CCRL 40/2 FRC
Downloads and Statistics
June 21, 2020
Testing summary:
Total: 284'876 games
played by 222 programs

White wins: 115'667 (40.6%)
Black wins: 99'082 (34.8%)
Draws: 70'127 (24.6%)
White score: 52.9%

Open source engines

Comparing 81 engines!
24 best versions of selected engines played 4830 games with each other

CCRL 40/2 FRC Rating List — Open source engines (Quote)

Ponder off, 5-men EGTB, 128MB hash, 64-bit executables where available, random openings with switched sides
Time control: Equivalent to 40 moves in 2 minutes on an Intel i7-4770k.
Computed on June 21, 2020 with Bayeselo based on 284'876 games
RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
ELO+
1Stockfish 103714+10−1076.5%−187.436.1%3918 
100.0%
 Stockfish 93672+13−1377.3%−214.534.8%2400
83.3%
2Lc0 0.25.0 w591226 GTX10503661+18−1868.4%−129.039.6%1100
91.1%
 Stockfish 1809173645+15−1477.9%−221.733.0%2100
99.8%
 Stockfish 83618+11−1172.7%−181.136.9%3300
100.0%
 Stockfish 2005163564+16−1678.0%−229.827.1%1800
99.7%
 Stockfish 1503163534+15−1575.2%−199.831.6%1800
89.9%
3Ethereal 12.003521+11−1051.1%−7.440.6%3246
97.6%
 Stockfish 2008153501+15−1571.6%−169.031.6%1800
77.6%
 Ethereal 11.753493+11−1153.9%−32.338.9%2800
99.9%
 Ethereal 11.503466+12−1251.2%−13.337.5%2564
60.4%
 Stockfish 63463+13−1370.9%−161.032.6%2400
100.0%
 Stockfish 0405143413+16−1579.7%−245.123.0%2100
100.0%
 Stockfish DD3349+15−1574.9%−200.425.0%2100
100.0%
 Stockfish 1609133302+14−1464.6%−117.628.9%2100
100.0%
4Demolito 2020-02-053233+15−1545.8%+28.533.7%1500
64.5%
 Stockfish 33229+13−1369.2%−156.924.3%2700
99.3%
 Stockfish 2.3.13205+15−1556.7%−56.429.3%1700
54.8%
5‑6Senpai 2.03204+11−1146.8%+23.831.4%3372
48.7%
5‑6Vajolet2 2.83204+13−1349.6%+1.634.6%2136
83.2%
 Stockfish 2.2.13193+18−1864.1%−110.327.0%1200
51.0%
 Stockfish VE_093192+15−1553.8%−36.629.5%1600
64.8%
 Stockfish 2.1.13188+19−1966.3%−124.428.6%1100
56.9%
 Stockfish 2.2.23185+20−2066.3%−125.528.5%1000
74.4%
 Demolito 2019-02-063177+16−1650.4%−4.929.9%1516
99.9%
 Stockfish 2.0.13137+17−1768.7%−144.626.8%1300
75.3%
 Stockfish 1.83128+20−1971.7%−166.523.9%1100
81.1%
7Monolith 23117+14−1451.4%−13.430.0%1960
63.6%
 Stockfish 1.73113+22−2271.5%−163.027.3%800
56.9%
 Stockfish 1.9.13110+25−2473.0%−179.621.7%700
100.0%
 Stockfish 1.63037+22−2264.6%−111.126.1%800
99.7%
8Minic 2.212999+15−1549.2%+4.924.6%1750
96.6%
 Demolito 2017-08-262979+15−1541.3%+67.525.9%1800
99.9%
 Stockfish 1.5.12940+19−1955.2%−40.423.8%1000
97.1%
9Bobcat 8.02916+14−1439.3%+80.225.4%1970
97.1%
10EXchess 7.92b2898+13−1340.9%+69.724.1%2270
62.4%
 EXchess 7.71b2895+15−1438.6%+90.323.1%1900
86.0%
11Cheng 4.392885+12−1243.2%+53.222.7%2570
97.1%
 Bobcat 7.62864+18−1852.0%−15.424.8%1100
99.0%
 Cheng4 0.382835+17−1745.2%+39.020.4%1300
58.3%
 Minic 1.152832+20−2048.6%+7.724.8%870
73.9%
12Cyclone xTreme Fear2825+8−947.6%+17.321.2%6220
82.2%
 EXchess 7.18b2817+14−1446.9%+25.822.1%1900
66.9%
 Bobcat 7.12812+18−1849.5%+3.725.1%1100
71.1%
 Toga CMLX 1.4.5e2804+22−2251.4%−8.325.9%700
75.9%
 Glaurung 2.22795+14−1458.3%−71.419.8%2200
87.0%
13GNU Chess 5.602784+11−1145.9%+30.523.6%3120
99.9%
 GNU Chess 5.502758+13−1354.2%−33.219.0%2500
61.7%
14Octochess 51902755+12−1251.9%−15.024.1%2720
99.5%
 Glaurung 2.12730+14−1551.0%−10.419.8%2000
73.6%
15Karballo 1.82722+18−1853.6%−26.725.1%1110
98.1%
 Glaurung 2.0.12697+14−1548.0%+8.722.6%1900
74.5%
 EXchess 6.50b2690+13−1452.0%−14.319.7%2300
100.0%
16DanaSah 8.302645+18−1846.5%+24.226.0%1100
74.9%
 Glaurung 1.2.12637+13−1346.6%+23.521.4%2400
95.1%
17Fridolin 3.002619+15−1545.7%+32.119.6%1630
85.9%
18Daydreamer 1.752610+9−947.9%+16.122.0%5220
98.3%
 DanaSah 7.902591+15−1555.6%−41.320.5%1640
79.3%
19Maverick 1.52583+14−1348.0%+14.719.9%2120
90.2%
 Monolith 0.42570+16−1649.1%+6.119.9%1510
69.5%
 DanaSah 7.302564+16−1651.9%−14.222.8%1520
87.8%
 GNU Chess 5.07.173b2553+13−1352.0%−18.116.3%2700
87.6%
20Galjoen 0.40.12539+18−1849.3%+4.821.5%1068
88.4%
 Fridolin 2.002525+15−1550.4%−3.122.3%1600
58.4%
 Maverick 1.02522+18−1851.3%−9.720.8%1200
80.3%
 DanaSah 6.302512+18−1848.4%+9.822.1%1200
92.4%
 DanaSah 5.072493+18−1855.5%−41.522.7%1100
93.1%
 DanaSah 4.662476+13−1347.2%+20.619.4%2500
58.0%
 Daydreamer 1.612474+15−1645.4%+35.319.0%1700
69.7%
 DanaSah 5.002468+15−1551.6%−13.320.3%1600
97.0%
 DanaSah 4.202449+12−1245.0%+38.620.1%2800
90.5%
 DanaSah 4.602437+13−1445.9%+32.017.9%2400
100.0%
 Galjoen 0.39.22373+19−1948.5%+9.820.6%1000
97.2%
 Maverick 0.602346+20−2050.4%−4.415.6%1000
81.8%
21Teki 22333+18−1849.8%+2.518.1%1200
100.0%
22Robocide 0.42193+20−2045.0%+39.419.1%1000
100.0%
 Galjoen 0.35.21990+22−2326.8%+190.217.2%900
100.0%
23Sapeli 1.201787+22−2259.5%−86.79.8%1056
78.2%
 Sapeli 1.021775+22−2246.4%+33.012.2%1100
98.5%
24Stash 11.0.11733+29−2854.4%−37.510.8%600
83.7%
 Sapeli 1.161708+36−3819.4%+271.812.3%400
 

Results matrix

Open source engines (best versions only), top 12
#NameELO123456789101112
1Stockfish 103714 48.5 − 51.5
+21−24=55
−61
246 − 54
+198−6=96
+32
         
2Lc0 0.25.0 w591226 GTX1050366151.5 − 48.5
+24−21=55
+61
 69 − 31
+52−14=34
−13
         
3Ethereal 12.00352154 − 246
+6−198=96
−32
31 − 69
+14−52=34
+13
          
4Demolito 2020-02-053233    54.5 − 45.5
+33−24=43
−2
61 − 39
+40−18=42
+39
      
5Senpai 2.03204   45.5 − 54.5
+24−33=43
+2
 52.5 − 57.5
+34−39=37
−14
121 − 79
+87−45=68
−16
     
6Vajolet2 2.83204   39 − 61
+18−40=42
−39
57.5 − 52.5
+39−34=37
+14
 132 − 68
+100−36=64
+21
     
7Monolith 23117    79 − 121
+45−87=68
+16
68 − 132
+36−100=64
−21
 105.5 − 54.5
+84−33=43
−5
    
8Minic 2.212999      54.5 − 105.5
+33−84=43
+5
 98.5 − 61.5
+74−37=49
−3
97 − 53
+80−36=34
+5
96.5 − 53.5
+79−36=35
−10
 
9Bobcat 8.02916       61.5 − 98.5
+37−74=49
+3
 47 − 53
+36−42=22
−40
55 − 45
+38−28=34
+3
65 − 35
+54−24=22
+19
10EXchess 7.92b2898       53 − 97
+36−80=34
−5
53 − 47
+42−36=22
+40
 52 − 48
+43−39=18
+1
62.5 − 37.5
+53−28=19
+20
11Cheng 4.392885       53.5 − 96.5
+36−79=35
+10
45 − 55
+28−38=34
−3
48 − 52
+39−43=18
−1
 52.5 − 47.5
+42−37=21
−41
12Cyclone xTreme Fear2825        35 − 65
+24−54=22
−19
37.5 − 62.5
+28−53=19
−20
47.5 − 52.5
+37−42=21
+41
 
Performance color legend:
(Only pairs with at least 30 games)
-120 -100 -80 -60 -40 -20 0 20 40 60 80 100 120

LOS matrix

Open source engines (best versions only), top 12
#NameELO123456789101112
1Stockfish 103714 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Lc0 0.25.0 w591226 GTX105036610.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Ethereal 12.0035210.00.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Demolito 2020-02-0532330.00.00.0 99.999.9100.0100.0100.0100.0100.0100.0
5Senpai 2.032040.00.00.00.1 48.7100.0100.0100.0100.0100.0100.0
6Vajolet2 2.832040.00.00.00.151.3 100.0100.0100.0100.0100.0100.0
7Monolith 231170.00.00.00.00.00.0 100.0100.0100.0100.0100.0
8Minic 2.2129990.00.00.00.00.00.00.0 100.0100.0100.0100.0
9Bobcat 8.029160.00.00.00.00.00.00.00.0 97.1100.0100.0
10EXchess 7.92b28980.00.00.00.00.00.00.00.02.9 93.3100.0
11Cheng 4.3928850.00.00.00.00.00.00.00.00.06.7 100.0
12Cyclone xTreme Fear28250.00.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Alter engine selection



Alter output selection

Rating list
Testing profile
  (Step: , Numbers: )

Results table
Performance table
Score table
LOS table
Proportion of draws
White score
Number of games
Score with common opponents
Score with all opponents
Performance with common opponents
Performance with all opponents
LOS with common opponents
LOS with all opponents

Maximum size of cross-tables (from 2 to 100):
Limit crosstables to engines in ELO range: to
Match length (Minimum number of games to highlight with color):

Cross-tables show only best version of each engine
Sort cross-tables by:   Rating   Name
Highlight diagonal of cells wide. (0 to highlight everything)

Reference rating list:
Recalibrate:
  No recalibration (reference and current list are compared as they are)
  Recalibrate reference list to current one using selected engines only
  Recalibrate reference list to current one using all common engines
  Recalibrate current list to reference using selected engines only
  Recalibrate current list to reference using all common engines


Created in 2005-2008 by CCRL team
Last games added on June 21, 2020