CCRL Blitz
Downloads and Statistics
April 10, 2021
Testing summary:
Total: 2'502'969 games
played by 2'977 programs

White wins: 962'290 (38.4%)
Black wins: 770'705 (30.8%)
Draws: 769'974 (30.8%)
White score: 53.8%

Engine Details

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Show each game results
CuckooChess 1.12 64-bit#176  (2595+13
−13
)Quote
Author: Peter Osterlund (Sweden) Link: Homepage (down)
This is one of the 3 CuckooChess versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Gaviota 0.85.1 64-bit2728+12
−12
(+133)7 − 25
(+3−21=8)
21.9%
7.0 / 32
0.0%
−75
1 0 0 = 0 0 0 1 0 0 0 0 0 = = = 0 = 0 0 0 = 0 0 0 = = 1 0 0 0 0
–   Stash 21.0 64-bit2720+16
−16
(+125)14 − 18
(+9−13=10)
43.8%
14.0 / 32
0.0%
+84
= 0 0 = 0 = 1 0 0 0 0 1 = 1 0 0 = = 1 = = 1 0 0 = 0 1 1 = 1 0 1
–   Gaviota 0.84 64-bit2687+12
−12
(+92)3 − 9
(+3−9=0)
25.0%
3.0 / 12
0.0%
−141
0 0 1 0 0 1 1 0 0 0 0 0
–   Bobcat 2.75 64-bit2676+13
−14
(+81)3.5 − 8.5
(+2−7=3)
29.2%
3.5 / 12
0.0%
−70
0 0 = 0 0 1 1 0 = 0 0 =
–   RedQueen 1.0.0 64-bit2675+15
−15
(+80)4 − 8
(+2−6=4)
33.3%
4.0 / 12
0.0%
−30
1 0 = 0 = 0 1 0 0 = 0 =
–   Dirty 25Aug2011 64-bit2668+14
−14
(+73)4 − 8
(+3−7=2)
33.3%
4.0 / 12
0.0%
−56
= = 0 0 0 1 0 1 0 0 1 0
–   Cheng3 1.07 64-bit2661+14
−15
(+66)13.5 − 9.5
(+11−7=5)
58.7%
13.5 / 23
0.0%
+129
1 1 1 0 0 0 0 = 1 = = 1 1 1 1 = 0 1 = 1 0 0 1
–   DiscoCheck 3.5.1 64-bit2654+16
−16
(+59)12 − 20
(+6−14=12)
37.5%
12.0 / 32
0.0%
−23
0 = = 0 = = = = 0 = 0 0 0 = 1 1 0 0 1 0 = 0 0 = 1 1 0 0 0 = = 1
–   Colossus 2008b2642+7
−7
(+47)10.5 − 20.5
(+8−18=5)
33.9%
10.5 / 31
0.0%
−77
= 0 1 0 = 0 1 0 1 0 0 = 0 0 1 = = 0 0 0 0 0 1 1 0 1 0 0 0 1 0
–   Cyrano 0.6b17 64-bit2641+8
−8
(+46)10.5 − 20.5
(+5−15=11)
33.9%
10.5 / 31
0.0%
−58
0 = = 0 0 0 1 0 = 1 0 0 = 1 1 0 0 = = 0 = 0 = 0 0 1 0 0 = = =
–   Deuterium 11.01.28.1592637+13
−13
(+42)8 − 4
(+7−3=2)
66.7%
8.0 / 12
0.0%
+169
= = 1 1 1 1 1 0 1 1 0 0
–   E.T. Chess 13.01.082634+7
−7
(+39)12 − 20
(+10−18=4)
37.5%
12.0 / 32
0.0%
−61
0 0 0 1 = 0 1 0 0 1 0 0 0 0 = 1 1 0 = 0 1 1 0 0 1 1 0 0 0 = 1 0
–   Halogen 7 64-bit2634+20
−20
(+39)19.5 − 12.5
(+17−10=5)
60.9%
19.5 / 32
0.1%
+122
0 0 1 0 1 0 0 1 0 1 0 = 1 1 1 0 1 = 0 1 = 1 = 1 1 0 1 1 1 1 1 =
–   ProDeo 1.72630+15
−15
(+35)10 − 20
(+7−17=6)
33.3%
10.0 / 30
0.0%
−91
1 0 = 0 0 = 0 0 0 0 1 = 0 = 1 1 1 0 0 0 0 1 = 1 0 = 0 0 0 0
–   Rodent 0.13 64-bit2625+28
−28
(+30)7 − 6
(+5−4=4)
53.8%
7.0 / 13
2.8%
+54
1 = 0 1 = = 0 0 1 0 1 = 1
–   Alfil 8.1.1 Optimized2625+9
−9
(+30)12.5 − 19.5
(+9−16=7)
39.1%
12.5 / 32
0.0%
−48
= = 0 0 0 0 1 1 0 0 = 0 1 1 1 = 1 = 1 0 1 0 0 0 = 0 0 0 0 0 1 =
–   WildCat 82624+7
−7
(+29)13.5 − 18.5
(+7−12=13)
42.2%
13.5 / 32
0.0%
−24
= = 0 0 0 1 0 0 = 1 = 0 = 1 0 1 = 1 = 0 = 1 0 0 0 1 = = = = 0 =
–   Movei 00.8.438 (10 10 10)2622+7
−7
(+27)11 − 21
(+7−17=8)
34.4%
11.0 / 32
0.0%
−82
1 0 1 1 0 0 1 0 0 = 0 0 0 0 = = 0 0 = = 0 0 1 0 0 = 0 = = 1 1 0
–   Philou 3.7.1 64-bit2619+9
−9
(+24)11 − 9
(+8−6=6)
55.0%
11.0 / 20
0.2%
+57
= 1 1 1 1 1 = 1 0 = = 1 0 1 0 0 0 = 0 =
–   Sloppy 0.2.2 64-bit2616+8
−7
(+21)16.5 − 13.5
(+12−9=9)
55.0%
16.5 / 30
0.3%
+59
1 = 1 1 0 1 1 1 = 0 0 0 1 1 1 0 1 = 1 0 0 = 0 1 = = 0 = = =
–   Slow Chess Blitz WV2.12615+6
−6
(+20)17 − 15
(+11−9=12)
53.1%
17.0 / 32
0.4%
+36
= = 0 0 0 1 1 = 0 = 0 0 1 1 = 0 = 1 = 1 = 1 = 1 = 1 = 1 1 0 = 0
–   Rodin 7.02613+15
−15
(+18)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
3.7%
+49
0 0 = 1 1 = = = = 1
–   ProDeo 1.62609+14
−13
(+14)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
7.8%
−43
0 0 0 0 0 = = 0 0 0 1 0 = 0 1 0 = 0 1 1 0 = = 0 1 1 1 1 1 = 1 0
–   GarboChess 2.20 64-bit2607+11
−11
(+12)12.5 − 19.5
(+8−15=9)
39.1%
12.5 / 32
8.0%
−65
= 0 1 0 0 0 = 1 = = = 1 1 0 1 0 0 0 1 = = 0 0 0 0 0 1 1 0 = = 0
–   Rodent 0.14 64-bit2605+31
−31
(+10)16.5 − 8.5
(+13−5=7)
66.0%
16.5 / 25
28.9%
+122
0 1 = 1 = 0 = 1 1 1 0 = 1 1 1 0 1 = = 1 1 = 1 1 0
–   Amyan 1.722604+7
−7
(+9)5 − 7
(+3−5=4)
41.7%
5.0 / 12
11.0%
−49
0 = = 1 0 0 0 1 0 = 1 =
–   Zappa 1.1 64-bit2604+11
−11
(+9)15.5 − 14.5
(+12−11=7)
51.7%
15.5 / 30
15.9%
+23
0 1 = = 0 0 0 0 0 1 1 = 1 0 = 1 1 0 0 1 0 1 1 = 1 = = 0 1 1
–   Pharaon 3.5.12603+7
−7
(+8)11.5 − 20.5
(+7−16=9)
35.9%
11.5 / 32
13.5%
−85
0 = 0 0 = = 1 0 0 0 0 = 1 = = = 0 0 0 0 1 1 0 0 1 0 0 0 1 = 1 =
–   Cheng3 1.05 64-bit2602+15
−15
(+7)5.5 − 5.5
(+5−5=1)
50.0%
5.5 / 11
25.6%
+12
1 0 0 0 = 0 1 1 1 1 0
–   Nawito 2012 64-bit2602+19
−19
(+7)14 − 18
(+9−13=10)
43.8%
14.0 / 32
26.9%
−36
0 1 0 = 0 0 = = = 1 0 1 0 0 = = 1 = 0 = 1 0 0 1 1 = 1 0 = 0 1 0
–   GNU Chess 5.07.173b 64-bit2597+11
−11
(+2)3.5 − 8.5
(+0−5=7)
29.2%
3.5 / 12
41.3%
−117
= = = 0 = = 0 0 0 0 = =
–   GNU Chess 5.07.1705b (TCEC) 64-bit2596+14
−14
(+1)5 − 7
(+4−6=2)
41.7%
5.0 / 12
45.7%
−65
1 1 = 0 0 0 = 0 1 0 1 0
–   Arasan 14.1 64-bit2592+28
−28
(−3)14 − 10
(+12−8=4)
58.3%
14.0 / 24
58.5%
+58
1 1 0 1 1 = 1 0 0 = 0 1 1 0 1 = = 1 0 1 1 1 0 0
–   N2 0.4 64-bit2591+9
−10
(−4)5 − 7
(+2−4=6)
41.7%
5.0 / 12
67.8%
−53
1 0 0 = 0 1 = = = 0 = =
–   KnightX 2.61 64-bit2590+20
−20
(−5)24 − 8
(+21−5=6)
75.0%
24.0 / 32
65.8%
+185
0 1 1 1 1 1 0 = 1 1 = 1 0 1 1 1 1 1 = = 0 1 = 1 1 1 0 1 1 = 1 1
–   Betsabe II 20202588+18
−18
(−7)17 − 15
(+13−11=8)
53.1%
17.0 / 32
73.1%
+18
1 0 1 1 = 1 = 0 1 0 1 0 0 1 = 1 = 0 1 = 0 = 0 0 1 1 = 1 = 0 1 0
–   Ruffian 1.0.52585+9
−9
(−10)13 − 19
(+8−14=10)
40.6%
13.0 / 32
89.4%
−73
0 = 0 0 0 = 1 1 = = 0 0 1 = 1 1 = 0 0 1 0 0 1 0 = 0 = 0 = 0 1 =
–   Arasan 13.2 64-bit2582+16
−16
(−13)3.5 − 8.5
(+3−8=1)
29.2%
3.5 / 12
89.8%
−184
1 1 0 0 0 0 1 = 0 0 0 0
–   Francesca MAD 0.192581+10
−10
(−14)7 − 5
(+4−2=6)
58.3%
7.0 / 12
95.9%
+35
1 = = = = 1 = = 1 0 0 1
–   Cheng3 1.04 64-bit2581+16
−16
(−14)7 − 5
(+6−4=2)
58.3%
7.0 / 12
91.4%
+50
0 0 0 1 1 1 = 1 1 = 0 1
–   Hamsters 0.7.12579+7
−8
(−16)13 − 19
(+6−12=14)
40.6%
13.0 / 32
98.2%
−76
= 1 1 0 = = 0 = 1 0 0 1 = 0 = = 0 = 1 0 = 1 = 0 0 0 = 0 = = = 0
–   Rodent 0.15 64-bit2576+22
−22
(−19)25 − 10
(+22−7=6)
71.4%
25.0 / 35
92.8%
+145
1 = 0 1 = 1 1 = 0 1 0 1 1 1 1 1 = 1 1 0 1 1 1 1 1 1 1 = 1 0 1 = 0 0 1
–   Arasan 13.1 64-bit2575+18
−18
(−20)4.5 − 7.5
(+3−6=3)
37.5%
4.5 / 12
96.4%
−105
0 1 = = 0 0 0 0 = 1 0 1
–   Pseudo 0.7c2574+8
−8
(−21)14.5 − 17.5
(+11−14=7)
45.3%
14.5 / 32
99.7%
−54
1 0 1 1 = = 0 = 0 0 0 1 = 0 1 0 0 0 1 0 1 0 1 0 0 1 = = 0 1 1 =
–   Rotor 0.62573+12
−12
(−22)7 − 5
(+4−2=6)
58.3%
7.0 / 12
99.4%
+31
= 1 = = = 0 1 0 = 1 1 =
–   Maverick 1.5 64-bit2572+11
−11
(−23)10.5 − 9.5
(+10−9=1)
52.5%
10.5 / 20
99.6%
0
= 0 0 0 0 1 1 1 1 1 0 1 0 0 1 1 1 1 0 0
–   SOS 5.12572+7
−7
(−23)14.5 − 14.5
(+8−8=13)
50.0%
14.5 / 29
99.9%
−21
1 = = 0 = 0 1 0 1 0 1 = = = 1 = 0 = = = 0 1 = 0 = 0 = 1 1
–   Lozza 2.0 64-bit2572+19
−19
(−23)21.5 − 10.5
(+17−6=9)
67.2%
21.5 / 32
97.6%
+99
1 1 = 1 = 1 = = = 1 1 1 0 1 1 0 = 1 1 1 0 1 1 1 0 0 1 0 = 1 = =
–   Francesca MAD 0.182570+17
−16
(−25)5.5 − 5.5
(+4−4=3)
50.0%
5.5 / 11
99.2%
−25
= 1 1 1 = 0 0 = 0 0 1
–   Aristarch 4.502568+7
−7
(−27)20 − 12
(+15−7=10)
62.5%
20.0 / 32
100.0%
+60
= = 1 0 = = 0 1 1 1 = = 1 1 1 0 0 0 0 = 1 = 1 1 1 = 1 = 1 1 1 0
–   Petir 4.392565+10
−10
(−30)6 − 6
(+4−4=4)
50.0%
6.0 / 12
100.0%
−30
= = 0 = = 1 0 1 0 0 1 1
–   Glass 1.7 64-bit2556+14
−14
(−39)5.5 − 6.5
(+4−5=3)
45.8%
5.5 / 12
100.0%
−66
0 = 1 0 = 0 0 0 1 = 1 1
–   The Baron 2.23 64-bit2555+8
−8
(−40)17.5 − 14.5
(+13−10=9)
54.7%
17.5 / 32
100.0%
−5
= 1 0 = 0 0 1 1 1 = 1 0 1 0 0 0 1 1 = 0 1 1 0 1 0 = = = 1 = 1 =
–   Supernova 2.2 64-bit2553+19
−19
(−42)20 − 12
(+15−7=10)
62.5%
20.0 / 32
100.0%
+44
= 0 1 1 0 1 = = = = = 0 0 1 1 0 1 = 1 1 1 0 1 0 1 1 = 1 = = 1 1
–   Philou 3.602551+15
−15
(−44)6.5 − 5.5
(+5−4=3)
54.2%
6.5 / 12
100.0%
−16
1 0 = 0 = 0 0 1 1 = 1 1
–   Ktulu 4.22545+11
−11
(−50)17.5 − 13.5
(+14−10=7)
56.5%
17.5 / 31
100.0%
0
1 = 0 1 1 = 1 1 1 1 = 1 0 0 0 0 = 0 0 1 = 0 = = 1 0 0 1 1 1 1
–   Ufim 8.022541+7
−6
(−54)20 − 12
(+17−9=6)
62.5%
20.0 / 32
100.0%
+37
1 0 = 1 = = = 1 1 1 0 0 1 0 0 1 1 1 1 0 1 = 1 0 1 1 1 0 1 1 = 0
–   Hermann 2.6 64-bit2540+13
−14
(−55)7 − 5
(+6−4=2)
58.3%
7.0 / 12
100.0%
+11
1 = 1 = 1 0 1 1 0 0 1 0
–   AnMon 5.752537+7
−7
(−58)16 − 16
(+13−13=6)
50.0%
16.0 / 32
100.0%
−61
= 1 0 0 0 0 1 1 0 0 1 1 = 1 = 0 1 0 1 1 0 = 1 1 0 0 = 0 1 1 = 0
–   SmarThink 0.17a2537+10
−10
(−58)21.5 − 10.5
(+18−7=7)
67.2%
21.5 / 32
100.0%
+69
1 1 0 1 1 = 1 1 1 1 1 = = 0 1 1 0 1 1 = 1 0 = 1 = = 1 0 0 1 0 1
–   Velvet 1.0.0 64-bit2534+19
−19
(−61)27 − 5
(+26−4=2)
84.4%
27.0 / 32
100.0%
+254
1 = 1 1 1 1 1 1 = 1 1 1 1 0 1 1 1 1 1 1 1 1 1 0 1 1 0 1 1 1 0 1
–   Hermann 2.8 64-bit2531+8
−8
(−64)9 − 3
(+7−1=4)
75.0%
9.0 / 12
100.0%
+107
= = = 1 1 0 1 1 1 1 1 =
–   DanaSah 4.662530+18
−18
(−65)8.5 − 3.5
(+7−2=3)
70.8%
8.5 / 12
100.0%
+84
= 1 1 1 0 1 0 = = 1 1 1
–   GreKo 8.2 64-bit2526+14
−14
(−69)7.5 − 4.5
(+6−3=3)
62.5%
7.5 / 12
100.0%
+16
0 = 0 = = 1 1 1 0 1 1 1
–   Rodin 4.02512+14
−13
(−83)8 − 4
(+5−1=6)
66.7%
8.0 / 12
100.0%
+13
1 = = = 1 = 0 1 = 1 1 =
–   Pupsi2 0.082507+13
−13
(−88)7.5 − 4.5
(+5−2=5)
62.5%
7.5 / 12
100.0%
−11
= 1 = = 1 1 1 = 1 0 = 0
–   Green Light Chess 3.01.2.22505+8
−8
(−90)17.5 − 14.5
(+13−10=9)
54.7%
17.5 / 32
100.0%
−55
= 0 0 = 0 = 1 = 0 1 1 0 1 1 0 1 0 1 0 = 1 = = 1 1 0 = 1 1 1 0 =
–   Yace 0.99.872503+7
−7
(−92)17.5 − 13.5
(+14−10=7)
56.5%
17.5 / 31
100.0%
−48
1 = = = 1 1 1 = 1 = 1 0 1 = 0 1 1 0 0 0 1 1 0 0 1 1 0 0 = 1 0
–   Little Goliath Evolution 3.122503+6
−7
(−92)22 − 9
(+15−2=14)
71.0%
22.0 / 31
100.0%
+36
= 1 1 1 1 = 1 1 1 0 1 = = = = 0 = = = 1 1 = 1 1 1 = 1 = = 1 =
–   Trace 1.37a2499+7
−7
(−96)18.5 − 13.5
(+17−12=3)
57.8%
18.5 / 32
100.0%
−32
0 1 0 0 1 0 0 0 0 = = 1 1 1 1 0 0 1 0 1 1 1 1 1 1 1 0 0 = 1 1 1
–   nanoSzachy 3.92494+13
−13
(−101)10 − 2
(+9−1=2)
83.3%
10.0 / 12
100.0%
+166
1 1 1 1 1 1 1 = 1 = 0 1
–   Pepito 1.59 32-bit2492+13
−13
(−103)18 − 14
(+14−10=8)
56.3%
18.0 / 32
100.0%
−59
0 1 = 0 1 1 1 1 0 1 1 = = 0 1 1 1 1 = 0 0 1 0 0 = = 0 = 1 0 = 1
–   Bruja 1.9.1 64-bit2491+9
−9
(−104)22.5 − 9.5
(+17−4=11)
70.3%
22.5 / 32
100.0%
+32
= 1 1 0 1 = 1 1 0 1 1 1 1 1 0 1 1 = 1 = 1 1 = = = = 1 = = 1 = 0
–   Tao 5.62489+8
−8
(−106)18 − 14
(+12−8=12)
56.3%
18.0 / 32
100.0%
−64
0 = 0 0 0 1 = = = 0 1 = = = 1 1 1 0 0 0 1 = 1 = = 1 1 = = 1 1 1
–   Kiwi 0.6d 64-bit2470+10
−10
(−125)21 − 11
(+18−8=6)
65.6%
21.0 / 32
100.0%
−6
1 1 1 1 1 1 1 0 1 0 1 0 1 0 1 = = 1 0 = 1 0 1 = = = 1 1 0 1 0 1
–   Cerebro 3.03d2470+8
−8
(−125)19 − 13
(+16−10=6)
59.4%
19.0 / 32
100.0%
−52
0 = 1 0 1 0 1 1 = 0 1 1 1 1 1 1 1 0 0 1 0 = 0 = 1 0 1 0 1 = 1 =
–   Dorky 4.3 64-bit2466+11
−11
(−129)8.5 − 3.5
(+7−2=3)
70.8%
8.5 / 12
100.0%
+22
1 = = 1 0 1 1 1 1 1 = 0
–   Delphil 3.1 64-bit2466+22
−23
(−129)6 − 4
(+4−2=4)
60.0%
6.0 / 10
100.0%
−65
= 1 = 1 1 = 1 0 0 =
–   Pawny 0.3 64-bit2462+13
−13
(−133)5.5 − 6.5
(+4−5=3)
45.8%
5.5 / 12
100.0%
−159
1 0 0 0 1 0 = = 1 0 1 =
–   Delphil 2.82450+14
−14
(−145)7 − 5
(+6−4=2)
58.3%
7.0 / 12
100.0%
−81
1 = 1 1 1 0 0 1 0 1 = 0
–   Counter 1.22446+10
−9
(−149)23 − 9
(+19−5=8)
71.9%
23.0 / 32
100.0%
+10
1 1 1 1 = 1 1 = 1 1 = = 1 1 1 = 1 0 1 = 1 0 1 0 1 1 1 = 0 = 1 0
–   Atlas 3.14b 64-bit2435+13
−13
(−160)7 − 5
(+5−3=4)
58.3%
7.0 / 12
100.0%
−104
0 1 = 0 1 0 1 1 1 = = =
–   King of Kings 2.562432+9
−9
(−163)23.5 − 8.5
(+20−5=7)
73.4%
23.5 / 32
100.0%
+10
1 1 1 1 0 1 1 = 1 1 = 1 = = 1 = 1 1 1 0 1 1 1 0 1 0 1 0 = 1 = 1
–   Abrok 5.02432+8
−8
(−163)27 − 5
(+27−5=0)
84.4%
27.0 / 32
100.0%
+180
1 1 1 1 1 1 0 0 1 1 1 1 0 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1
–   Eeyore 1.52 64-bit2428+9
−9
(−167)6 − 6
(+5−5=2)
50.0%
6.0 / 12
100.0%
−167
0 0 = 0 1 = 1 0 1 1 1 0
–   Hussar 0.42421+9
−9
(−174)7.5 − 4.5
(+5−2=5)
62.5%
7.5 / 12
100.0%
−92
= 1 = 0 = 0 1 = 1 1 1 =
–   Typhoon 1.00-3582413+17
−17
(−182)8 − 4
(+8−4=0)
66.7%
8.0 / 12
100.0%
−33
0 1 1 0 1 1 1 0 1 0 1 1
–   Amy 0.87b2383+9
−9
(−212)27.5 − 4.5
(+26−3=3)
85.9%
27.5 / 32
100.0%
+111
1 = 1 1 1 1 1 1 = 0 1 1 1 1 0 1 1 1 1 = 0 1 1 1 1 1 1 1 1 1 1 1

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Rating changes with played games


Created in 2005-2013 by CCRL team
Last games added on April 10, 2021