CCRL 40/40
Downloads and Statistics
September 23, 2017
Testing summary:
Total: 742'849 games
played by 1'930 programs
101715 CPU days (X2 4600+)

White wins: 255'360 (34.4%)
Black wins: 189'584 (25.5%)
Draws: 297'905 (40.1%)
White score: 54.4%

Engine Details

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Show each game results
Eeyore 1.50 (2341+26
−26
)Quote
Author: Anton Maydell (Russia) Links: SDchess, WBEC, Download
This is one of the 3 Eeyore versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   GreKo 7.2 64-bit2457+30
−30
(+116)4.5 − 19.5
(+1−16=7)
18.8%
4.5 / 24
0.0%
−108
1 = 0 0 0 0 0 = 0 0 0 = 0 0 0 = = 0 = 0 0 = 0 0
–   Zurichess Fribourg 64-bit2440+29
−29
(+99)3 − 7
(+2−6=2)
30.0%
3.0 / 10
0.0%
−54
1 = 0 0 0 0 0 = 0 1
–   nanoSzachy 3.82436+17
−16
(+95)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+95
0 = 1 =
–   Rodin 3.02401+18
−18
(+60)12 − 12
(+9−9=6)
50.0%
12.0 / 24
0.0%
+62
1 = 1 = = 0 0 = 1 0 1 1 0 0 0 0 = = 1 1 1 0 0 1
–   Amy 0.87b2394+25
−25
(+53)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.2%
−173
0 0 1 0
–   Phalanx XXII2392+25
−24
(+51)10 − 14
(+8−12=4)
41.7%
10.0 / 24
0.2%
−12
1 0 0 0 0 1 0 = = 0 1 0 1 0 = 1 1 1 0 1 0 = 0 0
–   Waxman 20142387+22
−22
(+46)5.5 − 2.5
(+5−2=1)
68.8%
5.5 / 8
0.4%
+195
1 1 0 1 0 1 = 1
–   Comet B682386+21
−21
(+45)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.5%
−190
1 0 0 0
–   Amateur 2.822386+21
−21
(+45)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.5%
−47
0 = 1 0
–   Waxman 20162374+25
−25
(+33)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
3.9%
−3
= = = 1 0 0 0 1
–   Ares 1.0042371+16
−16
(+30)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
2.8%
−52
0 1 0 =
–   RedQueen 0.7 64-bit2363+35
−35
(+22)13.5 − 10.5
(+10−7=7)
56.3%
13.5 / 24
15.6%
+63
1 = 1 1 0 1 0 1 1 1 1 0 1 = = = 0 0 = = = 0 0 1
–   Phalanx XXIII2362+32
−32
(+21)4.5 − 5.5
(+4−5=1)
45.0%
4.5 / 10
16.4%
−23
1 = 1 0 1 0 1 0 0 0
–   OliThink 5.3.0 32-bit2357+21
−21
(+16)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
17.6%
−51
0 = = =
–   pikoSzachy 3.32355+33
−33
(+14)15.5 − 8.5
(+14−7=3)
64.6%
15.5 / 24
25.6%
+131
1 0 1 0 1 1 0 = 1 1 = 1 1 1 0 1 1 0 = 0 1 0 1 1
–   Donna 1.0 64-bit2352+30
−30
(+11)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
29.0%
+102
= 1 0 1
–   Plisk 0.2.6 32-bit2351+33
−33
(+10)4 − 4
(+3−3=2)
50.0%
4.0 / 8
31.5%
+4
1 0 1 0 1 0 = =
–   Ghost 2.0.12341+19
−19
(0)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
49.5%
+37
1 1 1 = = 0 = 0
–   Arion 1.72340+19
−19
(−1)15.5 − 12.5
(+12−9=7)
55.4%
15.5 / 28
53.8%
+36
0 1 1 1 0 1 = 1 1 0 = 1 1 0 1 = 0 = 0 0 0 1 = = = 0 1 1
–   Aice 0.99.22335+20
−20
(−6)13.5 − 10.5
(+11−8=5)
56.3%
13.5 / 24
64.6%
+38
1 = = 1 1 0 = 0 0 1 0 0 = 1 1 1 0 1 1 0 0 1 1 =
–   Averno 0.812317+22
−22
(−24)1 − 3
(+0−2=2)
25.0%
1.0 / 4
91.6%
−173
= 0 0 =
–   KnightX 1.922311+21
−21
(−30)10 − 18
(+5−13=10)
35.7%
10.0 / 28
96.0%
−123
0 1 0 0 0 = 1 0 = 0 0 0 0 1 0 0 0 0 = = 1 = = = = = = 1
–   Chezzz 1.0.32310+22
−22
(−31)3 − 1
(+3−1=0)
75.0%
3.0 / 4
96.4%
+204
1 0 1 1
–   Waxman 20102307+22
−22
(−34)13 − 11
(+10−8=6)
54.2%
13.0 / 24
97.5%
0
0 0 = 1 1 = 0 0 0 0 = 1 1 1 = 1 1 0 = 1 = 1 0 1
–   Cheese 1.32306+17
−17
(−35)15 − 13
(+11−9=8)
53.6%
15.0 / 28
98.6%
−12
1 = 0 1 1 = 0 1 1 1 0 1 1 0 0 0 0 0 = = = 1 1 = = 1 = 0
–   Alex 2.092299+30
−30
(−42)14.5 − 9.5
(+12−7=5)
60.4%
14.5 / 24
98.3%
+33
1 1 0 = = 1 1 = 0 0 0 0 1 = 0 1 = 1 1 1 1 0 1 1
–   Ant 2006-F2298+23
−23
(−43)13 − 11
(+12−10=2)
54.2%
13.0 / 24
99.2%
−8
0 0 1 0 0 1 1 1 0 1 0 0 1 0 = 1 1 = 1 0 1 1 0 1
–   Butcher 1.60n12283+23
−23
(−58)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
99.9%
+224
1 1 = 1
–   Chispa 4.0.32269+20
−20
(−72)13.5 − 10.5
(+9−6=9)
56.3%
13.5 / 24
100.0%
−32
= 1 1 1 = = = = 0 = 1 = 0 0 1 1 1 0 1 0 = 1 = 0
–   Sungorus 1.4 32-bit2259+21
−21
(−82)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−177
0 1 0 =
–   AliChess 4.212257+24
−24
(−84)18 − 10
(+14−6=8)
64.3%
18.0 / 28
100.0%
+18
0 = 0 1 = = 1 = 1 1 1 = 1 0 0 1 1 1 1 1 1 1 0 = 0 = 1 =
–   Waxman 20092251+20
−20
(−90)16.5 − 11.5
(+12−7=9)
58.9%
16.5 / 28
100.0%
−29
= 1 0 1 = 1 1 = = = 0 1 = 1 = 0 1 0 1 = 0 1 1 1 1 = 0 0
–   RattateChess 1.0 Nosferatu2249+22
−22
(−92)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−81
0 = = 1
–   Beowulf 2.4a 32-bit2215+22
−22
(−126)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−30
1 0 1 =
–   Neurosis 2.52204+17
−17
(−137)1 − 3
(+1−3=0)
25.0%
1.0 / 4
100.0%
−372
0 0 0 1
–   EXchess 5.04b 64-bit2186+29
−29
(−155)18.5 − 5.5
(+17−4=3)
77.1%
18.5 / 24
100.0%
+66
1 = 1 = 1 1 = 0 1 1 0 1 1 0 1 0 1 1 1 1 1 1 1 1

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Eeyore 1.50
played with current
participants of this list
Represented by
1-2-CPU    172Eeyore 1.52 64-bit
32-bit    256Eeyore 1.52 32-bit
32-bit 1-2-CPU    256Eeyore 1.52 32-bit
32-bit single-CPU    256Eeyore 1.52 32-bit
All    172Eeyore 1.52 64-bit
Free    172Eeyore 1.52 64-bit
Free 1-2-CPU    172Eeyore 1.52 64-bit
Free 32-bit    256Eeyore 1.52 32-bit
Free 32-bit 1-2-CPU    256Eeyore 1.52 32-bit
Free 32-bit single-CPU    256Eeyore 1.52 32-bit
Free single-CPU    172Eeyore 1.52 64-bit
Single-CPU    172Eeyore 1.52 64-bit

Created in 2005-2013 by CCRL team
Last games added on September 23, 2017