CCRL 40/15
Downloads and Statistics
August 1, 2020
Testing summary:
Total: 1'166'106 games
played by 2'690 programs

White wins: 402'287 (34.5%)
Black wins: 297'247 (25.5%)
Draws: 466'572 (40.0%)
White score: 54.5%

Engine Details

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chess22k 1.3 64-bit (2538+24
−24
)Quote
Author: Sander Maassen vd Brink Link: github
This is one of the 13 chess22k versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   ECE 19.6.6.3 64-bit2691+22
−22
(+153)3 − 7
(+3−7=0)
30.0%
3.0 / 10
0.0%
−29
–   Ethereal 8.19 64-bit2685+23
−23
(+147)1.5 − 8.5
(+0−7=3)
15.0%
1.5 / 10
0.0%
−105
–   K2 0.952664+18
−19
(+126)2.5 − 5.5
(+0−3=5)
31.3%
2.5 / 8
0.0%
+24
–   Minic 0.47 64-bit2657+30
−30
(+119)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
0.0%
+76
–   GreKo 2018.01 64-bit2645+27
−27
(+107)4.5 − 7.5
(+3−6=3)
37.5%
4.5 / 12
0.0%
+21
–   DanaSah 7.32640+14
−14
(+102)4 − 5
(+3−4=2)
44.4%
4.0 / 9
0.0%
+54
–   Counter 2.6 64-bit2634+25
−25
(+96)2 − 6
(+0−4=4)
25.0%
2.0 / 8
0.0%
−57
–   Orion 0.6 64-bit2627+19
−19
(+89)4.5 − 7.5
(+3−6=3)
37.5%
4.5 / 12
0.0%
−1
–   Nawito 19062627+22
−22
(+89)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
0.0%
−29
–   FabChess 1.11 64-bit2615+32
−32
(+77)1.5 − 4.5
(+1−4=1)
25.0%
1.5 / 6
0.0%
−112
–   Monolith 0.4 64-bit2608+19
−19
(+70)0.5 − 5.5
(+0−5=1)
8.3%
0.5 / 6
0.0%
−287
–   Nawito 18122598+20
−20
(+60)5 − 3
(+4−2=2)
62.5%
5.0 / 8
0.0%
+153
–   Gogobello 1.2 64-bit2596+28
−28
(+58)7 − 7
(+6−6=2)
50.0%
7.0 / 14
0.1%
+61
–   Betsabe II 1.962591+22
−22
(+53)5 − 3
(+4−2=2)
62.5%
5.0 / 8
0.1%
+146
–   Nawito 1.1d2585+28
−28
(+47)4.5 − 5.5
(+4−5=1)
45.0%
4.5 / 10
0.6%
+9
–   Schooner 1.83 64-bit2584+25
−25
(+46)5.5 − 6.5
(+2−3=7)
45.8%
5.5 / 12
0.4%
+27
–   Asymptote 0.4.2 64-bit2584+18
−18
(+46)4 − 6
(+2−4=4)
40.0%
4.0 / 10
0.1%
−13
–   K2 0.872583+18
−17
(+45)5 − 5
(+3−3=4)
50.0%
5.0 / 10
0.1%
+40
–   Marvin 2.1.0 64-bit2581+26
−26
(+43)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
0.8%
+214
–   Delocto 0.6 64-bit2579+15
−15
(+41)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.1%
−86
–   Counter 2.1.0 64-bit2574+24
−24
(+36)5.5 − 6.5
(+4−5=3)
45.8%
5.5 / 12
1.6%
+5
–   Minic 0.43 64-bit2569+29
−29
(+31)6 − 4
(+4−2=4)
60.0%
6.0 / 10
5.0%
+94
–   Capivara LK 0.09b02g 64-bit2562+16
−16
(+24)2.5 − 7.5
(+2−7=1)
25.0%
2.5 / 10
4.7%
−183
–   Counter 2.0.2 64-bit2561+26
−25
(+23)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
9.6%
−14
–   Ghost 3 64-bit2558+25
−25
(+20)3.5 − 6.5
(+3−6=1)
35.0%
3.5 / 10
12.4%
−102
–   Francesca MAD 0.192558+15
−15
(+20)3 − 7
(+1−5=4)
30.0%
3.0 / 10
7.7%
−107
–   Dorky 4.8 64-bit2557+14
−14
(+19)8 − 4
(+6−2=4)
66.7%
8.0 / 12
8.0%
+127
–   Ghost 3.1 64-bit2551+15
−15
(+13)7 − 9
(+5−7=4)
43.8%
7.0 / 16
17.8%
−31
–   Betsabe II 1.842545+14
−14
(+7)5 − 7
(+3−5=4)
41.7%
5.0 / 12
29.8%
−52
–   Maverick 1.5 64-bit2537+14
−14
(−1)1 − 3
(+1−3=0)
25.0%
1.0 / 4
53.1%
−236
–   Fridolin 2.00 64-bit2531+15
−15
(−7)6 − 4
(+4−2=4)
60.0%
6.0 / 10
67.6%
+55
–   nanoSzachy 4.1 64-bit2530+17
−17
(−8)4.5 − 5.5
(+4−5=1)
45.0%
4.5 / 10
70.4%
−44
–   Bagatur 1.5f 64-bit2526+18
−18
(−12)8 − 8
(+4−4=8)
50.0%
8.0 / 16
77.5%
−17
–   ECE X22513+28
−28
(−25)7.5 − 6.5
(+6−5=3)
53.6%
7.5 / 14
91.3%
+2
–   FrankWalter 2.3.5 64-bit2513+24
−24
(−25)6 − 4
(+6−4=0)
60.0%
6.0 / 10
92.8%
+63
–   Shield 1.3.1 64-bit2510+20
−20
(−28)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
96.0%
0
–   WyldChess 1.1 64-bit2501+28
−28
(−37)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
97.8%
+46
–   Dorky 4.5 64-bit2500+19
−19
(−38)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
99.3%
+251
–   Arasan 10.32498+23
−23
(−40)4 − 5
(+3−4=2)
44.4%
4.0 / 9
99.1%
−86
–   Pepito 1.59.2 64-bit2496+17
−17
(−42)3 − 7
(+2−6=2)
30.0%
3.0 / 10
99.8%
−191
–   Pupsi2 0.092496+17
−17
(−42)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
99.8%
−78
–   Jumbo 0.6.96 64-bit2490+19
−18
(−48)5 − 3
(+4−2=2)
62.5%
5.0 / 8
99.9%
+41
–   MadChess 2.1 64-bit2476+25
−25
(−62)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+220
–   Bruja 1.9.1 64-bit2476+18
−18
(−62)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
+35
–   Schooner 1.7.0 64-bit2470+24
−24
(−68)2 − 2
(+2−2=0)
50.0%
2.0 / 4
100.0%
−68
–   Betsabe II 1.662465+22
−22
(−73)4.5 − 9.5
(+4−9=1)
32.1%
4.5 / 14
100.0%
−222
–   Counter 1.99 64-bit2463+32
−32
(−75)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
100.0%
−29
–   Bagatur 1.4e 64-bit2455+30
−30
(−83)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
+21
–   Nemeton 1.512453+22
−22
(−85)8.5 − 5.5
(+7−4=3)
60.7%
8.5 / 14
100.0%
−6
–   Abrok 5.02445+18
−18
(−93)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
100.0%
−61
–   Shallow r694 64-bit2444+18
−18
(−94)6 − 4
(+5−3=2)
60.0%
6.0 / 10
100.0%
−19
–   Lozza 1.17a 64-bit2443+17
−18
(−95)11.5 − 2.5
(+10−1=3)
82.1%
11.5 / 14
100.0%
+151
–   Eeyore 1.52 64-bit2441+17
−17
(−97)7 − 3
(+6−2=2)
70.0%
7.0 / 10
100.0%
+52
–   TJchess 1.3 64-bit2435+17
−17
(−103)9 − 5
(+8−4=2)
64.3%
9.0 / 14
100.0%
+8
–   Cmcchess 2.6 64-bit2421+17
−17
(−117)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
−10
–   Ifrit m1.8 64-bit2412+18
−18
(−126)8 − 2
(+7−1=2)
80.0%
8.0 / 10
100.0%
+109
–   Queen 4.032409+18
−18
(−129)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
−22
–   Tigran 2.4n 64-bit2401+17
−17
(−137)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
100.0%
+34
–   Simplex 0.9.8 64-bit2400+17
−17
(−138)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
100.0%
−106
–   Patzer 3.802397+19
−19
(−141)9 − 1
(+9−1=0)
90.0%
9.0 / 10
100.0%
+290
–   Myrddin 0.87 64-bit2395+13
−13
(−143)8.5 − 1.5
(+8−1=1)
85.0%
8.5 / 10
100.0%
+164
–   Alex 2.14a 64-bit2393+18
−18
(−145)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
100.0%
−104
–   Orion 0.3.0 64-bit2388+19
−19
(−150)6 − 4
(+5−3=2)
60.0%
6.0 / 10
100.0%
−82
–   Jumbo 0.4.17 64-bit2343+28
−28
(−195)7.5 − 2.5
(+7−2=1)
75.0%
7.5 / 10
100.0%
+14

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Created in 2005-2013 by CCRL team
Last games added on August 1, 2020