CCRL 404FRC
Downloads and Statistics
September 24, 2019
Testing summary:
Total: 252'592 games
played by 202 programs
2352 CPU days (X2 4600+)

White wins: 103'655 (41.0%)
Black wins: 89'884 (35.6%)
Draws: 59'053 (23.4%)
White score: 52.7%

Engine Details

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Show each game results
Betsy Fischer#57  (2227+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
(+324)15 − 85
(+6−76=18)
15.0%
15.0 / 100
0.0%
+40
0 = 0 0 0 0 0 0 = 0 0 0 0 1 0 0 0 0 0 = 0 0 = 0 0 = 0 0 = 1 0 0 0 0 = 0 = 0 1 = 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 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
–   Pharaon 3.5.12546+7
−8
(+319)15.5 − 84.5
(+9−78=13)
15.5%
15.5 / 100
0.0%
+24
0 0 = 0 = 0 1 0 0 0 0 0 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 = 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 0 = 0 0 0 0 0 1 0 0 0 0 0 0 = 0 0 1 0 0 0 0 0 0
–   The Baron 2.232545+10
−10
(+318)10.5 − 89.5
(+8−87=5)
10.5%
10.5 / 100
0.0%
−72
0 0 0 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 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 1 0 0 0 0 1 = 1 0 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 0 0
–   Hermann 2.8 64-bit2533+11
−10
(+306)12.5 − 87.5
(+10−85=5)
12.5%
12.5 / 100
0.0%
−55
1 1 1 0 0 0 0 0 0 0 0 0 0 0 1 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 0 0 0 0 0 0 1 0 0 = 1 0 0 0 0 0 0 0 0 0 1 = 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 0 0
–   Jonny 2.832525+9
−9
(+298)12 − 88
(+6−82=12)
12.0%
12.0 / 100
0.0%
−38
0 0 0 0 0 0 0 0 1 0 = 0 0 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 0 0 0 0 0 0 0 0 0 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 0 = 0 = = 0 0 0 0 0 0 0 0 0 1 =
–   Amyan 1.722525+10
−10
(+298)15 − 85
(+10−80=10)
15.0%
15.0 / 100
0.0%
−10
0 0 0 0 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 0 1 0 0 0 = 0 0 1 0 0 0 0 1 = = 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 1 0 0 0 0 0 1 0 0 0 1 1 0 = 1 = 0
–   Hamsters 0.7.12515+9
−9
(+288)15.5 − 84.5
(+9−78=13)
15.5%
15.5 / 100
0.0%
−6
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 0 0 0 = 0 0 1 0 0 0 0 0 1 1 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 = = 0 0 0 0 0 0 1 = 0 0 0 = 0 0 0 0 0 0 1 = 0 1 0 = 0 0 0 0 1 0 0
–   Hermann 2.5 64-bit2512+13
−13
(+285)14.5 − 85.5
(+8−79=13)
14.5%
14.5 / 100
0.0%
−19
0 0 0 = 0 = 0 0 0 0 0 0 = 0 0 0 0 = 0 1 0 0 0 = 0 0 0 0 0 0 0 1 0 = 0 1 0 0 1 = 0 1 = 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 = 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0
–   Hermann 2.4 64-bit2493+14
−14
(+266)16.5 − 83.5
(+10−77=13)
16.5%
16.5 / 100
0.0%
−17
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 0 0 1 0 1 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 1 0 0 0 0 0 0 0 0 0 = 1 = 0 0 0 0 0 1 0 = 0 0 0 0 0 0 0 0 0 = 1
–   Ufim 8.022485+8
−8
(+258)16.5 − 83.5
(+8−75=17)
16.5%
16.5 / 100
0.0%
−14
0 0 1 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 0 0 1 = 0 0 0 0 = = 0 0 0 0 0 0 0 = 1 0 0 0 1 1 0 0 = 1 1 0 0 = 0 0 0 0 = 0 0 = 0 0 0 0 0 0 0 0 0 0 0 = 0 = 0 0 0
–   DanaSah 4.662474+13
−13
(+247)19 − 81
(+10−72=18)
19.0%
19.0 / 100
0.0%
+1
0 = 0 0 0 0 0 = 0 = 0 1 0 1 0 0 = 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 = = 1 0 0 0 1 0 = 0 0 0 0 0 0 0 0 1 0 = 0 0 0 0 0 0 1 = = = 0 = 1 = 0 0 0 = 0 0 0 0 0 0 0 = 0 0 0 1 0 0 0 0 = 0 = 0 0 0 0 0 = 0
–   Daydreamer 1.61 64-bit2472+16
−16
(+245)19.5 − 80.5
(+14−75=11)
19.5%
19.5 / 100
0.0%
−14
1 1 1 0 0 = 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 = 1 0 0 = = 0 0 0 0 0 0 1 0 0 0 1 1 = = = = 1 0 0 0 0 0 0 1 0 0 = 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 0 0
–   Tornado 3.42 64-bit2467+14
−14
(+240)22 − 78
(+14−70=16)
22.0%
22.0 / 100
0.0%
+18
1 1 0 0 0 0 0 0 0 0 = 0 1 1 0 0 1 0 0 0 0 0 = 0 = 1 0 0 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 1 0 0 1 0 0 = 0 = 0 0 0 0 0 = 1 0 0 0 0 0 0 = 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0
–   Tornado 2.2 64-bit2459+16
−16
(+232)37 − 63
(+27−53=20)
37.0%
37.0 / 100
0.0%
+134
0 1 0 0 0 0 1 0 1 0 0 = 0 0 0 = 0 0 1 = 0 = 1 1 1 1 0 = = 1 = = = 1 1 0 = 0 = 0 0 0 1 0 0 = 0 0 0 0 1 0 1 0 0 = 0 = = 1 0 1 = 1 0 0 0 1 0 1 0 0 0 1 0 0 0 = 0 = = 0 1 1 0 = 0 0 0 1 0 0 1 0 0 1 1 0 1 0
–   DanaSah 4.202448+12
−12
(+221)29.5 − 70.5
(+19−60=21)
29.5%
29.5 / 100
0.0%
+68
= 0 = = 0 0 0 0 1 0 0 = 1 1 1 0 1 1 = = 0 0 = 0 0 0 0 0 = 0 = 0 1 1 = 0 0 0 = 0 0 0 0 = 0 0 0 0 0 = 0 0 0 1 0 = 0 0 0 0 1 0 0 = 0 1 0 = 0 0 0 0 0 0 = = 1 0 0 = 0 = 1 0 0 = 1 1 0 0 0 1 0 0 1 0 1 1 0 0
–   DanaSah 4.602435+13
−13
(+208)17 − 83
(+13−79=8)
17.0%
17.0 / 100
0.0%
−85
0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 = 0 1 0 1 0 0 0 1 0 0 0 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 0 1 = 1 0 = 0 0 1 0 = 0 0 0 = 0 0 0 0 1 0 = 0 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 0 0 0 0 = 0 0 0 0
–   LittleThought 1.052 64-bit2405+11
−10
(+178)27 − 73
(+18−64=18)
27.0%
27.0 / 100
0.0%
0
0 1 0 0 0 0 = 0 1 0 0 0 = 0 1 1 1 = 0 0 0 0 1 0 0 = 0 = 0 0 0 0 1 0 0 1 0 0 = 0 0 0 0 0 0 = 0 0 0 0 1 = 0 = 1 0 = 0 0 0 0 0 1 1 0 0 = 0 0 0 = = 0 = 1 0 = 0 1 0 1 0 0 = 0 0 0 0 0 0 0 = 1 0 0 0 1 1 = 0
–   SlowChess 2.960d2372+13
−13
(+145)36.5 − 63.5
(+23−50=27)
36.5%
36.5 / 100
0.0%
+51
0 0 1 1 0 1 = = 0 1 = 1 0 1 1 1 = 1 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 = 0 0 = = = = = 1 0 0 = 0 = 1 0 0 1 1 0 0 1 0 = 1 0 0 0 1 0 = 1 0 1 0 = 1 0 0
–   Maverick 0.60 64-bit2344+20
−20
(+117)33 − 67
(+27−61=12)
33.0%
33.0 / 100
0.0%
−18
= 0 0 0 0 0 1 = 0 0 0 1 0 0 0 0 0 0 = 1 0 0 0 1 1 1 0 0 = 0 1 1 = 0 = 1 0 0 0 1 0 0 0 0 0 0 0 = 0 0 0 0 1 0 0 0 = 1 0 0 0 = 1 0 1 0 0 = 0 1 1 0 0 1 1 0 = 0 0 0 1 0 1 1 0 0 0 1 0 0 0 1 1 1 1 1 = 0 0 0
–   Hussar 0.42336+12
−12
(+109)38 − 62
(+27−51=22)
38.0%
38.0 / 100
0.0%
+21
0 0 0 0 0 = 0 = 0 0 = 0 0 0 0 1 1 1 1 0 1 1 0 = 0 0 0 0 0 = = 1 1 1 0 1 = 0 0 0 1 = 0 0 0 = 1 0 1 1 = 0 0 = = 0 = 0 0 0 = 0 = 0 = 0 0 = 0 1 0 1 1 0 0 0 0 = 1 1 = 1 1 1 1 1 0 0 0 0 = = 1 0 0 = 0 0 1 1
–   Teki 2 64-bit2332+18
−18
(+105)38.5 − 61.5
(+29−52=19)
38.5%
38.5 / 100
0.0%
+19
0 1 0 = = 0 = 0 0 0 = 1 = 0 0 1 1 0 0 = = 0 0 = 0 1 1 1 0 1 1 0 0 0 = 0 0 0 0 0 1 = = 1 0 0 0 0 0 0 1 0 1 1 0 0 1 = 0 0 = 1 0 1 1 0 1 0 = 1 0 0 0 0 = 1 0 1 0 0 1 = 0 0 0 0 0 = 1 1 = 1 1 1 1 = 0 0 0 0
–   Patzer 3.802308+12
−12
(+81)46 − 54
(+39−47=14)
46.0%
46.0 / 100
0.0%
+48
1 0 1 = 1 1 0 1 1 1 1 0 0 1 1 0 1 0 = 1 0 = 0 0 1 1 0 = 0 1 0 0 1 1 1 1 1 = 1 1 0 1 0 0 0 1 0 0 1 1 = 0 1 0 0 1 1 0 1 = 0 = = 0 0 1 1 0 0 0 0 0 0 1 1 = 1 0 0 = 0 1 0 0 0 0 0 = 0 0 1 0 = = 1 0 0 0 1 0
–   TJchess 1.012288+12
−12
(+61)50.5 − 49.5
(+42−41=17)
50.5%
50.5 / 100
0.0%
+64
0 0 0 0 = 0 1 = 0 0 = 1 1 0 1 0 0 1 1 0 = 1 0 = 0 1 1 1 0 1 1 0 0 0 1 1 1 = 0 1 0 1 1 0 0 0 0 1 0 0 0 1 1 = 0 1 0 1 1 1 1 0 1 0 0 = = 1 = 0 1 1 1 1 0 = 1 = 1 0 1 1 1 0 0 1 1 = 0 = 1 0 = = 0 0 = 1 0 1
–   Aice 0.99.22260+10
−10
(+33)53.5 − 46.5
(+44−37=19)
53.5%
53.5 / 100
0.0%
+57
= 0 = 0 = 1 1 0 = 1 0 0 0 0 0 1 = 1 0 0 1 = 1 1 = 1 1 1 1 1 = 0 0 1 0 1 0 1 0 1 0 1 = 1 = 0 0 1 1 = 1 0 0 1 1 0 1 1 1 = 1 0 0 0 1 1 0 1 = 0 1 0 0 1 1 0 1 1 1 1 0 = 1 1 0 = = 0 1 1 0 = = 0 0 1 1 0 0 =
–   Ayito 0.2.9942251+10
−10
(+24)37 − 63
(+26−52=22)
37.0%
37.0 / 100
0.1%
−71
0 0 1 1 = 0 0 0 = 1 = = 1 0 0 0 1 = 1 0 = 1 1 0 0 0 = 0 0 0 = = = = 0 0 0 0 0 1 1 1 = 0 0 0 0 = 0 0 0 = 1 1 0 1 1 = = 1 0 = 0 1 0 0 0 0 1 0 1 0 0 1 1 0 1 0 1 0 0 1 = = 0 0 = 0 0 0 0 1 0 = 0 0 0 1 = 0
–   Robocide 0.4 64-bit2192+20
−20
(−35)49 − 51
(+40−42=18)
49.0%
49.0 / 100
99.9%
−41
1 0 0 0 1 0 0 1 = 0 1 = 0 1 0 1 = = 0 1 = 1 = 0 0 = 1 1 = 0 0 0 0 0 0 0 1 1 0 1 0 1 = 0 1 1 1 0 0 1 1 1 = 1 = 0 0 0 1 0 0 0 0 = 0 1 1 1 0 1 1 1 1 = 0 = 0 1 1 0 0 1 0 1 1 1 0 1 0 1 = 1 = = = 1 0 0 1 0
–   Hussar 0.22168+19
−19
(−59)59 − 41
(+47−29=24)
59.0%
59.0 / 100
100.0%
+5
0 1 = 1 1 1 = 1 1 1 0 0 1 = 1 1 0 = 0 1 1 = = = 1 1 0 = 0 1 0 1 1 = 1 0 0 0 1 1 = 0 = = 0 0 = 0 1 1 0 1 = 1 1 1 1 0 = = 1 1 = = 0 0 0 = 1 1 1 1 1 1 1 = 0 0 1 1 = 0 = = = 0 1 1 1 1 0 0 1 1 0 1 1 0 1 0
–   Chispa 4.0.32167+13
−13
(−60)59 − 41
(+43−25=32)
59.0%
59.0 / 100
100.0%
+1
1 = 1 0 0 = 1 1 1 = 0 1 1 = = 0 1 1 = 1 1 1 1 0 1 0 0 0 1 1 0 = 1 = 0 = 1 1 = = 0 = 1 = = 1 = = 1 = 1 0 = 1 0 0 0 = = 1 = 1 1 1 0 0 0 0 1 = 1 1 = = 1 1 1 = 1 = = 0 1 = 1 = 1 1 1 0 = 0 = 1 1 0 = 0 1 0
–   Homer 1.022118+14
−14
(−109)53 − 47
(+41−35=24)
53.0%
53.0 / 100
100.0%
−86
= 0 1 = 0 0 0 = = 1 1 1 1 1 = 1 0 0 0 0 0 0 0 0 1 1 1 0 0 1 0 1 1 1 0 1 1 = 1 0 = = 1 0 1 0 1 0 1 1 0 0 0 1 1 = 0 1 1 = = = 1 0 = = = 1 0 0 = 0 1 = 1 = 0 = = 0 = 0 1 = 1 = 0 1 0 0 1 1 1 1 1 1 1 = 0 1
–   RamJet 0.142018+19
−19
(−209)71 − 29
(+60−18=22)
71.0%
71.0 / 100
100.0%
−53
= 1 = = 0 = = = 1 1 0 = 1 = 0 0 1 1 1 1 1 1 1 0 1 1 1 = 0 1 1 1 1 1 = 1 1 = 1 1 1 1 1 1 = 0 1 1 = 0 1 1 1 1 1 = 1 1 1 1 0 1 = 1 1 1 0 1 0 0 = 0 0 = 1 1 1 0 1 1 1 1 1 = 1 0 1 1 1 1 0 1 = 1 1 0 1 = = =
–   Galjoen 0.35.2 64-bit1989+22
−23
(−238)84 − 16
(+77−9=14)
84.0%
84.0 / 100
100.0%
+47
0 = = 1 1 1 = 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 = 1 = 1 1 1 1 = 1 0 1 1 1 1 0 1 = = 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 = 0 1 1 1 = 1 1 1 1 1 1 = 0 = 1 0 1 = 1 1 1 1 1
–   RamJet 0.121967+32
−33
(−260)80 − 20
(+75−15=10)
80.0%
80.0 / 100
100.0%
−5
0 0 1 1 0 1 1 0 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 = 1 1 1 1 = 1 1 1 = 0 1 1 1 1 1 = 1 0 0 1 1 = 1 = 1 1 0 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 0 1 0 1 1 1 0 1 1 1 1 0 1 1 1 = 1 1 = 1 1 1 0 1 1 1 1 1 1 1 = = 1 1
–   Taktix 2.23x1896+20
−20
(−331)77.5 − 22.5
(+73−18=9)
77.5%
77.5 / 100
100.0%
−96
= 1 1 1 1 1 1 0 1 1 1 1 1 0 1 1 1 1 1 = 1 1 = 1 = 0 1 1 1 1 1 1 1 1 = 1 0 0 1 0 1 1 1 1 1 1 1 1 0 0 1 1 1 1 0 0 1 = 0 1 0 1 1 1 1 = 0 0 1 1 1 1 1 = 1 1 0 1 1 1 1 0 1 1 = 1 1 0 1 1 0 1 1 1 1 1 1 1 1 1
–   BigLion 2.23x1880+19
−19
(−347)87 − 13
(+83−9=8)
87.0%
87.0 / 100
100.0%
−6
1 1 0 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 0 1 1 1 0 1 1 0 1 0 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 0 = = 1 0 = 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1

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#5722261900itself
32-bit#2622221700itself
32-bit 1-2-CPU#2622221700itself
32-bit single-CPU#2622221700itself
All#5722261900itself
Free#4922251900itself
Free 1-2-CPU#4922251900itself
Free 32-bit#2122221700itself
Free 32-bit 1-2-CPU#2122221700itself
Free 32-bit single-CPU#2122221700itself
Free single-CPU#4922251900itself
Single-CPU#5722261900itself

Created in 2005-2008 by CCRL team
Last games added on September 24, 2019