CCRL 40/2 FRC
Downloads and Statistics
September 15, 2020
Testing summary:
Total: 294'230 games
played by 227 programs

White wins: 119'042 (40.5%)
Black wins: 101'521 (34.5%)
Draws: 73'667 (25.0%)
White score: 53.0%

Open source engines

Comparing 86 engines!
24 best versions of selected engines played 4630 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 September 15, 2020 with Bayeselo based on 294'230 games
RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
ELO+
1Stockfish 123767+12−1269.7%−141.037.4%2522 
85.4%
 Stockfish 1707203759+12−1269.6%−136.140.3%2650
98.6%
2Lc0 0.26.1 w714700 GTX10503741+13−1363.6%−95.943.8%1920
100.0%
 Stockfish 103714+10−1074.8%−175.737.3%4148
100.0%
 Stockfish 93671+13−1377.3%−213.834.8%2400
81.7%
 Lc0 0.25.0 w591226 GTX10503661+18−1868.4%−128.539.6%1100
92.3%
 Stockfish 1809173644+15−1477.9%−221.133.0%2100
99.8%
 Stockfish 83618+11−1172.7%−181.436.9%3300
100.0%
3Ethereal 12.503573+11−1151.1%−6.243.1%2662
78.1%
 Stockfish 2005163564+16−1678.0%−229.827.1%1800
99.7%
 Stockfish 1503163534+15−1575.2%−199.831.6%1800
90.7%
 Ethereal 12.003521+10−1044.4%+41.737.8%4058
97.7%
 Stockfish 2008153501+15−1571.6%−169.031.6%1800
77.2%
 Ethereal 11.753493+11−1153.9%−32.138.9%2800
99.9%
 Ethereal 11.503466+12−1251.2%−13.137.5%2564
61.1%
 Stockfish 63463+13−1370.9%−161.032.6%2400
100.0%
 Stockfish 0405143413+15−1579.7%−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 2020-02-053234+15−1545.8%+28.133.7%1500
66.0%
 Stockfish 33229+13−1369.2%−156.824.3%2700
99.3%
 Stockfish 2.3.13205+15−1556.7%−56.329.3%1700
54.4%
5‑6Senpai 2.03204+11−1146.8%+24.031.4%3372
49.4%
5‑6Vajolet2 2.83204+13−1349.6%+1.834.6%2136
83.0%
 Stockfish 2.2.13193+18−1864.1%−110.227.0%1200
51.2%
 Stockfish VE_093193+16−1553.8%−37.529.5%1600
64.6%
 Stockfish 2.1.13188+19−1966.3%−124.228.6%1100
56.9%
 Stockfish 2.2.23185+20−2066.3%−125.428.5%1000
74.7%
 Demolito 2019-02-063177+16−1650.4%−4.829.9%1516
99.9%
 Stockfish 2.0.13138+18−1768.7%−145.526.8%1300
75.3%
 Stockfish 1.83129+20−1971.7%−167.423.9%1100
82.0%
7Monolith 23117+13−1352.3%−19.329.6%2120
63.1%
 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%−111.026.1%800
78.8%
8Minic 2.483024+19−1953.0%−21.023.9%960
98.3%
 Minic 2.212998+15−1549.2%+5.824.6%1750
96.4%
 Demolito 2017-08-262979+15−1541.3%+67.525.9%1800
99.9%
 Stockfish 1.5.12940+19−1955.2%−40.323.8%1000
98.2%
9Bobcat 8.02914+13−1438.7%+84.225.6%2130
95.7%
10EXchess 7.92b2898+13−1340.9%+69.524.1%2270
61.2%
 EXchess 7.71b2895+15−1538.6%+90.523.1%1900
86.4%
11Cheng 4.392885+12−1243.2%+53.222.7%2570
97.0%
 Bobcat 7.62864+18−1852.0%−15.324.8%1100
99.0%
 Cheng4 0.382835+17−1745.2%+39.220.4%1300
58.8%
 Minic 1.152832+20−2048.6%+7.824.8%870
73.6%
12Cyclone xTreme Fear2825+9−847.6%+17.321.2%6220
82.0%
 EXchess 7.18b2817+14−1446.9%+25.922.1%1900
67.0%
 Bobcat 7.12812+18−1849.5%+3.725.1%1100
71.0%
 Toga CMLX 1.4.5e2804+22−2251.4%−8.325.9%700
75.9%
 Glaurung 2.22795+14−1458.3%−71.319.8%2200
87.2%
13GNU Chess 5.602784+11−1145.9%+30.523.6%3120
99.9%
 GNU Chess 5.502758+13−1354.2%−33.219.0%2500
61.9%
14Octochess 51902755+12−1251.9%−15.024.1%2720
99.5%
 Glaurung 2.12730+14−1451.0%−10.319.8%2000
73.7%
15Karballo 1.82722+18−1853.6%−26.525.1%1110
98.1%
 Glaurung 2.0.12697+15−1548.0%+8.722.6%1900
74.4%
 EXchess 6.50b2690+14−1352.0%−14.219.7%2300
100.0%
16DanaSah 8.302645+18−1846.5%+24.326.0%1100
74.9%
 Glaurung 1.2.12637+13−1346.6%+23.521.4%2400
95.1%
17Fridolin 3.002619+15−1545.7%+32.319.6%1630
85.9%
18Daydreamer 1.752610+9−947.9%+16.122.0%5220
98.3%
 DanaSah 7.902591+15−1555.6%−41.120.5%1640
79.3%
19Maverick 1.52583+13−1348.0%+14.819.9%2120
90.2%
 Monolith 0.42570+16−1649.1%+6.219.9%1510
69.5%
 DanaSah 7.302565+15−1651.9%−15.122.8%1520
87.8%
 GNU Chess 5.07.173b2553+13−1352.0%−18.116.3%2700
87.6%
20Galjoen 0.40.12539+18−1949.3%+5.021.5%1068
88.4%
 Fridolin 2.002525+15−1550.4%−3.122.3%1600
58.4%
 Maverick 1.02522+18−1851.3%−9.620.8%1200
80.3%
 DanaSah 6.302512+18−1748.4%+9.922.1%1200
92.4%
 DanaSah 5.072493+18−1855.5%−41.422.7%1100
93.1%
 DanaSah 4.662476+13−1347.2%+20.619.4%2500
58.0%
 Daydreamer 1.612474+16−1645.4%+35.419.0%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%+32.117.9%2400
100.0%
 Galjoen 0.39.22373+19−1948.5%+9.920.6%1000
97.2%
 Maverick 0.602346+20−2050.4%−4.415.6%1000
81.8%
21Teki 22333+18−1849.8%+2.618.1%1200
100.0%
22Robocide 0.42194+20−2045.0%+38.419.1%1000
100.0%
 Galjoen 0.35.21991+22−2326.8%+189.217.2%900
100.0%
23Sapeli 1.201787+22−2259.5%−86.69.8%1056
78.2%
 Sapeli 1.021775+22−2246.4%+33.112.2%1100
98.5%
24Stash 11.0.11733+28−2854.4%−37.510.8%600
83.7%
 Sapeli 1.161708+36−3819.4%+272.012.3%400
 

Results matrix

Open source engines (best versions only), top 12
#NameELO123456789101112
1Stockfish 123767 147.5 − 152.5
+65−70=165
−31
231.5 − 68.5
+185−22=93
−4
         
2Lc0 0.26.1 w714700 GTX10503741152.5 − 147.5
+70−65=165
+31
           
3Ethereal 12.50357368.5 − 231.5
+22−185=93
+4
           
4Demolito 2020-02-053234    54.5 − 45.5
+33−24=43
−3
61 − 39
+40−18=42
+38
      
5Senpai 2.03204   45.5 − 54.5
+24−33=43
+3
 52.5 − 57.5
+34−39=37
−14
121 − 79
+87−45=68
−16
     
6Vajolet2 2.83204   39 − 61
+18−40=42
−38
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
 100.5 − 59.5
+81−40=39
−1
    
8Minic 2.483024      59.5 − 100.5
+40−81=39
+1
 110.5 − 49.5
+88−27=45
+24
   
9Bobcat 8.02914       49.5 − 110.5
+27−88=45
−24
 47 − 53
+36−42=22
−38
55 − 45
+38−28=34
+5
65 − 35
+54−24=22
+21
10EXchess 7.92b2898        53 − 47
+42−36=22
+38
 52 − 48
+43−39=18
+1
62.5 − 37.5
+53−28=19
+20
11Cheng 4.392885        45 − 55
+28−38=34
−5
48 − 52
+39−43=18
−1
 52.5 − 47.5
+42−37=21
−41
12Cyclone xTreme Fear2825        35 − 65
+24−54=22
−21
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 123767 99.9100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Lc0 0.26.1 w714700 GTX105037410.1 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Ethereal 12.5035730.00.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Demolito 2020-02-0532340.00.00.0 99.999.9100.0100.0100.0100.0100.0100.0
5Senpai 2.032040.00.00.00.1 49.4100.0100.0100.0100.0100.0100.0
6Vajolet2 2.832040.00.00.00.150.6 100.0100.0100.0100.0100.0100.0
7Monolith 231170.00.00.00.00.00.0 100.0100.0100.0100.0100.0
8Minic 2.4830240.00.00.00.00.00.00.0 100.0100.0100.0100.0
9Bobcat 8.029140.00.00.00.00.00.00.00.0 95.799.9100.0
10EXchess 7.92b28980.00.00.00.00.00.00.00.04.3 93.1100.0
11Cheng 4.3928850.00.00.00.00.00.00.00.00.16.9 100.0
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

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Performance table
Score table
LOS table
Proportion of draws
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Performance with common opponents
Performance with all opponents
LOS with common opponents
LOS with all opponents

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Created in 2005-2008 by CCRL team
Last games added on September 15, 2020