CCRL 404FRC
Downloads and Statistics
March 25, 2017
Testing summary:
Total: 200'100 games
played by 160 programs
1874 CPU days (X2 4600+)

White wins: 83'279 (41.6%)
Black wins: 72'775 (36.4%)
Draws: 44'046 (22.0%)
White score: 52.6%

Engine Details

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Show each game results
Betsy Fischer#45  (2230+13
−13
)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
(+321)15 − 85
(+6−76=18)
15.0%
15.0 / 100
0.0%
+37
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 3.5.12545+8
−8
(+315)15.5 − 84.5
(+9−78=13)
15.5%
15.5 / 100
0.0%
+20
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
(+315)10.5 − 89.5
(+8−87=5)
10.5%
10.5 / 100
0.0%
−75
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
−11
(+303)12.5 − 87.5
(+10−85=5)
12.5%
12.5 / 100
0.0%
−58
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 2.832526+10
−10
(+296)12 − 88
(+6−82=12)
12.0%
12.0 / 100
0.0%
−40
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
(+295)15 − 85
(+10−80=10)
15.0%
15.0 / 100
0.0%
−13
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 0.7.12517+9
−9
(+287)15.5 − 84.5
(+9−78=13)
15.5%
15.5 / 100
0.0%
−7
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-bit2513+13
−13
(+283)14.5 − 85.5
(+8−79=13)
14.5%
14.5 / 100
0.0%
−21
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-bit2494+14
−14
(+264)16.5 − 83.5
(+10−77=13)
16.5%
16.5 / 100
0.0%
−19
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 8.022486+8
−8
(+256)16.5 − 83.5
(+8−75=17)
16.5%
16.5 / 100
0.0%
−16
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 4.662475+13
−13
(+245)19 − 81
(+10−72=18)
19.0%
19.0 / 100
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 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-bit2473+16
−16
(+243)19.5 − 80.5
(+14−75=11)
19.5%
19.5 / 100
0.0%
−16
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-bit2468+14
−14
(+238)22 − 78
(+14−70=16)
22.0%
22.0 / 100
0.0%
+16
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-bit2460+16
−16
(+230)37 − 63
(+27−53=20)
37.0%
37.0 / 100
0.0%
+132
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
(+218)29.5 − 70.5
(+19−60=21)
29.5%
29.5 / 100
0.0%
+65
= 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 4.602436+13
−13
(+206)17 − 83
(+13−79=8)
17.0%
17.0 / 100
0.0%
−87
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
−11
(+175)27 − 73
(+18−64=18)
27.0%
27.0 / 100
0.0%
−3
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 2.960d2371+13
−13
(+141)36.5 − 63.5
(+23−50=27)
36.5%
36.5 / 100
0.0%
+47
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
(+114)33 − 67
(+27−61=12)
33.0%
33.0 / 100
0.0%
−21
= 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 0.42333+12
−12
(+103)38 − 62
(+27−51=22)
38.0%
38.0 / 100
0.0%
+15
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
–   Patzer 3.802311+12
−13
(+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+13
−13
(+58)50.5 − 49.5
(+42−41=17)
50.5%
50.5 / 100
0.0%
+61
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 0.99.22259+10
−10
(+29)53.5 − 46.5
(+44−37=19)
53.5%
53.5 / 100
0.0%
+53
= 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 0.2.9942252+10
−11
(+22)37 − 63
(+26−52=22)
37.0%
37.0 / 100
0.3%
−73
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
–   Chispa 4.0.32168+14
−14
(−62)59 − 41
(+43−25=32)
59.0%
59.0 / 100
100.0%
0
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
–   Hussar 0.22165+19
−19
(−65)59 − 41
(+47−29=24)
59.0%
59.0 / 100
100.0%
0
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
–   Homer 1.022121+16
−16
(−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
–   Galjoen 0.35.2 64-bit2021+21
−21
(−209)84 − 16
(+77−9=14)
84.0%
84.0 / 100
100.0%
+76
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 0.121978+31
−32
(−252)80 − 20
(+75−15=10)
80.0%
80.0 / 100
100.0%
+2
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 2.23x1853+24
−25
(−377)77.5 − 22.5
(+73−18=9)
77.5%
77.5 / 100
100.0%
−143
= 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 2.23x1848+24
−25
(−382)87 − 13
(+83−9=8)
87.0%
87.0 / 100
100.0%
−41
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#4522291900itself
32-bit#2622201700itself
32-bit 1-2-CPU#2622201700itself
32-bit single-CPU#2622201700itself
All#4522291900itself
Free#3722271900itself
Free 1-2-CPU#3722271900itself
Free 32-bit#2122171700itself
Free 32-bit 1-2-CPU#2122171700itself
Free 32-bit single-CPU#2122171700itself
Free single-CPU#3722271900itself
Single-CPU#4522291900itself

Created in 2005-2008 by CCRL team
Last games added on March 25, 2017