CCRL 40/15
Downloads and Statistics
November 16, 2024
Testing summary:
Total: 1'967'497 games
played by 3'973 programs

White wins: 610'660 (31.0%)
Black wins: 425'811 (21.6%)
Draws: 931'026 (47.3%)
White score: 54.7%

Engine Details

Options
Show each game results
Uralochka 3.41a 64-bit (3550+11
−11		)Quote
Author: Ivan Maklyakov (Russia) Link: Homepage
This is one of the 15 Uralochka versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Stockfish 17 64-bit3623+12
−12		(+73)2 − 2
(+0−0=4)		50.0%
2.0 / 4
0.0%
+73
–   Stockfish 16.1 64-bit3622+9
−9		(+72)21 − 35
(+0−14=42)
37.5%
21.0 / 56
0.0%
−5
–   Torch v3 64-bit3621+13
−13		(+71)14.5 − 35.5
(+0−21=29)
29.0%
14.5 / 50
0.0%
−67
–   Torch v2 64-bit3608+10
−10		(+58)20.5 − 29.5
(+0−9=41)
41.0%
20.5 / 50
0.0%
+3
–   Dragon by Komodo 3.3 64-bit3606+7
−7		(+56)20 − 30
(+0−10=40)
40.0%
20.0 / 50
0.0%
−4
–   Berserk 13 64-bit3589+8
−8		(+39)24 − 35
(+0−11=48)
40.7%
24.0 / 59
0.0%
−17
–   Obsidian 13.0 64-bit3586+11
−11		(+36)28 − 32
(+0−4=56)
46.7%
28.0 / 60
0.0%
+17
–   Caissa 1.20 64-bit3578+11
−11		(+28)25 − 31
(+2−8=46)
44.6%
25.0 / 56
0.0%
−2
–   Obsidian 12.0 64-bit3577+12
−12		(+27)48.5 − 52.5
(+0−4=97)
48.0%
48.5 / 101
0.0%
+15
–   PlentyChess 2.1.0 64-bit3576+11
−11		(+26)28 − 32
(+0−4=56)
46.7%
28.0 / 60
0.0%
+7
–   PlentyChess 2.0.0 64-bit3574+13
−13		(+24)1 − 1
(+0−0=2)		50.0%
1.0 / 2
0.1%
+24
–   Alexandria 7.0.0 64-bit3573+10
−10		(+23)4.5 − 4.5
(+0−0=9)		50.0%
4.5 / 9
0.0%
+19
–   Caissa 1.21 64-bit3573+55
−55		(+23)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
20.1%
−10
–   Viridithas 15.0.0 64-bit3573+14
−14		(+23)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.3%
+57
–   Starzix 6.0 64-bit3571+17
−17		(+21)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
1.2%
+55
–   Caissa 1.19 64-bit3569+14
−14		(+19)25 − 28
(+0−3=50)
47.2%
25.0 / 53
0.6%
+1
–   RubiChess 20240817 64-bit3568+12
−12		(+18)26.5 − 27.5
(+0−1=53)
49.1%
26.5 / 54
0.4%
+12
–   Caissa 1.18 64-bit3567+9
−9		(+17)24 − 26
(+0−2=48)
48.0%
24.0 / 50
0.2%
+5
–   Ethereal 14.25 64-bit3567+8
−8		(+17)25 − 25
(+0−0=50)
50.0%
25.0 / 50
0.1%
+17
–   Stormphrax 6.0.0 64-bit3567+34
−34		(+17)2.5 − 2.5
(+0−0=5)		50.0%
2.5 / 5
16.7%
+10
–   Motor 0.8.0 64-bit3566+24
−24		(+16)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
9.7%
−18
–   RubiChess 20240112 64-bit3566+8
−8		(+16)25 − 30
(+1−6=48)
45.5%
25.0 / 55
0.2%
−11
–   Clover 7.0 64-bit3561+13
−13		(+11)25.5 − 24.5
(+6−5=39)
51.0%
25.5 / 50
7.6%
+17
–   Clover 8.0 64-bit3559+15
−15		(+9)26 − 27
(+4−5=44)
49.1%
26.0 / 53
12.0%
+3
–   PlentyChess 1.0.0 64-bit3558+11
−11		(+8)22.5 − 27.5
(+0−5=45)
45.0%
22.5 / 50
11.3%
−20
–   Alexandria 6.1.0 64-bit3557+10
−10		(+7)27 − 27
(+0−0=54)
50.0%
27.0 / 54
12.9%
+7
–   Lizard 10.5 64-bit3555+12
−12		(+5)27.5 − 28.5
(+1−2=53)
49.1%
27.5 / 56
23.4%
0
–   Clover 7.1 64-bit3555+21
−21		(+5)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
32.8%
−29
–   Lizard 11.0 64-bit3555+13
−13		(+5)26 − 24
(+3−1=46)
52.0%
26.0 / 50
25.2%
+16
–   Viridithas 14.0.1 64-bit3554+16
−16		(+4)14 − 14
(+2−2=24)		50.0%
14.0 / 28
30.3%
+1
–   Motor 0.7.0 64-bit3554+15
−15		(+4)14.5 − 14.5
(+0−0=29)		50.0%
14.5 / 29
29.7%
+2
–   Clover 6.2 64-bit3553+13
−13		(+3)2 − 2
(+1−1=2)		50.0%
2.0 / 4
34.9%
+3
–   Titan 1.1.0 64-bit3551+9
−9		(+1)32 − 32
(+0−0=64)
50.0%
32.0 / 64
40.7%
+1
–   Lizard 10.4 64-bit3548+16
−16		(−2)3.5 − 4.5
(+0−1=7)		43.8%
3.5 / 8
58.3%
−39
–   Seer 2.8.0 64-bit3547+8
−8		(−3)34 − 34
(+3−3=62)
50.0%
34.0 / 68
65.5%
−2
–   Chess System Tal 2.00 EAS 64-bit3545+9
−9		(−5)25.5 − 25.5
(+2−2=47)
50.0%
25.5 / 51
76.1%
−4
–   Rebel 16.3 64-bit3544+10
−10		(−6)28.5 − 29.5
(+1−2=55)
49.1%
28.5 / 58
80.1%
−10
–   Clover 6.1 64-bit3543+9
−9		(−7)25.5 − 24.5
(+2−1=47)
51.0%
25.5 / 50
84.2%
−1
–   Chess System Tal 2.00 Elo 64-bit3542+7
−7		(−8)5 − 7
(+0−2=10)		41.7%
5.0 / 12
90.1%
−58
–   Spaghet BologNNese 1.0 64-bit3540+14
−14		(−10)2 − 2
(+0−0=4)		50.0%
2.0 / 4
88.4%
−10
–   Clarity 7.2.0 64-bit3540+15
−15		(−10)16 − 16
(+1−1=30)
50.0%
16.0 / 32
87.0%
−10
–   Velvet 8.1.1 64-bit3533+55
−55		(−17)2.5 − 2.5
(+0−0=5)		50.0%
2.5 / 5
72.5%
−23
–   Lizard 11.1 64-bit3532+137
−137		(−18)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
60.1%
+12
–   Clarity 7.0.0 64-bit3532+18
−18		(−18)18.5 − 15.5
(+3−0=31)
54.4%
18.5 / 34
96.0%
+5
–   Viridithas 13.0.0 64-bit3532+17
−17		(−18)15.5 − 14.5
(+4−3=23)
51.7%
15.5 / 30
96.9%
−8
–   rofChade 3.1 64-bit3531+9
−9		(−19)4 − 4
(+0−0=8)		50.0%
4.0 / 8
99.9%
−19
–   Peacekeeper 3.01 64-bit3528+12
−12		(−22)18.5 − 15.5
(+4−1=29)
54.4%
18.5 / 34
99.9%
+4
–   Koivisto 9.0 64-bit3527+7
−7		(−23)31.5 − 26.5
(+6−1=51)
54.3%
31.5 / 58
100.0%
+2
–   Igel 3.5.0 64-bit3524+7
−7		(−26)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
100.0%
−103
–   Starzix 5.0 64-bit3521+14
−14		(−29)16.5 − 15.5
(+1−0=31)
51.6%
16.5 / 32
100.0%
−21
–   Revenge 3.0 64-bit3518+7
−7		(−32)28 − 22
(+7−1=42)
56.0%
28.0 / 50
100.0%
+4
–   Velvet 7.3.0 64-bit3516+19
−19		(−34)34.5 − 23.5
(+11−0=47)
59.5%
34.5 / 58
99.9%
+22
–   Fire 9.3 64-bit3514+13
−13		(−36)8.5 − 7.5
(+1−0=15)		53.1%
8.5 / 16
100.0%
−19
–   Viridithas 12.0.0 64-bit3514+14
−14		(−36)34 − 24
(+10−0=48)
58.6%
34.0 / 58
100.0%
+16
–   Lizard 10.3 64-bit3512+13
−13		(−38)4 − 4
(+0−0=8)		50.0%
4.0 / 8
100.0%
−38
–   Devre 6.0 64-bit3509+18
−18		(−41)2 − 2
(+0−0=4)		50.0%
2.0 / 4
100.0%
−41
–   Arasan 24.2.2 64-bit3493+14
−14		(−57)5 − 3
(+2−0=6)		62.5%
5.0 / 8
100.0%
+17
–   Black Marlin 9.0 64-bit3492+12
−12		(−58)2 − 2
(+0−0=4)		50.0%
2.0 / 4
100.0%
−58
–   Stormphrax 4.1.0 64-bit3490+15
−15		(−60)4 − 4
(+1−1=6)		50.0%
4.0 / 8
100.0%
−55
–   Elixir 3.0 64-bit3485+144
−144		(−65)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
81.0%
−34
–   Booot 7.3 64-bit3484+10
−10		(−66)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+100
–   Altair 7.0.0 64-bit3482+14
−14		(−68)4.5 − 3.5
(+1−0=7)		56.3%
4.5 / 8
100.0%
−30
–   akimbo 1.0.0 64-bit3478+12
−12		(−72)36.5 − 25.5
(+12−1=49)
58.9%
36.5 / 62
100.0%
−18
–   Equisetum 1.0 64-bit3474+14
−14		(−76)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
100.0%
−4
–   Motor 0.5.0 64-bit3470+18
−18		(−80)11.5 − 6.5
(+5−0=13)		63.9%
11.5 / 18
100.0%
+6
–   Marvin 6.3.0 64-bit3407+15
−15		(−143)18 − 6
(+12−0=12)		75.0%
18.0 / 24
100.0%
+25
2091 games: 112 wins, 139 losses, 1840 draws (88.0%), score: 49.4%

Rating changes by day

Rating changes with played games

Created in 2005-2013 by CCRL team
Last games added on November 16, 2024