CCRL 40/15
Downloads and Statistics
February 28, 2021
Testing summary:
Total: 1'220'774 games
played by 2'799 programs

White wins: 419'368 (34.4%)
Black wins: 308'512 (25.3%)
Draws: 492'894 (40.4%)
White score: 54.5%

Engine Details

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Winter 0.9 64-bit#37  (3127+18
−18
)Quote
Author: Jonathan Rosenthal (Switzerland) Link: Homepage
This is one of the 12 Winter versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   SlowChess Blitz 2.3 64-bit3280+15
−16
(+153)6 − 16
(+2−12=8)
27.3%
6.0 / 22
0.0%
+3
= 0 = 0 = 0 1 = 0 0 0 0 0 = 0 0 0 = = = 1 0
–   Igel 2.8.0 64-bit3265+15
−15
(+138)7.5 − 14.5
(+0−7=15)
34.1%
7.5 / 22
0.0%
+54
0 = 0 = = 0 = 0 = = = = 0 0 = = 0 = = = = =
–   Pedone 3.0 64-bit3246+17
−17
(+119)4 − 12
(+1−9=6)
25.0%
4.0 / 16
0.0%
−44
= = 0 0 = 0 = = 0 1 0 0 0 = 0 0
–   RofChade 2.3 64-bit3240+11
−11
(+113)2 − 6
(+0−4=4)
25.0%
2.0 / 8
0.0%
−37
0 0 = 0 = = 0 =
–   Laser 1.7 64-bit3207+8
−8
(+80)11.5 − 14.5
(+3−6=17)
44.2%
11.5 / 26
0.0%
+45
= 0 = = 1 0 = 0 0 = 0 = = = = = 0 = 1 = = = = = 1 =
–   RofChade 2.202 64-bit3205+12
−12
(+78)9.5 − 12.5
(+5−8=9)
43.2%
9.5 / 22
0.0%
+37
1 = 0 = 0 = 0 = 1 0 0 1 = 1 0 0 1 = = 0 = =
–   Defenchess 2.2 64-bit3203+9
−10
(+76)10 − 20
(+2−12=16)
33.3%
10.0 / 30
0.0%
−21
0 = = 0 1 0 = = 0 = 0 = = = 1 0 0 = = = = 0 = 0 0 0 = 0 = =
–   Schooner 2.2 64-bit3203+10
−10
(+76)11.5 − 22.5
(+3−14=17)
33.8%
11.5 / 34
0.0%
−20
1 0 = 0 = 0 0 = 0 = = = = 0 0 = = 0 0 = = = = 0 = 1 0 = 0 1 0 = 0 =
–   Stockfish 5 64-bit3192+16
−16
(+65)9.5 − 12.5
(+3−6=13)
43.2%
9.5 / 22
0.0%
+27
1 = = 1 = = 0 0 = 0 0 = 0 = 1 = = = = 0 = =
–   RubiChess 1.8 64-bit3188+20
−20
(+61)10.5 − 19.5
(+3−12=15)
35.0%
10.5 / 30
0.0%
−28
0 = 0 0 1 = = = = = = 0 0 = 0 = = 1 0 = = 0 0 = 0 0 = 0 = 1
–   Andscacs 0.95 64-bit3180+9
−9
(+53)4.5 − 7.5
(+2−5=5)
37.5%
4.5 / 12
0.0%
−20
0 = 1 0 = 0 = = 0 0 = 1
–   Wasp 4.50 64-bit3159+26
−26
(+32)5.5 − 8.5
(+2−5=7)
39.3%
5.5 / 14
2.3%
−29
0 = = 0 = = = 1 = = 0 0 0 1
–   Arasan 22.2 64-bit3155+25
−25
(+28)15.5 − 12.5
(+7−4=17)
55.4%
15.5 / 28
3.2%
+56
1 0 = = 0 1 1 1 1 0 1 = = = = = = = 1 = = = = = = 0 = =
–   Roc 1.6 64-bit3155+22
−22
(+28)12 − 10
(+4−2=16)
54.5%
12.0 / 22
2.6%
+49
= = 1 1 1 1 = = = = = 0 = = = = = = = = = 0
–   Arasan 22.1 64-bit3146+20
−20
(+19)15 − 19
(+6−10=18)
44.1%
15.0 / 34
7.1%
−13
= = = = = = 0 = = 1 0 0 0 0 = 1 = 1 = 0 = = = 1 1 = 0 = = 0 0 = 0 1
–   Lc0 0.24.0 w591226 64-bit3143+33
−33
(+16)10.5 − 11.5
(+4−5=13)
47.7%
10.5 / 22
18.5%
+2
= 1 = 1 1 = 0 = = 1 = = 0 0 = = 0 = = 0 = =
–   NirvanaChess 2.5 64-bit3131+20
−20
(+4)16 − 16
(+8−8=16)
50.0%
16.0 / 32
37.6%
+2
= = = 1 1 = 1 0 = = 1 = = 1 1 1 0 = = = = 0 0 = 0 0 = = 0 1 = 0
–   Pedone 2.1 64-bit3128+21
−21
(+1)21.5 − 16.5
(+12−7=19)
56.6%
21.5 / 38
45.3%
+39
= = = 1 = = = 1 1 0 = = = 1 = 0 1 0 1 1 = = 1 = 1 0 = 1 = = 0 1 = = = 1 0 0
–   Roc 1.7 64-bit3125+24
−24
(−2)8 − 12
(+4−8=8)
40.0%
8.0 / 20
54.9%
−64
= 0 0 0 1 = = 0 1 1 = = = = 0 0 1 0 0 =
–   Orion 0.8 64-bit3123+22
−22
(−4)17.5 − 16.5
(+5−4=25)
51.5%
17.5 / 34
61.1%
+4
0 = 0 = = = = = = 1 = = 0 = = 1 = = = 0 = = = 1 = = 1 1 = = = = = =
–   Lc0 0.26.3 w703810 64-bit3122+78
−78
(−5)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
54.8%
+74
1 = 1 0
–   Lc0 0.26.2 w703810 64-bit3120+32
−32
(−7)10 − 6
(+6−2=8)
62.5%
10.0 / 16
63.5%
+69
= 1 = = = = 1 = 1 1 0 = = 0 1 1
–   Combusken 1.4.0 64-bit3112+21
−21
(−15)20.5 − 13.5
(+14−7=13)
60.3%
20.5 / 34
85.6%
+51
= = 0 1 = = 1 = 0 1 1 0 1 0 1 0 = 1 1 1 1 = 1 = = 0 1 = = 0 1 = 1 =
–   Halogen 9 64-bit3111+22
−22
(−16)12.5 − 15.5
(+6−9=13)
44.6%
12.5 / 28
86.4%
−47
= 1 = 1 = = 0 0 = 1 0 = 1 1 = 1 0 = 0 0 = = = 0 0 = 0 =
–   Houdini 1.5a 64-bit3109+10
−10
(−18)2 − 2
(+1−1=2)
50.0%
2.0 / 4
94.8%
−18
0 = = 1
–   Marvin 5.0.0 64-bit3104+27
−27
(−23)7.5 − 8.5
(+2−3=11)
46.9%
7.5 / 16
91.8%
−40
= = = = = 1 1 = = = 0 = 0 0 = =
–   Komodo 5.1 64-bit3103+17
−17
(−24)12.5 − 9.5
(+8−5=9)
56.8%
12.5 / 22
96.5%
+18
= 1 1 1 = 0 1 1 0 = 1 1 0 = = = = = = 1 0 0
–   Vajolet2 2.8 64-bit3100+15
−15
(−27)14 − 16
(+6−8=16)
46.7%
14.0 / 30
98.6%
−47
1 0 = 1 = = 0 = 0 0 = = = 1 = = 0 1 = 0 = = = = 1 0 = 1 0 =
–   Beef 0.3.6 64-bit3098+27
−27
(−29)10 − 10
(+5−5=10)
50.0%
10.0 / 20
96.1%
−26
= = = 1 0 1 = = = = 1 0 = 0 = 1 0 = 0 1
–   Demolito 2020-05-14 64-bit3089+19
−19
(−38)10.5 − 11.5
(+4−5=13)
47.7%
10.5 / 22
99.8%
−51
1 0 = 0 = = 1 = = = = 0 1 0 = = = = 0 = = 1
–   Houdini 1.5a 32-bit3088+12
−12
(−39)11.5 − 10.5
(+7−6=9)
52.3%
11.5 / 22
100.0%
−23
1 = = 0 1 = = 1 0 = 1 0 1 1 = 0 1 = = = 0 0
–   Demolito 2020-12-24 64-bit3087+79
−81
(−40)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
83.0%
+49
0 = 1 1
–   Strelka 5.5 32-bit3086+15
−15
(−41)14 − 8
(+9−3=10)
63.6%
14.0 / 22
100.0%
+44
1 1 1 = 1 = = 1 0 = = 1 = 1 1 = 1 = 0 0 = =
–   chess22k 1.14 64-bit3078+17
−17
(−49)12 − 10
(+6−4=12)
54.5%
12.0 / 22
100.0%
−23
1 0 1 0 = = = = 1 = = 1 = = 1 1 0 = = = = 0
–   Wasp 4.0 64-bit3076+19
−19
(−51)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+99
1 1 = =
–   Critter 1.4 32-bit3071+13
−13
(−56)13 − 9
(+9−5=8)
59.1%
13.0 / 22
100.0%
+8
0 1 1 = 1 = 1 = 1 0 1 = = 0 0 = 0 = 1 = 1 1
–   Koivisto 4.0 64-bit3070+22
−21
(−57)11.5 − 8.5
(+5−2=13)
57.5%
11.5 / 20
100.0%
−17
0 = 1 = = = = = = = 1 1 = = = 1 = = 1 0
–   iCE 4.0 64-bit3060+15
−15
(−67)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−162
= 1 0 0
–   Seer 1.2.1 64-bit3056+24
−24
(−71)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
100.0%
−360
0 0 = 0
–   Minic 2.46 64-bit3055+22
−22
(−72)14.5 − 7.5
(+10−3=9)
65.9%
14.5 / 22
100.0%
+30
1 = 1 = 1 = 1 1 = = = = 0 1 1 1 1 0 1 0 = =
–   Minic 3.03 64-bit3048+26
−26
(−79)10 − 10
(+5−5=10)
50.0%
10.0 / 20
100.0%
−76
= = = 1 = 0 1 = 0 1 = 0 = = 0 = 1 0 = 1
–   Rybka 3 64-bit3047+11
−11
(−80)12 − 10
(+9−7=6)
54.5%
12.0 / 22
100.0%
−46
0 0 1 = = = = 1 1 0 1 1 0 = 0 = 0 0 1 1 1 1
–   Topple 0.8.0 64-bit3010+24
−24
(−117)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+165
= 1 1 1
–   Rodent IV 0.30 64-bit2995+34
−34
(−132)17 − 5
(+13−1=8)
77.3%
17.0 / 22
100.0%
+48
1 = 1 = = 1 1 = 1 = = 1 1 1 1 1 = 1 = 1 1 0

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Created in 2005-2013 by CCRL team
Last games added on February 28, 2021