CCRL 40/40
Downloads and Statistics
January 13, 2018
Testing summary:
Total: 780'914 games
played by 2'018 programs
107860 CPU days (X2 4600+)

White wins: 267'852 (34.3%)
Black wins: 198'301 (25.4%)
Draws: 314'761 (40.3%)
White score: 54.5%

Engine Details

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Show each game results
K2 0.87#135  (2581+20
−20
)Quote
Author: Sergey Meus (Russia) Link: Download
This is one of the 8 K2 versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Carballo 1.7 64-bit2736+19
−19
(+155)5 − 7
(+3−5=4)
41.7%
5.0 / 12
0.0%
+95
0 0 = = 1 1 1 = 0 0 = 0
–   ProDeo 2.22725+20
−20
(+144)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
+1
= 0 = 0
–   Tucano 6.00 64-bit2724+15
−16
(+143)0.5 − 7.5
(+0−7=1)
6.3%
0.5 / 8
0.0%
−266
= 0 0 0 0 0 0 0
–   Marvin 2.2.0 64-bit2721+26
−26
(+140)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.0%
−86
1 0 0 0
–   Cheese 1.9 64-bit2711+20
−20
(+130)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+130
= = 1 0
–   Carballo 1.6 64-bit2710+27
−27
(+129)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Amoeba 2.1 64-bit2709+29
−29
(+128)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−160
0 = 0 0
–   Ktulu 82704+9
−9
(+123)2 − 8
(+0−6=4)
20.0%
2.0 / 10
0.0%
−75
0 = = 0 = 0 0 0 = 0
–   Octochess r4741 64-bit2696+32
−32
(+115)3.5 − 6.5
(+2−5=3)
35.0%
3.5 / 10
0.0%
+12
0 0 1 0 1 0 = 0 = =
–   Scorpio 2.6 32-bit2695+32
−32
(+114)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
0.0%
−59
0 0 0 = 0 0 = = 0 1
–   Zurichess Graubuenden 64-bit2688+25
−25
(+107)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−42
0 0 = =
–   Gogobello 1.4 64-bit2687+29
−29
(+106)5 − 7
(+1−3=8)
41.7%
5.0 / 12
0.0%
+64
= = = 0 = = = 0 0 1 = =
–   Devel 1.80902682+27
−27
(+101)3 − 1
(+2−0=2)
75.0%
3.0 / 4
0.0%
+250
1 = = 1
–   Cheese 1.8 64-bit2682+20
−20
(+101)1.5 − 6.5
(+1−6=1)
18.8%
1.5 / 8
0.0%
−160
0 0 0 0 1 0 = 0
–   Chessmaster 11 Leonidas2681+21
−21
(+100)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
0.0%
+140
0 = 1 1 1 0 1 = 0 =
–   Tornado 4.82 32-bit2681+34
−35
(+100)2 − 8
(+0−6=4)
20.0%
2.0 / 10
0.0%
−95
0 = 0 0 = 0 = = 0 0
–   Arminius 2017-01-01 64-bit2678+20
−21
(+97)4 − 8
(+0−4=8)
33.3%
4.0 / 12
0.0%
+5
0 0 = 0 = = = = = = = 0
–   chess22k 1.4 64-bit2674+27
−27
(+93)6.5 − 7.5
(+3−4=7)
46.4%
6.5 / 14
0.0%
+70
1 1 0 = = = = = 0 0 0 1 = =
–   ChessBrainVB 2.052668+23
−23
(+87)2 − 1
(+1−0=2)
66.7%
2.0 / 3
0.0%
+169
1 = =
–   RedQueen 1.1.98 64-bit2662+21
−21
(+81)7 − 9
(+6−8=2)
43.8%
7.0 / 16
0.0%
+28
1 0 1 0 0 1 0 1 1 0 0 0 = = 0 1
–   CM9000 Enforcer2659+21
−21
(+78)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−64
= 0
–   ECE X3 64-bit2657+24
−24
(+76)8 − 6
(+5−3=6)
57.1%
8.0 / 14
0.0%
+117
= 1 0 1 = 1 = 0 1 = 0 = 1 =
–   Floyd 0.9 64-bit2656+19
−19
(+75)9 − 15
(+7−13=4)
37.5%
9.0 / 24
0.0%
−21
0 1 = 1 0 1 0 0 1 0 0 1 0 0 0 0 = 1 0 0 = = 0 1
–   Cyrano 0.6b17 64-bit2652+24
−24
(+71)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Philou 3.7.1 64-bit2652+14
−14
(+71)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+71
= =
–   Cyrano 0.6b17 32-bit2647+14
−14
(+66)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
0.0%
+33
0 1 0 = 0 1 1 0 = =
–   WyldChess 1.4 64-bit2639+27
−26
(+58)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
−37
1 = 0 0
–   Gandalf 7 64-bit2630+26
−26
(+49)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.2%
−108
= 0
–   Rodin 8.02627+16
−16
(+46)16.5 − 22.5
(+7−13=19)
42.3%
16.5 / 39
0.0%
0
= 0 = 1 0 = = = = 0 = = = = 1 0 0 = = = 0 1 1 0 0 0 1 = 0 0 = 0 = = 1 0 = 1 =
–   Hamsters 0.72626+24
−24
(+45)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.2%
−83
0 1 = = 0 0 = = 0 0
–   Ruffian 2.1.02621+13
−13
(+40)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.1%
−117
= 0
–   Phalanx XXV2614+17
−17
(+33)17 − 20
(+11−14=12)
45.9%
17.0 / 37
0.6%
+7
0 = 1 0 0 1 = 0 1 = = = = 1 1 0 0 0 = 0 0 = 1 0 1 1 1 0 1 = = 0 0 = = 0 1
–   Arasan 13.2 32-bit2609+33
−33
(+28)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
8.1%
−7
1 0 = 1 = = 0 0 1 0
–   GreKo 2015-ML 64-bit2609+25
−25
(+28)6.5 − 7.5
(+4−5=5)
46.4%
6.5 / 14
4.6%
+3
1 0 1 0 0 0 = = 1 = 0 1 = =
–   DanaSah 6.502604+22
−22
(+23)8 − 13
(+4−9=8)
38.1%
8.0 / 21
6.3%
−55
0 1 = 1 0 0 = 0 0 0 1 0 = = 0 0 = = = 1 =
–   Arminius 2015-08-06 64-bit2602+20
−20
(+21)7 − 7
(+3−3=8)
50.0%
7.0 / 14
6.9%
+21
= = = = = 0 1 = 1 = 0 0 1 =
–   Donna 4.0 64-bit2602+17
−17
(+21)16.5 − 19.5
(+9−12=15)
45.8%
16.5 / 36
5.7%
−3
= 0 0 0 = 0 = 0 0 1 = 0 = 1 1 1 = 0 = 1 = = = 1 0 = 0 1 = = = = 1 0 0 1
–   DanaSah 6.802600+28
−27
(+19)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
13.2%
+101
1 0 1 =
–   Gogobello 1.3 64-bit2599+27
−27
(+18)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
14.7%
+49
= = 1 1 = = = 0 0 1
–   Gogobello 1.2 64-bit2593+28
−28
(+12)3.5 − 6.5
(+3−6=1)
35.0%
3.5 / 10
25.2%
−104
0 0 0 1 0 0 = 1 0 1
–   Muse 0.953 64-bit2592+18
−18
(+11)7.5 − 6.5
(+6−5=3)
53.6%
7.5 / 14
21.5%
+38
= 1 1 = 0 0 0 0 1 0 = 1 1 1
–   N2 0.4 64-bit2590+16
−16
(+9)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
24.1%
+46
1 1 0 1 = = 0 1 0 =
–   GreKo 2016 64-bit2590+21
−22
(+9)2 − 2
(+1−1=2)
50.0%
2.0 / 4
27.2%
+9
= = 1 0
–   Ethereal 7.78 64-bit2586+25
−25
(+5)4.5 − 8.5
(+2−6=5)
34.6%
4.5 / 13
37.6%
−94
0 = = = 0 0 = 0 1 1 0 0 =
–   GarboChess 3.0 64-bit2585+17
−17
(+4)2 − 8
(+0−6=4)
20.0%
2.0 / 10
39.0%
−194
= 0 = 0 = = 0 0 0 0
–   Marvin 2.1.0 64-bit2582+27
−28
(+1)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
48.8%
+93
0 = 1 1
–   tomitankChess 1.5 64-bit2579+30
−30
(−2)3 − 5
(+1−3=4)
37.5%
3.0 / 8
54.7%
−75
= 1 0 = 0 = = 0
–   Jellyfish 1.1 64-bit2575+17
−17
(−6)8 − 10
(+4−6=8)
44.4%
8.0 / 18
68.9%
−40
0 = 1 = 0 1 = 0 = 1 1 0 = = = = 0 0
–   Counter 2.1.0 64-bit2574+28
−28
(−7)8.5 − 3.5
(+6−1=5)
70.8%
8.5 / 12
65.9%
+122
= 1 = = 0 1 = 1 1 = 1 1
–   DanaSah 7.02570+49
−49
(−11)3 − 1
(+2−0=2)
75.0%
3.0 / 4
66.1%
+137
1 1 = =
–   Brutus 8.05 64-bit2566+27
−27
(−15)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
81.6%
+141
1 =
–   Coiled 0.4 64-bit2562+20
−20
(−19)13 − 11
(+9−7=8)
54.2%
13.0 / 24
92.2%
+8
1 = 1 1 0 = = = 0 = 1 1 = 1 1 = 1 0 = 0 0 0 1 0
–   Zurichess Glarus 64-bit2556+27
−27
(−25)5 − 5
(+2−2=6)
50.0%
5.0 / 10
93.0%
−21
0 = 0 = 1 = = = = 1
–   Capivara LK 0.09b02c 64-bit2556+21
−21
(−25)5 − 5
(+4−4=2)
50.0%
5.0 / 10
95.7%
−25
1 1 1 0 1 0 0 = = 0
–   Capivara LK 0.09b02g 64-bit2555+18
−18
(−26)6 − 2
(+4−0=4)
75.0%
6.0 / 8
97.1%
+127
= = 1 = 1 1 = 1
–   JikChess 0.02 64-bit2555+17
−17
(−26)8 − 6
(+7−5=2)
57.1%
8.0 / 14
97.6%
+28
0 0 1 = 1 0 1 1 1 0 0 1 1 =
–   Carballo 1.5 64-bit2553+26
−26
(−28)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
95.3%
−59
= 0 = = 1 0 = = 0 1
–   Gogobello 1.1 64-bit2552+29
−28
(−29)6 − 4
(+4−2=4)
60.0%
6.0 / 10
95.3%
+29
0 = 1 = = 1 1 = 0 1
–   Counter 2.0.2 64-bit2551+27
−27
(−30)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
96.2%
−57
= 1 0 0 = = 0 1 = =
–   WyldChess 1.3 64-bit2546+29
−29
(−35)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
97.7%
+136
= = 1 = 0 1 1 1 1 1
–   Ghost 3.1 64-bit2546+23
−23
(−35)10.5 − 9.5
(+7−6=7)
52.5%
10.5 / 20
98.9%
−21
= = 1 0 = 1 1 1 0 0 1 = 1 0 = = 0 0 1 =
–   Ghost 3 64-bit2545+27
−27
(−36)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
98.5%
−67
0 = 0 1 1 0 = 1 = 0
–   tomitankChess 1.4 64-bit2544+28
−28
(−37)1 − 1
(+1−1=0)
50.0%
1.0 / 2
98.2%
−37
1 0
–   nanoSzachy 4.1 64-bit2532+18
−17
(−49)7 − 7
(+4−4=6)
50.0%
7.0 / 14
100.0%
−45
1 = 0 = = 0 1 = 0 = 0 1 = 1
–   chess22k 1.3 64-bit2527+29
−29
(−54)5 − 5
(+3−3=4)
50.0%
5.0 / 10
99.9%
−49
= 0 0 = 0 1 = 1 = 1
–   Hermann 2.8 64-bit2527+18
−18
(−54)6 − 4
(+4−2=4)
60.0%
6.0 / 10
100.0%
+9
= 1 1 = 1 0 0 1 = =
–   Fridolin 2.0 64-bit2525+16
−16
(−56)6 − 4
(+4−2=4)
60.0%
6.0 / 10
100.0%
+7
1 0 = = 1 1 = = 0 1
–   ECE X22508+28
−28
(−73)6 − 4
(+5−3=2)
60.0%
6.0 / 10
100.0%
−4
0 1 1 1 1 = 0 = 1 0
–   Floyd 0.8 64-bit2507+25
−25
(−74)4.5 − 5.5
(+4−5=1)
45.0%
4.5 / 10
100.0%
−117
1 1 = 1 0 0 0 0 0 1
–   MadChess 2.2 64-bit2505+25
−25
(−76)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
+28
0 0 1 1 1 = = 1 = 1
–   WyldChess 1.1 64-bit2504+30
−31
(−77)7 − 1
(+6−0=2)
87.5%
7.0 / 8
100.0%
+208
1 1 1 = 1 1 = 1
–   CyberPagno 3.0 64-bit2503+20
−20
(−78)8 − 2
(+6−0=4)
80.0%
8.0 / 10
100.0%
+117
1 1 = 1 = 1 1 = 1 =
–   Betsabe II 1.752500+26
−26
(−81)8 − 2
(+7−1=2)
80.0%
8.0 / 10
100.0%
+154
1 0 = 1 = 1 1 1 1 1
–   ECE X2498+32
−32
(−83)7.5 − 2.5
(+5−0=5)
75.0%
7.5 / 10
100.0%
+65
1 = = = = 1 1 1 1 =
–   Bagatur 1.5e 64-bit2498+29
−29
(−83)4.5 − 3.5
(+2−1=5)
56.3%
4.5 / 8
100.0%
−46
= = 1 0 = 1 = =
–   WyldChess 1.2 64-bit2471+30
−30
(−110)5.5 − 2.5
(+5−2=1)
68.8%
5.5 / 8
100.0%
+37
1 1 1 = 1 0 0 1
–   Schooner 1.7.0 64-bit2465+24
−24
(−116)5 − 5
(+3−3=4)
50.0%
5.0 / 10
100.0%
−116
= = = 1 0 0 1 1 0 =
–   Counter 1.99 64-bit2459+32
−32
(−122)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
100.0%
−56
= 1 0 1 0 1
–   Bagatur 1.4e 64-bit2450+30
−30
(−131)8.5 − 1.5
(+8−1=1)
85.0%
8.5 / 10
100.0%
+175
0 1 1 1 1 1 1 1 = 1
–   Nemeton 1.512443+23
−23
(−138)2 − 4
(+0−2=4)
33.3%
2.0 / 6
100.0%
−227
= = = = 0 0
–   Bearded N44.5 64-bit2435+35
−35
(−146)4 − 2
(+3−1=2)
66.7%
4.0 / 6
100.0%
−39
1 0 1 = 1 =
–   Nemeton 1.62426+27
−28
(−155)7.5 − 2.5
(+5−0=5)
75.0%
7.5 / 10
100.0%
−9
1 = 1 = = = 1 1 1 =

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
K2 0.87
played with current
participants of this list
Represented by
1-2-CPU#1312588467itself
32-bit    12nothing
32-bit 1-2-CPU    12nothing
32-bit single-CPU    12nothing
All#1252588467itself
Free#1142589467itself
Free 1-2-CPU#1192588467itself
Free 32-bit    12nothing
Free 32-bit 1-2-CPU    12nothing
Free 32-bit single-CPU    12nothing
Free single-CPU#1192588467itself
Single-CPU#1312588467itself

Created in 2005-2013 by CCRL team
Last games added on January 13, 2018