CCRL 404FRC
Downloads and Statistics
February 4, 2018
Testing summary:
Total: 216'900 games
played by 173 programs
2025 CPU days (X2 4600+)

White wins: 89'747 (41.4%)
Black wins: 78'162 (36.0%)
Draws: 48'991 (22.6%)
White score: 52.7%

Engine Details

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Cheng 4.39 64-bit#17  (2886+14
−14
)Quote
Author: Martin Sedlak (Czech Republic) Link: Homepage
This is one of the 3 Cheng versions we tested: Compare them!
OpponentELODiffResultsScoreLOSPerf
–   Chiron 2 64-bit3107+10
−10
(+221)62.5 − 237.5
(+39−214=47)
20.8%
62.5 / 300
0.0%
−13
1 0 0 0 0 1 = 0 0 0 0 0 0 0 0 0 0 1 0 = 0 0 0 1 0 = 0 0 0 0 0 0 0 = 1 1 0 0 0 = = 0 0 1 0 0 0 0 = 0 = = 0 0 = 0 1 = 0 = 0 0 1 = 0 0 0 0 0 0 = 0 0 = 0 0 0 1 0 = 0 0 0 = 0 0 0 1 0 0 0 0 0 0 = 1 0 0 = 0 = 0 0 1 0 0 1 1 0 0 0 = 0 0 1 0 0 0 0 0 0 = 0 = 0 0 0 0 0 0 = 0 0 0 0 0 0 0 0 0 0 0 0 0 0 = = 0 0 = 1 0 0 0 = = 0 = 0 0 1 = 0 0 0 0 0 0 = = 0 1 0 0 0 0 = 0 0 0 0 0 0 1 0 0 = 0 1 1 0 0 0 0 0 0 1 = 0 1 0 = 0 1 0 = = 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 = 1 0 0 = = 0 1 0 1 0 0 = 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 = = 0 0 1 0 0 0 = 0 0 1 0 0 0 1 = 0 0 0 1 0 0 0 0 0
–   Naum 4.6 64-bit3080+9
−9
(+194)82.5 − 217.5
(+51−186=63)
27.5%
82.5 / 300
0.0%
+25
0 0 1 0 0 = 1 0 0 1 = = = 0 0 0 0 0 0 0 0 0 = 1 0 0 0 0 1 0 1 0 0 = 1 0 = 0 1 0 0 0 = 0 1 1 1 0 1 1 = 0 = 0 0 1 1 0 = 0 = 0 0 0 = 0 = 1 1 0 0 0 0 0 1 0 0 0 = 1 0 0 0 0 0 0 = = 0 = 0 0 0 = = 0 1 = 0 0 0 0 = = 0 0 = 0 0 0 0 0 0 0 1 = 1 = 0 0 = 0 0 0 1 0 = 0 = 0 0 0 1 0 0 0 = = 0 0 0 0 0 = 1 0 0 0 = 0 0 = 0 = = 0 = 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 0 1 1 = 0 0 0 0 0 0 0 0 0 0 0 0 = = 1 0 0 0 0 = 0 0 1 0 0 1 1 0 0 = = 0 0 1 0 0 0 = 0 0 0 0 = 0 = = = = 1 1 = 1 = 0 0 1 = = = 0 0 = 0 = 0 0 0 = 0 0 0 0 0 1 0 1 0 = 0 = 0 0 1 0 1 1 0 0 0 0 1 0 0 0 0 = = 0 1 0 0 0 0 0 1 = 0 0 0 0 0 1 0 0 = 1 0 1 0 0 0 1 0
–   Shredder 123015+8
−8
(+129)33.5 − 66.5
(+21−54=25)
33.5%
33.5 / 100
0.0%
+9
1 0 0 0 0 0 0 0 = 0 0 0 0 0 1 = 0 = 1 0 0 0 = 0 = 1 = = 0 0 0 0 0 0 1 0 0 1 0 = = 0 0 0 = 1 0 0 0 1 = 1 0 0 = 0 = 0 = = 1 = 0 1 = 0 = 0 1 0 = 0 1 0 1 0 = = 1 0 = 0 1 0 1 0 1 0 0 1 = 0 0 = 0 = 1 0 0 1
–   Demolito 2017-08-26 64-bit2972+16
−16
(+86)40.5 − 59.5
(+28−47=25)
40.5%
40.5 / 100
0.0%
+17
0 = 0 0 0 = 0 0 0 0 = 1 0 = = 0 0 0 0 = 0 1 1 1 1 0 0 0 0 = 0 1 1 = = 0 0 1 = 1 0 = 1 1 = = 0 1 0 0 1 1 1 1 0 = 0 = = 1 0 = 0 = 0 0 0 0 1 0 = = 1 0 1 1 0 0 0 1 0 = = 1 1 1 0 0 0 = 1 1 1 0 0 = 0 0 = 0
–   Spike 1.4 Leiden2943+9
−9
(+57)36 − 64
(+25−53=22)
36.0%
36.0 / 100
0.0%
−44
1 0 1 = 1 = 0 0 0 0 0 1 0 1 0 0 = 0 1 1 1 = 0 0 1 = 0 0 1 0 0 1 0 = 1 0 0 0 = 0 0 0 1 = 1 0 = 1 = 0 1 1 0 0 0 = 0 = 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 = 0 0 1 0 0 = 1 1 = = 1 0 1 = = 1 = 0 1 0 0 = = 0 = 0
–   Hiarcs 13.22928+9
−9
(+42)48.5 − 51.5
(+39−42=19)
48.5%
48.5 / 100
0.0%
+30
= 0 1 1 = 0 1 0 = = 1 0 1 = 1 1 1 1 1 1 0 0 = 1 1 1 0 1 = 0 1 1 1 0 1 0 0 0 0 0 = 0 0 1 0 1 0 0 1 = 1 1 1 0 0 0 = 1 0 1 0 = 1 1 1 1 1 0 0 0 0 1 = = 0 = = 0 1 0 1 1 0 0 1 0 0 = 0 0 0 = 0 1 0 0 = = 0 1
–   Bobcat 8.0 64-bit2922+17
−17
(+36)45 − 55
(+28−38=34)
45.0%
45.0 / 100
0.0%
+1
0 = 0 0 = 0 = 1 1 = 0 1 0 = 1 0 = = = = = = 1 = 0 = 0 = 0 1 1 0 = = = 1 1 0 1 1 = = = 0 0 0 0 0 1 = 0 = 1 0 1 0 = = 0 = 0 1 0 1 0 1 1 1 1 1 = 0 1 = 1 1 1 0 = = 0 0 0 = 1 0 0 0 = 1 = = 0 1 0 0 0 0 0 =
–   EXchess 7.92b 64-bit2904+16
−16
(+18)48 − 52
(+39−43=18)
48.0%
48.0 / 100
3.9%
+3
= 1 = 1 0 = 0 0 0 1 1 1 1 1 0 0 1 0 = = 0 0 0 1 0 1 1 0 0 1 0 1 1 0 1 0 1 = 0 0 1 = 0 1 0 = = 1 0 1 = = 0 1 0 = 0 0 0 1 = 1 1 1 1 0 0 1 1 0 1 0 0 1 0 0 0 0 1 1 = 0 = = 1 1 0 1 0 0 0 0 = 0 = 1 1 1 1 0
–   EXchess 7.71b 64-bit2896+15
−14
(+10)49 − 51
(+34−36=30)
49.0%
49.0 / 100
14.5%
+1
= 0 1 0 1 = 1 1 1 = 0 0 1 1 0 1 = 1 = 0 = 1 = 1 = 0 0 0 1 1 1 0 1 0 = = 1 1 1 0 = 0 1 0 0 0 = = 1 1 = 1 1 = = 1 1 = 0 0 1 0 1 = = 0 0 0 = = = 0 = 1 1 0 0 0 1 1 0 0 1 0 0 1 = = 1 = 0 0 0 0 = = 0 = = 0
–   Deep Sjeng WC2008 64-bit2877+8
−8
(−9)56.5 − 43.5
(+44−31=25)
56.5%
56.5 / 100
85.5%
+38
1 1 1 = 1 0 = 1 1 1 1 1 1 0 = 1 0 0 1 = 0 = 0 0 1 0 0 0 1 = 0 = 0 1 0 0 = 1 1 1 1 0 0 1 1 0 1 = 0 = 0 0 0 0 1 1 1 = 0 = = = 1 1 1 1 = 0 0 1 1 1 0 1 = 0 0 = 1 = 0 1 0 0 1 1 = = 1 = = 1 1 1 = 1 1 = = 1
–   Bobcat 7.6 64-bit2865+18
−18
(−21)56 − 44
(+41−29=30)
56.0%
56.0 / 100
96.8%
+19
= 1 1 = = 0 0 0 = = 1 0 0 1 = = 1 1 0 0 = = 1 0 = 1 1 1 = 0 1 0 0 0 1 1 1 = 0 1 1 1 1 = 1 = = = 1 0 1 0 0 1 0 = 1 1 0 1 0 0 = 1 1 1 1 = 0 = 1 1 1 = 1 1 1 0 = 0 0 = 0 = = 1 = 0 0 = 1 1 0 = 1 0 = = 1 1
–   Cyclone xTreme Fear2824+9
−9
(−62)52.5 − 47.5
(+42−37=21)
52.5%
52.5 / 100
100.0%
−43
1 1 0 0 1 0 1 1 1 = = 0 0 0 0 0 1 1 0 1 0 = = 1 0 = 1 1 = 1 1 = 0 = 1 = = = 0 1 1 0 1 1 1 0 = 0 1 1 1 1 1 1 1 0 0 1 0 0 = 0 1 0 1 1 = 0 0 = = 1 0 = = 0 0 0 0 0 1 1 = 0 1 1 1 = 1 1 1 0 1 0 0 0 1 0 0 =
–   Bobcat 7.1 64-bit2812+18
−18
(−74)61 − 39
(+49−27=24)
61.0%
61.0 / 100
100.0%
+4
0 0 0 1 1 0 1 1 0 0 1 0 1 = 0 1 1 1 1 = = 1 0 1 1 1 = 1 1 = = 1 = 1 0 1 = = 1 1 1 1 0 1 0 = = = = 0 0 1 = 1 1 0 1 1 1 1 0 0 1 = = 0 = = 1 = 1 1 1 1 0 1 1 0 = 1 1 1 1 0 0 = 1 = 1 1 0 = 1 0 0 1 0 1 0 =
–   Tornado 8.0 64-bit2806+19
−19
(−80)53 − 47
(+42−36=22)
53.0%
53.0 / 100
100.0%
−56
1 1 0 1 0 0 = 1 0 1 = = = 1 1 1 1 1 1 0 = 1 = = = 0 0 0 0 0 1 0 1 = 1 0 = 1 = 1 0 0 1 = 0 0 1 0 0 1 0 = = 0 0 0 0 1 = 0 = 1 1 = 0 1 1 1 = 1 1 = = 1 1 0 0 = 1 1 1 0 1 1 0 1 = 1 0 0 1 1 0 0 0 0 0 1 1 1
–   The Baron 3.29 64-bit2788+16
−16
(−98)61.5 − 38.5
(+49−26=25)
61.5%
61.5 / 100
100.0%
−15
0 = 1 0 1 = = = 1 1 = 1 1 1 = = 0 = = 0 0 1 1 1 = 1 0 1 1 0 = 0 0 0 0 = = 1 0 1 1 = 0 1 1 0 1 0 1 1 1 1 1 1 = = 1 1 1 0 1 = 0 = 1 1 0 0 1 1 1 1 1 1 = = = 1 1 0 0 1 1 1 0 1 = = 0 = 1 1 1 0 0 1 1 1 = 0
–   GNU Chess 5.60 64-bit2788+12
−12
(−98)62.5 − 37.5
(+50−25=25)
62.5%
62.5 / 100
100.0%
−7
1 1 = = 1 1 0 0 1 = = 1 1 1 0 1 1 1 1 1 1 1 = = 1 1 0 = 1 0 1 1 0 1 = 1 = = = = 0 1 1 0 0 1 1 1 = 0 0 0 1 1 0 1 0 = = 0 0 0 1 1 = 1 0 1 0 = 0 0 1 1 1 1 1 1 = 1 = 0 = 1 1 1 = = 1 = 1 1 1 0 0 0 = 1 = 1

Testing history

Rating changes by day

Participation in the pure lists

Pure listRankRatingNumber of games
Cheng 4.39 64-bit
played with current
participants of this list
Represented by
1-2-CPU#1728871300itself
All#1728871300itself
Free#1128811100itself
Free 1-2-CPU#1128811100itself
Free single-CPU#1128811100itself
Open source#42876500itself
Open source 1-2-CPU#42876500itself
Open source single-CPU#42876500itself
Single-CPU#1728871300itself

Created in 2005-2008 by CCRL team
Last games added on February 4, 2018