CCRL 404FRC
Downloads and Statistics
June 19, 2018
Testing summary:
Total: 223'100 games
played by 177 programs
2080 CPU days (X2 4600+)

White wins: 92'069 (41.3%)
Black wins: 80'146 (35.9%)
Draws: 50'885 (22.8%)
White score: 52.7%

Engine Details

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Show each game results
Betsy Fischer#50  (2229+12
−12		)Quote
Author: Landon W. Rabern (USA) Link: WBEC
This is the only Betsy version we tested.
OpponentELODiffResultsScoreLOSPerf
–   GNU Chess 5.07.173b 64-bit2551+13
−13		(+322)15 − 85
(+6−76=18)
15.0%
15.0 / 100
0.0%
+38
–   The Baron 2.232545+10
−10		(+316)10.5 − 89.5
(+8−87=5)
10.5%
10.5 / 100
0.0%
−74
–   Pharaon 3.5.12545+8
−8		(+316)15.5 − 84.5
(+9−78=13)
15.5%
15.5 / 100
0.0%
+21
–   Hermann 2.8 64-bit2531+11
−11		(+302)12.5 − 87.5
(+10−85=5)
12.5%
12.5 / 100
0.0%
−59
–   Jonny 2.832526+10
−10		(+297)12 − 88
(+6−82=12)
12.0%
12.0 / 100
0.0%
−39
–   Amyan 1.722525+10
−10		(+296)15 − 85
(+10−80=10)
15.0%
15.0 / 100
0.0%
−12
–   Hamsters 0.7.12516+9
−9		(+287)15.5 − 84.5
(+9−78=13)
15.5%
15.5 / 100
0.0%
−7
–   Hermann 2.5 64-bit2512+13
−13		(+283)14.5 − 85.5
(+8−79=13)
14.5%
14.5 / 100
0.0%
−21
–   Hermann 2.4 64-bit2494+14
−14		(+265)16.5 − 83.5
(+10−77=13)
16.5%
16.5 / 100
0.0%
−18
–   Ufim 8.022486+8
−8		(+257)16.5 − 83.5
(+8−75=17)
16.5%
16.5 / 100
0.0%
−15
–   DanaSah 4.662474+13
−13		(+245)19 − 81
(+10−72=18)
19.0%
19.0 / 100
0.0%
0
–   Daydreamer 1.61 64-bit2473+16
−16		(+244)19.5 − 80.5
(+14−75=11)
19.5%
19.5 / 100
0.0%
−15
–   Tornado 3.42 64-bit2467+14
−15		(+238)22 − 78
(+14−70=16)
22.0%
22.0 / 100
0.0%
+16
–   Tornado 2.2 64-bit2460+16
−16		(+231)37 − 63
(+27−53=20)
37.0%
37.0 / 100
0.0%
+133
–   DanaSah 4.202448+12
−12		(+219)29.5 − 70.5
(+19−60=21)
29.5%
29.5 / 100
0.0%
+66
–   DanaSah 4.602436+13
−14		(+207)17 − 83
(+13−79=8)
17.0%
17.0 / 100
0.0%
−86
–   LittleThought 1.052 64-bit2405+11
−11		(+176)27 − 73
(+18−64=18)
27.0%
27.0 / 100
0.0%
−2
–   SlowChess 2.960d2372+13
−13		(+143)36.5 − 63.5
(+23−50=27)
36.5%
36.5 / 100
0.0%
+49
–   Maverick 0.60 64-bit2344+20
−20		(+115)33 − 67
(+27−61=12)
33.0%
33.0 / 100
0.0%
−20
–   Hussar 0.42332+12
−12		(+103)38 − 62
(+27−51=22)
38.0%
38.0 / 100
0.0%
+15
–   Teki 2 64-bit2329+19
−19		(+100)38.5 − 61.5
(+29−52=19)
38.5%
38.5 / 100
0.0%
+14
–   Patzer 3.802310+12
−12		(+81)46 − 54
(+39−47=14)
46.0%
46.0 / 100
0.0%
+48
–   TJchess 1.012287+12
−12		(+58)50.5 − 49.5
(+42−41=17)
50.5%
50.5 / 100
0.0%
+61
–   Aice 0.99.22259+10
−10		(+30)53.5 − 46.5
(+44−37=19)
53.5%
53.5 / 100
0.0%
+54
–   Ayito 0.2.9942252+10
−10		(+23)37 − 63
(+26−52=22)
37.0%
37.0 / 100
0.2%
−72
–   Hussar 0.22168+19
−19		(−61)59 − 41
(+47−29=24)
59.0%
59.0 / 100
100.0%
+3
–   Chispa 4.0.32167+13
−14		(−62)59 − 41
(+43−25=32)
59.0%
59.0 / 100
100.0%
0
–   Homer 1.022124+15
−16		(−105)53 − 47
(+41−35=24)
53.0%
53.0 / 100
100.0%
−82
–   RamJet 0.142027+23
−23		(−202)71 − 29
(+60−18=22)
71.0%
71.0 / 100
100.0%
−47
–   Galjoen 0.35.2 64-bit1991+22
−23		(−238)84 − 16
(+77−9=14)
84.0%
84.0 / 100
100.0%
+47
–   RamJet 0.121969+32
−33		(−260)80 − 20
(+75−15=10)
80.0%
80.0 / 100
100.0%
−5
–   Taktix 2.23x1885+23
−24		(−344)77.5 − 22.5
(+73−18=9)
77.5%
77.5 / 100
100.0%
−110
–   BigLion 2.23x1878+23
−24		(−351)87 − 13
(+83−9=8)
87.0%
87.0 / 100
100.0%
−10
3300 games: 955 wins, 1819 losses, 526 draws (15.9%), score: 36.9%

Testing history

Rating changes by day

Participation in the pure lists

Pure listRankRatingNumber of games
Betsy Fischer
played with current
participants of this list		Represented by
1-2-CPU#5022252000itself
32-bit#2622211700itself
32-bit 1-2-CPU#2622211700itself
32-bit single-CPU#2622211700itself
All#5022252000itself
Free#4322242000itself
Free 1-2-CPU#4322242000itself
Free 32-bit#2122201700itself
Free 32-bit 1-2-CPU#2122201700itself
Free 32-bit single-CPU#2122201700itself
Free single-CPU#4322242000itself
Single-CPU#5022252000itself
Created in 2005-2008 by CCRL team
Last games added on June 19, 2018