91)2 − 2
(+0−0=4)		50.0%
2.0 / 4
100.0%
−91
–   Bagatur 2.2a 64-bit3021+22
−22		(−92)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−92
–   Amoeba 3.2 64-bit3019+16
−16		(−94)13 − 7
(+8−2=10)		65.0%
13.0 / 20
100.0%
+7
–   Weiss 1.2 64-bit3018+13
−13		(−95)9.5 − 6.5
(+5−2=9)		59.4%
9.5 / 16
100.0%
−32
–   Deuterium 2019.2.37.73 64-bit3011+12
−12		(−102)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
−7
–   Counter 3.7 64-bit2999+20
−20		(−114)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+52
–   Cheng 4.40 64-bit2996+12
−12		(−117)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
100.0%
−194
–   Bagatur 2.2c 64-bit2989+22
−22		(−124)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
100.0%
−46
–   Tucano 9.00 64-bit2968+14
−14		(−145)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
−32
–   Dirty CUCUMBER 64-bit2941+9
−9		(−172)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
−5
–   Asymptote 0.8 64-bit2940+11
−11		(−173)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+119
–   Francesca MAD 0.29 64-bit2937+18
−18		(−176)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+116
–   Stash 23.0 64-bit2903+21
−21		(−210)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
100.0%
−132
–   The Baron 3.44 64-bit2886+9
−9		(−227)3 − 1
(+3−1=0)		75.0%
3.0 / 4
100.0%
+7
–   Mr Bob 0.9.0 64-bit2856+15
−15		(−257)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
−154
–   Cheese 2.2 64-bit2846+15
−15		(−267)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+25
1029 games: 239 wins, 258 losses, 532 draws (51.7%), score: 49.1%

Rating changes by day

Rating changes with played games

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