CCRL 40/4
Downloads and Statistics
February 24, 2018
Testing summary:
Total: 1'678'109 games
played by 1'987 programs
22549 CPU days (X2 4600+)

White wins: 655'541 (39.1%)
Black wins: 532'608 (31.7%)
Draws: 489'960 (29.2%)
White score: 53.7%

Engine Details

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Show each game results
Viper 0.1 64-bit (2469+89
−88
)Quote
Author: Tord Romstad (Norway) Link: Homepage
This is the only Viper version we tested.
OpponentEloDiffResultsScoreLOSPerf
–   Zarkov 6.552619+14
−14
(+150)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.1%
−INF
0
–   Sloppy 0.2.2 64-bit2617+8
−8
(+148)1 − 0
(+1−0=0)
100.0%
1.0 / 1
0.1%
+INF
1
–   Slow Chess Blitz WV2.12615+6
−6
(+146)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.1%
+175
=
–   Glass 2.0 64-bit2608+10
−10
(+139)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.1%
−INF
0
–   DanaSah 6.502578+14
−14
(+109)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.8%
−INF
0
–   Pseudo 0.7c2576+8
−8
(+107)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.9%
+136
=
–   Petir 4.9999992555+9
−9
(+86)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
2.8%
+115
=
–   Capivara LK 0.09b02g 64-bit2548+25
−25
(+79)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
4.6%
+108
=
–   Ghost 3 64-bit2538+18
−18
(+69)1 − 0
(+1−0=0)
100.0%
1.0 / 1
6.6%
+INF
1
–   AnMon 5.752538+8
−8
(+69)1 − 0
(+1−0=0)
100.0%
1.0 / 1
6.2%
+INF
1
–   Hayabusa 0.11.7 64-bit2535+92
−89
(+66)0 − 1
(+0−1=0)
0.0%
0.0 / 1
15.1%
−INF
0
–   Gogobello 1.1 64-bit2533+17
−17
(+64)0 − 1
(+0−1=0)
0.0%
0.0 / 1
8.2%
−INF
0
–   Fridolin 2.0 64-bit2533+13
−12
(+64)1 − 1
(+0−0=2)
50.0%
1.0 / 2
7.9%
+93
= =
–   Betsabe II 1.752522+18
−18
(+53)0 − 1
(+0−1=0)
0.0%
0.0 / 1
12.3%
−INF
0
–   Trace 1.37a2505+8
−8
(+36)0 − 1
(+0−1=0)
0.0%
0.0 / 1
21.3%
−INF
0
–   Yace 0.99.872505+8
−8
(+36)1 − 0
(+1−0=0)
100.0%
1.0 / 1
21.7%
+INF
1
–   Dorky 4.5 64-bit2502+15
−15
(+33)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
23.7%
+186
1 =
–   Bruja 1.9.1 64-bit2487+11
−11
(+18)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
35.0%
−11
=
–   Tao 5.62483+10
−10
(+14)0 − 1
(+0−1=0)
0.0%
0.0 / 1
38.2%
−INF
0
–   ECE X22473+20
−20
(+4)1 − 0
(+1−0=0)
100.0%
1.0 / 1
46.7%
+INF
1
–   LittleThought 1.052 64-bit2455+10
−10
(−14)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
62.3%
−43
=
–   Bumblebee 1.0 64-bit2452+26
−25
(−17)0 − 1
(+0−1=0)
0.0%
0.0 / 1
64.3%
−INF
0
–   Matacz 1.42445+9
−9
(−24)1 − 0
(+1−0=0)
100.0%
1.0 / 1
70.4%
+INF
1
–   Delphil 3.2 64-bit2430+17
−17
(−39)0 − 1
(+0−1=0)
0.0%
0.0 / 1
80.7%
−INF
0
–   Gromit 3.822427+20
−20
(−42)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
82.3%
−71
=
–   Simplex 0.9.8 64-bit2409+11
−11
(−60)1 − 0
(+1−0=0)
100.0%
1.0 / 1
90.8%
+INF
1
–   Myrddin 0.87 64-bit2377+13
−13
(−92)1 − 0
(+1−0=0)
100.0%
1.0 / 1
97.9%
+INF
1
–   Patzer 3.802376+9
−9
(−93)0 − 1
(+0−1=0)
0.0%
0.0 / 1
98.1%
−INF
0
–   Terra 3.42365+11
−10
(−104)1 − 0
(+1−0=0)
100.0%
1.0 / 1
99.0%
+INF
1
–   The Crazy Bishop 00522363+9
−9
(−106)1 − 0
(+1−0=0)
100.0%
1.0 / 1
99.1%
+INF
1
–   Alex 2.14a 64-bit2345+11
−11
(−124)1 − 0
(+1−0=0)
100.0%
1.0 / 1
99.7%
+INF
1
–   Tigran 2.4n 64-bit2345+12
−12
(−124)0 − 1
(+0−1=0)
0.0%
0.0 / 1
99.7%
−INF
0
–   Barbarossa 0.4.0 64-bit2325+14
−14
(−144)0 − 1
(+0−1=0)
0.0%
0.0 / 1
99.9%
−INF
0
–   Jazz 840 64-bit2319+21
−21
(−150)1 − 0
(+1−0=0)
100.0%
1.0 / 1
99.9%
+INF
1
–   Absolute Zero 2.4.7.2 64-bit2314+15
−15
(−155)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Mediocre 0.5 64-bit2312+13
−14
(−157)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
0
–   Aice 0.99.22312+10
−10
(−157)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−127
=
–   Joker 1.1.142308+13
−13
(−161)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−190
=
–   KnightX 1.922295+8
−8
(−174)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
0
–   Waxman 20162288+18
−18
(−181)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−210
=
–   KMTChess 1.2.1 64-bit2262+20
−20
(−207)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   GopherCheck 0.2.3 64-bit2234+19
−19
(−235)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   RamJet 0.132211+17
−17
(−258)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Atak 6.82179+11
−11
(−290)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1

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Created in 2005-2013 by CCRL team
Last games added on February 24, 2018