CCRL 40/4
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 1'579'577 games
played by 1'866 programs
21113 CPU days (X2 4600+)

White wins: 617'996 (39.1%)
Black wins: 503'684 (31.9%)
Draws: 457'897 (29.0%)
White score: 53.6%

Engine Details

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Show each game results
Viper 0.1 64-bit (2470+89
−88
)Quote
Author: Tord Romstad (Norway) Link: Homepage
This is the only Viper version we tested.
OpponentEloDiffResultsScoreLOSPerf
–   Zarkov 6.552618+14
−14
(+148)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.1%
−INF
0
–   Sloppy 0.2.2 64-bit2617+8
−8
(+147)1 − 0
(+1−0=0)
100.0%
1.0 / 1
0.1%
+INF
1
–   Slow Chess Blitz WV2.12615+6
−6
(+145)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.1%
+174
=
–   Glass 2.0 64-bit2607+11
−10
(+137)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.1%
−INF
0
–   DanaSah 6.502578+14
−14
(+108)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.8%
−INF
0
–   Pseudo 0.7c2576+8
−8
(+106)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.9%
+135
=
–   Petir 4.9999992556+9
−9
(+86)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
2.8%
+115
=
–   Capivara LK 0.09b02g 64-bit2546+27
−27
(+76)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
5.2%
+105
=
–   AnMon 5.752539+8
−8
(+69)1 − 0
(+1−0=0)
100.0%
1.0 / 1
6.3%
+INF
1
–   Ghost 3 64-bit2538+18
−18
(+68)1 − 0
(+1−0=0)
100.0%
1.0 / 1
6.7%
+INF
1
–   Hayabusa 0.11.7 64-bit2536+92
−89
(+66)0 − 1
(+0−1=0)
0.0%
0.0 / 1
15.0%
−INF
0
–   Gogobello 1.1 64-bit2533+17
−17
(+63)0 − 1
(+0−1=0)
0.0%
0.0 / 1
8.4%
−INF
0
–   Fridolin 2.0 64-bit2531+13
−13
(+61)1 − 1
(+0−0=2)
50.0%
1.0 / 2
8.6%
+90
= =
–   Betsabe II 1.752522+18
−18
(+52)0 − 1
(+0−1=0)
0.0%
0.0 / 1
12.6%
−INF
0
–   Trace 1.37a2505+8
−8
(+35)0 − 1
(+0−1=0)
0.0%
0.0 / 1
21.8%
−INF
0
–   Yace 0.99.872504+8
−8
(+34)1 − 0
(+1−0=0)
100.0%
1.0 / 1
22.2%
+INF
1
–   Dorky 4.5 64-bit2503+15
−15
(+33)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
23.0%
+186
1 =
–   Bruja 1.9.1 64-bit2487+11
−11
(+17)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
35.3%
−12
=
–   Tao 5.62483+10
−10
(+13)0 − 1
(+0−1=0)
0.0%
0.0 / 1
38.4%
−INF
0
–   ECE X22473+20
−20
(+3)1 − 0
(+1−0=0)
100.0%
1.0 / 1
47.2%
+INF
1
–   Bumblebee 1.0 64-bit2461+28
−28
(−9)0 − 1
(+0−1=0)
0.0%
0.0 / 1
57.0%
−INF
0
–   LittleThought 1.052 64-bit2455+10
−10
(−15)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
62.4%
−44
=
–   Matacz 1.42445+9
−9
(−25)1 − 0
(+1−0=0)
100.0%
1.0 / 1
70.6%
+INF
1
–   Delphil 3.2 64-bit2430+18
−18
(−40)0 − 1
(+0−1=0)
0.0%
0.0 / 1
80.6%
−INF
0
–   Gromit 3.822428+23
−23
(−42)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
81.4%
−71
=
–   Simplex 0.9.8 64-bit2409+11
−11
(−61)1 − 0
(+1−0=0)
100.0%
1.0 / 1
91.1%
+INF
1
–   Myrddin 0.87 64-bit2379+14
−14
(−91)1 − 0
(+1−0=0)
100.0%
1.0 / 1
97.7%
+INF
1
–   Patzer 3.802376+9
−9
(−94)0 − 1
(+0−1=0)
0.0%
0.0 / 1
98.1%
−INF
0
–   Terra 3.42365+11
−11
(−105)1 − 0
(+1−0=0)
100.0%
1.0 / 1
99.0%
+INF
1
–   The Crazy Bishop 00522363+9
−9
(−107)1 − 0
(+1−0=0)
100.0%
1.0 / 1
99.1%
+INF
1
–   Alex 2.14a 64-bit2345+11
−11
(−125)1 − 0
(+1−0=0)
100.0%
1.0 / 1
99.7%
+INF
1
–   Tigran 2.4n 64-bit2343+12
−12
(−127)0 − 1
(+0−1=0)
0.0%
0.0 / 1
99.8%
−INF
0
–   Barbarossa 0.4.0 64-bit2330+15
−15
(−140)0 − 1
(+0−1=0)
0.0%
0.0 / 1
99.9%
−INF
0
–   Jazz 840 64-bit2319+21
−21
(−151)1 − 0
(+1−0=0)
100.0%
1.0 / 1
99.9%
+INF
1
–   Absolute Zero 2.4.7.2 64-bit2314+16
−16
(−156)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Aice 0.99.22313+10
−10
(−157)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−127
=
–   Mediocre 0.5 64-bit2313+14
−14
(−157)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
0
–   Joker 1.1.142308+13
−13
(−162)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−191
=
–   KnightX 1.922296+8
−8
(−174)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
0
–   Waxman 20162289+18
−18
(−181)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−210
=
–   KMTChess 1.2.1 64-bit2267+21
−21
(−203)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   GopherCheck 0.2.3 64-bit2230+20
−20
(−240)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   RamJet 0.132213+18
−18
(−257)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Atak 6.82181+11
−11
(−289)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Viper 0.1 64-bit
played with current
participants of this list
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Created in 2005-2013 by CCRL team
Last games added on November 18, 2017