CCRL Blitz
Downloads and Statistics
September 26, 2020
Testing summary:
Total: 2'375'566 games
played by 2'806 programs

White wins: 914'963 (38.5%)
Black wins: 735'833 (31.0%)
Draws: 724'770 (30.5%)
White score: 53.8%

Engine Details

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Show each game results
Betsy 6.51 Nobook#275‑276  (2355+12
−12
)Quote
Author: Landon W. Rabern (USA) Links: Homepage, WBEC
This is the only Betsy version we tested.
OpponentEloDiffResultsScoreLOSPerf
–   chess22k 1.8 64-bit2958+17
−17
(+603)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Cheng 4.39 64-bit2942+8
−8
(+587)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Bison 9.11 64-bit2761+9
−9
(+406)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   BugChess2 1.9 64-bit2759+8
−8
(+404)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Delfi 5.42682+7
−7
(+327)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   RedQueen 1.1.98 64-bit2667+12
−12
(+312)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Rotor 0.82611+10
−10
(+256)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   GarboChess 3.0 64-bit2577+21
−20
(+222)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Deuterium 09.01.26.4922560+17
−17
(+205)2.5 − 27.5
(+0−25=5)
8.3%
2.5 / 30
0.0%
−155
–   AnMon 5.752538+7
−7
(+183)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Fridolin 2.00 64-bit2538+11
−11
(+183)1 − 0
(+1−0=0)
100.0%
1.0 / 1
0.0%
+INF
–   JikChess 0.02 64-bit2522+12
−11
(+167)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Little Goliath Evolution 3.122503+7
−6
(+148)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Drosophila 1.5.1 64-bit2477+15
−15
(+122)6 − 10
(+5−9=2)
37.5%
6.0 / 16
0.0%
+30
–   Kiwi 0.6d 64-bit2469+10
−10
(+114)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+293
–   Dimitri 4.002466+18
−18
(+111)15 − 14
(+13−12=4)
51.7%
15.0 / 29
0.0%
+127
–   Jumbo 0.6.10 64-bit2460+18
−18
(+105)12.5 − 7.5
(+11−6=3)
62.5%
12.5 / 20
0.0%
+203
–   LittleThought 1.052 64-bit2452+9
−9
(+97)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Matacz 1.3 HT742442+14
−14
(+87)10 − 22
(+8−20=4)
31.3%
10.0 / 32
0.0%
−61
–   Ares 1.005.2 64-bit2440+13
−13
(+85)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Flux 2.2.12440+20
−20
(+85)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   SpiderChess 0706032439+7
−7
(+84)12.5 − 19.5
(+6−13=13)
39.1%
12.5 / 32
0.0%
+14
–   King of Kings 2.562432+9
−9
(+77)14 − 18
(+11−15=6)
43.8%
14.0 / 32
0.0%
+30
–   LambChop 10.992432+8
−8
(+77)10.5 − 21.5
(+6−17=9)
32.8%
10.5 / 32
0.0%
−46
–   Eeyore 1.52 64-bit2428+9
−9
(+73)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+103
–   Nejmet 3.072423+8
−7
(+68)13 − 19
(+9−15=8)
40.6%
13.0 / 32
0.0%
+2
–   Gaia 3.5 64-bit2423+8
−8
(+68)14.5 − 25.5
(+10−21=9)
36.3%
14.5 / 40
0.0%
−33
–   Quark 2.352423+9
−9
(+68)12.5 − 20.5
(+8−16=9)
37.9%
12.5 / 33
0.0%
−14
–   Hussar 0.42420+9
−9
(+65)1 − 0
(+1−0=0)
100.0%
1.0 / 1
0.0%
+INF
–   Caligula 0.7b2420+16
−16
(+65)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+34
–   Dragon 4.62417+7
−8
(+62)14 − 18
(+10−14=8)
43.8%
14.0 / 32
0.0%
+17
–   Snitch 1.6.2 32-bit2417+10
−10
(+62)15 − 17
(+13−15=4)
46.9%
15.0 / 32
0.0%
+39
–   RomiChess P3n 64-bit2411+14
−14
(+56)1 − 0
(+1−0=0)
100.0%
1.0 / 1
0.0%
+INF
–   Lozza 1.17a 64-bit2407+18
−18
(+52)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   KnightDreamer 3.32393+11
−10
(+38)17.5 − 14.5
(+14−11=7)
54.7%
17.5 / 32
0.0%
+73
–   Bearded N44.5 64-bit2393+17
−17
(+38)14 − 16
(+9−11=10)
46.7%
14.0 / 30
0.0%
+15
–   PostModernist 10162390+10
−10
(+35)17 − 19
(+12−14=10)
47.2%
17.0 / 36
0.0%
+16
–   Leila 0.53h2387+8
−8
(+32)19.5 − 13.5
(+16−10=7)
59.1%
19.5 / 33
0.0%
+97
–   Diablo 0.5.12384+9
−9
(+29)32.5 − 38.5
(+18−24=29)
45.8%
32.5 / 71
0.0%
+1
–   Amy 0.87b2384+9
−9
(+29)18.5 − 14.5
(+14−10=9)
56.1%
18.5 / 33
0.0%
+68
–   Gosu 0.162381+8
−8
(+26)33 − 46
(+24−37=18)
41.8%
33.0 / 79
0.0%
−33
–   Myrddin 0.87 64-bit2379+12
−12
(+24)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.2%
−INF
–   Comet B682377+9
−9
(+22)12 − 20
(+10−18=4)
37.5%
12.0 / 32
0.1%
−73
–   Cmcchess 2.6 64-bit2376+11
−11
(+21)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.5%
−INF
–   Sjeng 12.132374+11
−11
(+19)13 − 19
(+9−15=8)
40.6%
13.0 / 32
0.7%
−45
–   Der Bringer 1.92373+8
−8
(+18)15 − 18
(+10−13=10)
45.5%
15.0 / 33
0.4%
−15
–   Djinn 0.925x2372+9
−9
(+17)10 − 22
(+7−19=6)
31.3%
10.0 / 32
1.1%
−124
–   Patzer 3.802372+9
−9
(+17)22 − 26
(+16−20=12)
45.8%
22.0 / 48
0.9%
−13
–   Giraffe 20161023 64-bit2370+14
−14
(+15)1 − 0
(+1−0=0)
100.0%
1.0 / 1
5.0%
+INF
–   Muse 0.899b2370+9
−9
(+15)18 − 14
(+13−9=10)
56.3%
18.0 / 32
1.5%
+57
–   Dirty ACCA32368+15
−15
(+13)13.5 − 16.5
(+10−13=7)
45.0%
13.5 / 30
8.9%
−25
–   The Crazy Bishop 00522364+8
−8
(+9)18 − 14
(+14−10=8)
56.3%
18.0 / 32
11.4%
+51
–   Homer 2.012356+9
−9
(+1)34.5 − 29.5
(+27−22=15)
53.9%
34.5 / 64
43.6%
+28
–   Glass 1.32355+16
−16
(0)13.5 − 16.5
(+11−14=5)
45.0%
13.5 / 30
50.1%
−41
–   Dimitri 3.932352+24
−24
(−3)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
60.0%
−33
–   Amateur 2.862352+24
−24
(−3)12 − 10
(+10−8=4)
54.5%
12.0 / 22
59.3%
+28
–   Amateur 2.822350+8
−8
(−5)35 − 27
(+29−21=12)
56.5%
35.0 / 62
75.9%
+43
–   Phalanx XXII Reborn JA2350+13
−13
(−5)12.5 − 19.5
(+10−17=5)
39.1%
12.5 / 32
71.1%
−89
–   GNU Chess 5.07.9b 64-bit2346+15
−15
(−9)22.5 − 17.5
(+19−14=7)
56.3%
22.5 / 40
82.9%
+35
–   Tigran 2.4n 64-bit2343+11
−10
(−12)0 − 1
(+0−1=0)
0.0%
0.0 / 1
93.2%
−INF
–   Horizon 4.42342+8
−8
(−13)35.5 − 29.5
(+29−23=13)
54.6%
35.5 / 65
97.2%
+20
–   Queen 4.032335+8
−8
(−20)36.5 − 27.5
(+26−17=21)
57.0%
36.5 / 64
99.8%
+26
–   Arion 1.72332+7
−7
(−23)28 − 34
(+18−24=20)
45.2%
28.0 / 62
100.0%
−55
–   Thor's Hammer 2.28 32-bit2329+13
−13
(−26)15.5 − 16.5
(+13−14=5)
48.4%
15.5 / 32
99.9%
−40
–   Sorgenkind 0.42328+12
−11
(−27)28.5 − 37.5
(+23−32=11)
43.2%
28.5 / 66
100.0%
−78
–   Sage 3.532324+8
−8
(−31)32.5 − 33.5
(+26−27=13)
49.2%
32.5 / 66
100.0%
−36
–   Chezzz 1.0.32321+8
−8
(−34)20 − 14
(+13−7=14)
58.8%
20.0 / 34
100.0%
+23
–   Jumbo 0.5.27 64-bit2321+24
−24
(−34)13 − 9
(+11−7=4)
59.1%
13.0 / 22
99.4%
+24
–   Jazz 840 64-bit2319+19
−19
(−36)0 − 1
(+0−1=0)
0.0%
0.0 / 1
99.9%
−INF
–   Mediocre 0.5 64-bit2319+11
−11
(−36)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
–   Barbarossa 0.4.0 64-bit2316+12
−12
(−39)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−8
–   Aice 0.99.22315+9
−9
(−40)23 − 25
(+17−19=12)
47.9%
23.0 / 48
100.0%
−52
–   Asterisk 0.62306+10
−10
(−49)37 − 27
(+29−19=16)
57.8%
37.0 / 64
100.0%
+8
–   EveAnn 1.71a2306+15
−15
(−49)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
–   Averno 0.812306+9
−9
(−49)23.5 − 9.5
(+19−5=9)
71.2%
23.5 / 33
100.0%
+102
–   Joker 1.1.142301+12
−12
(−54)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−84
–   Tytan 9.32 64-bit2297+13
−13
(−58)37.5 − 27.5
(+29−19=17)
57.7%
37.5 / 65
100.0%
−1
–   Resp 0.19 64-bit Nobook2296+10
−10
(−59)21.5 − 9.5
(+19−7=5)
69.4%
21.5 / 31
100.0%
+91
–   KnightX 1.922296+8
−7
(−59)29 − 33
(+24−28=10)
46.8%
29.0 / 62
100.0%
−84
–   Thor's Hammer 2.29 64-bit2294+26
−26
(−61)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Eeyore 1.482288+12
−12
(−67)43.5 − 18.5
(+35−10=17)
70.2%
43.5 / 62
100.0%
+74
–   Ayito 0.2.9942286+10
−11
(−69)21 − 11
(+19−9=4)
65.6%
21.0 / 32
100.0%
+57
–   Matilde 2008 64-bit2281+13
−13
(−74)40 − 24
(+31−15=18)
62.5%
40.0 / 64
100.0%
+13
–   Clunk 1.1 64-bit2280+73
−73
(−75)0 − 1
(+0−1=0)
0.0%
0.0 / 1
97.8%
−INF
–   Esc 1.162267+9
−9
(−88)20.5 − 11.5
(+16−7=9)
64.1%
20.5 / 32
100.0%
+10
–   Rival 1.0.1 64-bit2266+13
−13
(−89)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−58
–   EXchess 5.01b 64-bit2264+13
−13
(−91)22 − 10
(+18−6=8)
68.8%
22.0 / 32
100.0%
+46
–   Scidlet 3.61 64-bit2264+11
−11
(−91)20.5 − 11.5
(+16−7=9)
64.1%
20.5 / 32
100.0%
+6
–   Zeus 1.292261+9
−9
(−94)38 − 27
(+31−20=14)
58.5%
38.0 / 65
100.0%
−31
–   Doctor 3.02260+18
−18
(−95)20 − 12
(+14−6=12)
62.5%
20.0 / 32
100.0%
−14
–   Natwarlal 0.142260+8
−7
(−95)34 − 31
(+25−22=18)
52.3%
34.0 / 65
100.0%
−76
–   KMTChess 1.2.1 64-bit2258+17
−17
(−97)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−66
–   Anechka 0.082233+8
−8
(−122)27 − 13
(+23−9=8)
67.5%
27.0 / 40
100.0%
+9
–   Dorpsgek Eve's Temptation 64-bit2232+16
−15
(−123)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Ant 2006-F2231+9
−9
(−124)21 − 13
(+18−10=6)
61.8%
21.0 / 34
100.0%
−33
–   GopherCheck 0.2.3 64-bit2230+13
−13
(−125)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−94
–   AliChess 4.252227+10
−10
(−128)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
–   Dorky 3.482225+13
−13
(−130)26.5 − 5.5
(+24−3=5)
82.8%
26.5 / 32
100.0%
+137
–   Adam 3.32219+10
−10
(−136)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Buzz 0.08 64-bit2212+12
−12
(−143)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   RamJet 0.132212+15
−15
(−143)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
–   ChessAlex 2.0r42207+15
−15
(−148)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Chispa 4.0.32206+8
−8
(−149)25 − 8
(+17−0=16)
75.8%
25.0 / 33
100.0%
+7
–   CyberPagno 2.12205+10
−10
(−150)22.5 − 9.5
(+19−6=7)
70.3%
22.5 / 32
100.0%
+1
–   Beowulf 2.4a 32-bit2202+10
−10
(−153)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Latista (Sinobyl) 1.52195+11
−11
(−160)25 − 8
(+23−6=4)
75.8%
25.0 / 33
100.0%
+49
–   Uralochka 1.1b2188+11
−11
(−167)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Madeleine 0.22183+9
−9
(−172)22 − 10
(+17−5=10)
68.8%
22.0 / 32
100.0%
−42
–   Blitzkrieg rev337 64-bit2161+12
−12
(−194)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   InmiChess3.06N2161+10
−10
(−194)24 − 8
(+21−5=6)
75.0%
24.0 / 32
100.0%
−1
–   InmiChess 3.052160+26
−26
(−195)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Fortress 1.622136+8
−8
(−219)22 − 10
(+19−7=6)
68.8%
22.0 / 32
100.0%
−75
–   Nesik 0.7.0 alpha2132+9
−9
(−223)27 − 5
(+24−2=6)
84.4%
27.0 / 32
100.0%
+50
–   Matheus 2.32057+9
−9
(−298)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Ax 0.82041+11
−11
(−314)29 − 3
(+27−1=4)
90.6%
29.0 / 32
100.0%
+55
–   Cinnamon 2.0 64-bit2021+12
−12
(−334)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Oberon 0.042010+19
−19
(−345)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−314
–   Faile 1.4.41979+9
−9
(−376)30.5 − 1.5
(+29−0=3)
95.3%
30.5 / 32
100.0%
+86
–   Sissa 2.01966+22
−23
(−389)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Soldat 0.25b1795+12
−12
(−560)29.5 − 1.5
(+28−0=3)
95.2%
29.5 / 31
100.0%
−104
–   Pierre 1.71235+19
−19
(−1120)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF

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Created in 2005-2013 by CCRL team
Last games added on September 26, 2020