CCRL Blitz
Downloads and Statistics
February 27, 2021
Testing summary:
Total: 2'472'902 games
played by 2'944 programs

White wins: 950'998 (38.5%)
Black wins: 761'961 (30.8%)
Draws: 759'943 (30.7%)
White score: 53.8%

Engine Details

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Rodent IV 022 64-bit (2990+13
−13		)Quote
Author: Pawel Koziol (Poland) Link: Homepage
This is one of the 28 Rodent versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Toga III 0.2 64-bit3135+22
−22		(+145)7.5 − 23.5
(+1−17=13)
24.2%
7.5 / 31
0.0%
−22
0 = 0 = 0 0 0 0 0 0 0 = = 0 0 0 = 0 1 0 = 0 = = = = = = 0 0 =
–   Demolito 2020-02-08 64-bit3117+18
−18		(+127)8.5 − 23.5
(+6−21=5)
26.6%
8.5 / 32
0.0%
−59
= 0 0 0 0 1 0 0 = 0 0 1 = 0 0 0 0 = 0 0 0 1 = 0 1 0 0 0 1 0 1 0
–   Seer 1.2.1 64-bit3091+17
−17		(+101)10 − 22
(+4−16=12)
31.3%
10.0 / 32
0.0%
−22
0 = = 0 0 = 0 0 0 = = 0 0 1 1 = = 0 = = 0 0 0 0 1 = 1 0 = 0 0 =
–   Protector 1.9.0 64-bit3088+7
−6		(+98)10.5 − 21.5
(+4−15=13)
32.8%
10.5 / 32
0.0%
−12
= = 0 0 0 1 = = 1 0 0 1 0 1 0 0 = 0 = 0 0 = = = 0 = 0 = 0 = 0 =
–   Senpai 2.0 64-bit3086+8
−8		(+96)13.5 − 18.5
(+3−8=21)
42.2%
13.5 / 32
0.0%
+54
= 1 = = = 0 0 0 = = 1 = 0 = = 0 = = = 0 = = = = 1 = 0 = 0 = = =
–   chess22k 1.13 64-bit3084+16
−16		(+94)12.5 − 19.5
(+5−12=15)
39.1%
12.5 / 32
0.0%
+28
0 0 = = 1 0 0 0 = 0 1 = = = = 0 0 = 1 1 = 1 0 = = = 0 = = 0 0 =
–   Demolito 2019-10-08 64-bit3078+17
−17		(+88)11.5 − 20.5
(+5−14=13)
35.9%
11.5 / 32
0.0%
−2
1 0 = 0 = 0 = = = = 0 = = 1 = 0 0 0 1 0 = 0 0 0 0 0 = 0 1 = 1 =
–   Marvin 4.0.0 64-bit3071+17
−17		(+81)15 − 17
(+7−9=16)
46.9%
15.0 / 32
0.0%
+61
1 0 = = = 0 1 = = = = = 0 0 = 0 = = = 1 = = 0 1 0 0 1 1 = 1 0 =
–   Pirarucu 3.3.5 64-bit3062+14
−14		(+72)10 − 22
(+2−14=16)
31.3%
10.0 / 32
0.0%
−42
= 0 = 0 = 1 0 0 1 0 = 0 = 0 0 0 = 0 = 0 = = = = 0 = = 0 = = 0 =
–   Winter 0.8 64-bit3054+17
−16		(+64)9.5 − 22.5
(+6−19=7)
29.7%
9.5 / 32
0.0%
−88
1 0 0 0 0 1 0 0 0 = 0 = 0 = 0 = 0 0 0 1 0 0 1 1 = 1 0 = 0 = 0 0
–   SmarThink 1.98 64-bit3045+8
−8		(+55)12.5 − 19.5
(+6−13=13)
39.1%
12.5 / 32
0.0%
−13
= = 0 0 0 1 1 0 = 0 0 = 0 0 0 = = = 1 0 = = = 0 1 = = 1 1 0 0 =
–   Weiss 1.2 64-bit3040+16
−16		(+50)13.5 − 18.5
(+6−11=15)
42.2%
13.5 / 32
0.0%
0
= = 0 = = = 1 = 0 = = 0 0 1 0 1 0 1 = = 0 0 = = 1 = 0 = 0 = 1 0
–   Monolith 2.01 64-bit3037+15
−15		(+47)15 − 16
(+8−9=14)
48.4%
15.0 / 31
0.0%
+36
0 = = = 1 1 1 = 1 = = 0 = 0 0 0 1 = 1 = = 0 = 0 1 1 0 0 = = =
–   FabChess 1.16 64-bit3035+16
−16		(+45)15.5 − 16.5
(+7−8=17)
48.4%
15.5 / 32
0.0%
+36
= = = 1 = = 0 1 1 0 1 = = = 0 = = 0 = = 0 0 1 = 1 1 = = = 0 0 =
–   Stash 27.0 64-bit3034+18
−18		(+44)13 − 19
(+6−12=14)
40.6%
13.0 / 32
0.0%
−8
= 0 = 0 = 0 0 1 0 = = = = 1 = 1 0 0 = 0 = 0 = 1 = 1 = 1 0 0 0 =
–   Naum 4.6 64-bit3031+7
−7		(+41)14 − 18
(+5−9=18)
43.8%
14.0 / 32
0.0%
+6
1 0 = = = 1 = 1 0 = 0 = 0 = = 0 = = 0 0 = = = 0 = 0 = = = = 1 1
–   Minic 2.07 64-bit3027+17
−17		(+37)15 − 17
(+10−12=10)
46.9%
15.0 / 32
0.0%
+21
0 1 = 0 0 0 = = = 0 = 1 = 0 0 1 = 0 0 1 = 1 0 0 1 1 0 1 = 1 = 1
–   Bagatur 2.0 64-bit3025+14
−14		(+35)14 − 18
(+6−10=16)
43.8%
14.0 / 32
0.0%
−1
0 = 1 = 1 = 0 = = 0 = 0 = = = 1 = 0 = 1 = 1 0 1 0 = = = 0 0 0 =
–   SlowChess Blitz Classic 1.6 64-bit3023+18
−18		(+33)14 − 18
(+5−9=18)
43.8%
14.0 / 32
0.2%
−1
= 0 = = 1 0 = 0 = = = = = 0 0 = 1 = = = 0 1 = 1 = 0 0 1 0 = = =
–   Hakkapeliitta TCEC v2 64-bit3021+8
−8		(+31)13.5 − 18.5
(+7−12=13)
42.2%
13.5 / 32
0.0%
−16
1 = 0 1 0 = 1 = = 1 1 = 1 0 0 0 = = = = 0 = = 0 1 = 0 0 0 0 = 0
–   Marvin 3.6.0 64-bit3021+19
−19		(+31)14 − 18
(+9−13=10)
43.8%
14.0 / 32
0.4%
−8
0 0 = = 0 0 1 = 1 = 0 0 0 0 1 1 0 = 1 0 1 0 0 1 0 = 1 = = = = 1
–   Pirarucu 3.0.7 64-bit3020+15
−15		(+30)16 − 16
(+8−8=16)
50.0%
16.0 / 32
0.2%
+32
0 = 0 1 = = = = 1 1 0 0 0 = 1 = 1 = 0 1 = = = 0 1 = = = = 0 1 =
–   Combusken 1.1.0 64-bit3020+19
−19		(+30)12 − 20
(+5−13=14)
37.5%
12.0 / 32
0.5%
−45
= = 1 = 1 0 = 0 0 = = = 0 1 0 = 0 = 0 = = 1 = = 0 0 0 0 0 = 1 0
–   Deuterium 2019.2.37.73 64-bit3019+11
−11		(+29)13 − 19
(+3−9=20)
40.6%
13.0 / 32
0.0%
−19
= = = 0 0 0 = = = = 0 1 = 0 = = = 0 0 = 0 = = = = 0 = 1 = 1 = =
–   Amoeba 3.2 64-bit3012+17
−17		(+22)25.5 − 33.5
(+13−21=25)
43.2%
25.5 / 59
2.5%
−18
= 1 0 = 0 = 0 1 = 0 = 1 0 = 0 0 = 1 1 1 = = = 0 = 0 1 0 1 = 0 = 0 = 0 1 0 1 = 0 1 0 0 = = 0 0 0 = 1 = = = = 1 = = 0 =
–   Koivisto 3.0 64-bit3007+18
−18		(+17)14 − 18
(+7−11=14)
43.8%
14.0 / 32
7.4%
−20
1 1 0 0 = = 0 = = 0 = = 0 1 = = 1 0 = = = 1 = 0 0 0 0 = 0 1 = 1
–   Cheng 4.40 64-bit3005+19
−19		(+15)12.5 − 19.5
(+6−13=13)
39.1%
12.5 / 32
10.9%
−52
0 0 = = = = = 1 0 1 0 0 0 0 1 = = 1 = = 0 0 = 0 1 0 = = 1 0 = 0
–   ChessBrainVB 3.743003+15
−15		(+13)18.5 − 13.5
(+14−9=9)
57.8%
18.5 / 32
9.8%
+64
1 = = = 1 = = = 0 1 0 1 0 0 1 = 1 1 = 1 0 1 1 1 0 1 0 = 0 1 1 0
–   Minic 1.44 64-bit3003+26
−26		(+13)17.5 − 14.5
(+12−9=11)
54.7%
17.5 / 32
19.0%
+43
= 1 1 0 1 = = 1 1 1 = = 0 = = 0 0 0 1 1 0 = 0 1 = 1 1 = 0 = 0 1
–   Halogen 8.1 64-bit2997+20
−20		(+7)14 − 18
(+6−10=16)
43.8%
14.0 / 32
30.3%
−25
0 0 0 1 0 0 = 1 = 1 = 0 = 1 = 0 = 1 0 = = = = 1 = = = = = 0 0 =
–   Lc0 0.24.0 w591226 64-bit2991+20
−20		(+1)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
49.5%
−54
1 1 0 = 0 1 1 0 1 0 0 0 0 0 = 0 1 1 = = 0 1 1 0 1 = 0 0 0 = = 0
–   Marvin 3.5.0 64-bit2988+17
−17		(−2)10.5 − 21.5
(+3−14=15)
32.8%
10.5 / 32
58.3%
−107
0 0 1 0 1 = = = 0 = 0 = = = 0 = 0 0 0 0 = 1 0 = = 0 = 0 = = = 0
–   Monolith 2 64-bit2988+16
−16		(−2)16 − 16
(+8−8=16)
50.0%
16.0 / 32
59.1%
−3
= 1 1 = 1 1 = 1 = 1 = = 0 = = 0 = 0 0 0 = = = 0 = = 1 0 1 = 0 =
–   Igel 2.2.2 64-bit2986+20
−20		(−4)16.5 − 15.5
(+7−6=19)
51.6%
16.5 / 32
63.1%
+7
= 0 = = = 0 0 = = 0 = = = = = = = = = 1 0 = 1 0 = 1 = 1 = 1 1 1
–   Hiarcs 142985+8
−8		(−5)20 − 12
(+14−6=12)
62.5%
20.0 / 32
78.2%
+77
0 1 1 1 0 1 1 = 1 = = = 1 1 = 1 1 1 = = = = 0 0 1 1 0 = = = 0 1
–   Amoeba 3.1 64-bit2984+14
−15		(−6)19 − 13
(+13−7=12)
59.4%
19.0 / 32
75.4%
+52
= 1 1 = 1 0 = 0 = 1 0 1 1 = 1 = 1 0 1 0 1 1 = 0 = = = = = 0 1 1
–   Godel 7.0 64-bit2983+13
−13		(−7)12 − 20
(+4−12=16)
37.5%
12.0 / 32
79.1%
−79
= 0 0 1 0 = 0 0 = = = = = = = = = 0 = 1 = 1 1 0 0 = 0 0 0 = = 0
–   PeSTO 2.210 64-bit2979+13
−13		(−11)17.5 − 14.5
(+12−9=11)
54.7%
17.5 / 32
90.1%
+23
0 1 = = = 1 1 = = = 0 1 = 0 0 1 = 1 0 0 = 1 = 0 = 1 1 1 0 1 0 1
–   Winter 0.7 64-bit2978+15
−15		(−12)19.5 − 12.5
(+15−8=9)
60.9%
19.5 / 32
90.1%
+63
1 0 1 0 = = 0 1 = = 1 1 1 0 = 0 1 0 1 0 1 = = 0 1 = 1 1 1 = 1 1
–   Amoeba 3.0 64-bit2974+15
−14		(−16)17 − 15
(+8−6=18)
53.1%
17.0 / 32
95.0%
+1
= = = 1 = = 0 1 0 0 = = = = = = 0 1 = 0 1 = 1 1 1 1 = = = = 0 =
–   Weiss 1.1 64-bit2972+19
−19		(−18)17 − 15
(+11−9=12)
53.1%
17.0 / 32
94.4%
+4
= 1 = 1 = 1 0 = 1 = = 0 = 1 0 0 1 1 0 0 1 = 0 0 1 0 = 1 = 1 = =
–   Crafty 25.3 64-bit2965+24
−24		(−25)16 − 15
(+12−11=8)
51.6%
16.0 / 31
96.6%
−12
1 = = = 0 = 1 0 1 = = = 0 1 0 1 0 1 1 1 0 0 1 1 0 1 0 1 0 = 0
–   Bobcat 8.0 64-bit2961+9
−9		(−29)17.5 − 14.5
(+11−8=13)
54.7%
17.5 / 32
100.0%
+1
1 = 0 = = 1 1 = 1 1 = 1 1 1 0 0 = = = 0 0 = = = 1 0 0 0 = = 1 1
–   Marvin 3.4.0 64-bit2958+15
−15		(−32)22 − 10
(+19−7=6)
68.8%
22.0 / 32
99.9%
+112
0 1 1 1 1 = = 1 1 1 0 = 1 1 1 0 0 1 = 1 1 1 1 1 0 = 1 = 0 0 1 1
–   BBC 1.4 Stockfish NNUE 64-bit2958+20
−20		(−32)19 − 13
(+13−7=12)
59.4%
19.0 / 32
99.7%
+29
1 = 0 = 1 0 = 1 1 = 1 = = 0 1 = 1 1 = 0 1 = = 1 = 0 0 = 1 0 1 1
–   Crafty 25.6 64-bit2955+17
−17		(−35)18.5 − 13.5
(+11−6=15)
57.8%
18.5 / 32
99.9%
+12
0 1 0 1 0 = = = = = = 1 = = 1 = 1 = 0 0 0 1 1 1 = 1 = 1 = = = 1
–   Bagatur 1.9 64-bit2950+18
−18		(−40)14 − 18
(+9−13=10)
43.8%
14.0 / 32
100.0%
−83
= = 1 1 0 1 0 = = 1 1 1 0 = 0 = 0 0 0 0 = 0 0 = 0 0 0 = 1 1 = 1
–   Godel 6.0 64-bit2948+14
−15		(−42)17.5 − 14.5
(+11−8=13)
54.7%
17.5 / 32
100.0%
−10
= 1 0 = 0 = = = 1 = = 1 1 = 1 = 0 1 1 0 0 1 = 1 1 0 1 = 0 = = 0
–   Francesca MAD 0.30a 64-bit2946+25
−25		(−44)15.5 − 16.5
(+9−10=13)
48.4%
15.5 / 32
99.9%
−53
0 = 0 1 0 1 = = 0 0 1 0 = 0 = = 0 0 = 1 = 1 1 1 1 = 1 = = 0 = =
–   Cheng 4.39 64-bit2943+8
−8		(−47)22.5 − 9.5
(+18−5=9)
70.3%
22.5 / 32
100.0%
+97
1 = 1 = 1 = = 1 1 1 1 = 1 1 1 = 1 1 0 0 1 1 = 0 1 0 = 1 1 = 0 1
–   Dirty CUCUMBER 64-bit2928+13
−13		(−62)19.5 − 12.5
(+12−5=15)
60.9%
19.5 / 32
100.0%
+6
1 = 0 = 1 1 1 0 1 = = = = = 1 1 = = 0 1 = = 1 = = 0 0 1 1 1 = =
–   Asymptote 0.8 64-bit2928+15
−15		(−62)22 − 10
(+17−5=10)
68.8%
22.0 / 32
100.0%
+65
1 = 1 1 1 1 = = 0 0 1 1 1 = 1 1 0 1 1 = = 1 = 0 = = 1 0 1 1 1 =
–   Spark 1.0 64-bit2926+7
−7		(−64)18 − 14
(+11−7=14)
56.3%
18.0 / 32
100.0%
−28
0 1 = 1 = = 1 = = 1 0 1 1 0 1 = 1 0 = = 1 0 = 1 = 0 = = = 1 = 0
–   Igel 2.0.0 64-bit2925+21
−21		(−65)20.5 − 11.5
(+15−6=11)
64.1%
20.5 / 32
100.0%
+31
1 1 0 0 = 1 0 = 0 = = = 1 1 1 = = 1 1 = 1 0 1 = 1 1 1 = 1 = 0 1
–   Atlas 3.91 64-bit2923+9
−10		(−67)18 − 14
(+10−6=16)
56.3%
18.0 / 32
100.0%
−28
= = 1 0 1 = 0 = 1 0 = = 0 1 1 1 = = = 1 1 = = = 0 0 = 1 = = 1 =
–   Spike 1.4 Leiden2920+6
−7		(−70)22.5 − 7.5
(+17−2=11)
75.0%
22.5 / 30
100.0%
+95
1 = 1 = 0 1 = 1 = 1 0 1 1 = 1 1 1 1 1 1 = 1 = = = = 1 1 1 =
–   Minic 1.14 64-bit2909+18
−18		(−81)18 − 14
(+14−10=8)
56.3%
18.0 / 32
100.0%
−36
1 0 1 0 0 0 = 1 = = = = 0 1 0 1 0 = 1 1 0 1 1 1 0 1 1 0 = = 1 1
–   Seer 1.1 64-bit2859+22
−22		(−131)8.5 − 5.5
(+6−3=5)		60.7%
8.5 / 14
100.0%
−64
= 1 1 1 = 1 = 1 0 1 0 = = 0
1860 games: 512 wins, 585 losses, 763 draws (41.0%), score: 48.0%

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Rating changes with played games

Created in 2005-2013 by CCRL team
Last games added on February 27, 2021