CCRL 40/4
Downloads and Statistics
July 18, 2008
Testing summary:
Total: 312'944 games
played by 635 programs
4692 CPU days (X2 4600+)

White wins: 118'833 (38.0%)
Black wins: 94'494 (30.2%)
Draws: 99'617 (31.8%)
White score: 53.9%

Complete rating list

CCRL 40/4 Rating List — All engines (Quote)

Ponder off, General books (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz)
Computed on July 18, 2008 with Bayeselo based on 312'944 games
RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
ELO+
1Rybka 2.3.2a 64-bit 4CPU3131+11−1074.1%−168.534.5%3482 
100.0%
 Rybka 2.3.2a 64-bit 2CPU3101+10−1073.6%−164.035.7%3773
92.7%
 Rybka 2.3.2 Beta2 64-bit 2CPU3084+20−2077.9%−200.631.7%989
77.2%
2Naum 3 64-bit 4CPU3075+12−1261.9%−80.138.5%2336
55.4%
 Rybka 2.3.1 64-bit 2CPU3073+22−2180.0%−225.624.8%957
64.3%
 Rybka 2.3.2a 64-bit3069+8−870.7%−140.936.6%6056
69.1%
 Naum 3.1 64-bit 4CPU3065+14−1461.2%−76.838.3%1832
52.5%
 Rybka 2.1d3 64-bit 2CPU3064+27−2679.7%−223.824.5%607
59.5%
 Rybka 2.2 64-bit 2CPU3060+12−1273.6%−174.729.8%2887
67.5%
 Rybka 2.3.2 Beta 64-bit 2CPU3055+20−2075.0%−179.132.4%977
55.1%
 Hiarcs 12 SPVon 4CPU3051+54−5360.5%−63.051.0%100
54.8%
 Rybka 2.2n2 64-bit 2CPU3048+24−2377.0%−198.926.9%763
51.9%
 Rybka 2.3 LK 64-bit 2CPU3047+24−2477.7%−208.925.0%736
55.7%
 Rybka 2.1o 64-bit 2CPU3044+22−2173.2%−172.230.6%831
66.0%
3Zappa Mexico 64-bit 4CPU3039+11−1162.9%−89.637.7%2989
78.7%
4Deep Shredder 11 64-bit 4CPU3033+11−1157.5%−52.134.5%2873
69.2%
 Rybka 2.2 64-bit3027+21−2174.7%−176.829.8%882
48.9%
 Zappa Mexico BugFix 64-bit 4CPU3027+14−1358.0%−54.839.1%1882
55.0%
5Hiarcs 12 4CPU3026+13−1356.1%−40.040.6%2145
53.8%
 Rybka 2.2n2 64-bit3025+24−2375.7%−188.328.7%719
56.1%
6Deep Sjeng 3.0 64-bit 4CPU3022+15−1553.5%−23.737.2%1498
54.7%
 Rybka 2.1o 64-bit3021+26−2575.4%−183.928.4%595
49.2%
 Rybka 2.3.2a 32-bit3021+15−1571.6%−148.033.9%1530
50.8%
 Zap!Chess Zanzibar 64-bit 4CPU3021+15−1561.1%−74.441.7%1400
56.4%
 Hiarcs Paderborn 2007 4CPU3019+14−1454.4%−31.737.9%1683
50.1%
 Naum 3.1 64-bit 2CPU3019+51−5247.5%+8.439.5%119
49.3%
 Rybka 2.1c 64-bit 2CPU3019+22−2274.7%−179.528.2%799
55.8%
 Rybka 2.3 64-bit 2CPU3017+21−2176.0%−186.829.2%890
51.8%
7Deep Fritz 10.1 4CPU3016+16−1653.4%−26.032.2%1293
54.5%
 Zappa Mexico II 64-bit 4CPU3015+16−1650.8%−5.342.1%1297
54.6%
 Naum 3 64-bit 2CPU3014+18−1869.1%−144.132.8%1150
53.4%
 Rybka 2.1c 64-bit 2CPU (C+1 OSO)3012+26−2575.1%−179.028.8%583
62.5%
 Rybka 2.1c 64-bit3006+28−2774.7%−178.227.5%512
52.8%
 Deep Sjeng 3.0 64-bit 2CPU3005+32−3263.6%−99.931.8%352
63.7%
 Hiarcs 11.2 4CPU2998+10−1052.9%−18.945.8%3349
55.3%
 Deep Shredder 11 64-bit 4CPU (No EGBBs)2997+17−1753.6%−25.739.3%1139
53.0%
8Toga II 1.4.1SE 4CPU2996+14−1450.2%−1.837.7%1636
56.0%
 Naum 2.2 64-bit 4CPU2994+12−1255.5%−37.339.3%2274
53.1%
 Toga II 1.4 beta5c 4CPU2994+14−1449.8%−0.139.7%1594
52.7%
 Hiarcs 11.2 (No TBs) 4CPU2993+16−1649.0%+5.063.3%1042
49.7%
 Rybka 2.3 LK 32-bit2993+21−2175.3%−188.424.8%908
52.1%
 Hiarcs 11.1 4CPU2992+12−1255.1%−33.739.6%2289
51.7%
 Rybka 2.3.1 32-bit2992+15−1574.7%−182.226.4%1878
54.2%
 Rybka 2.2 32-bit2991+13−1373.8%−174.129.0%2435
48.2%
 Zappa Mexico 64-bit 2CPU2991+18−1856.5%−43.637.0%1007
57.9%
 Zappa Mexico II 64-bit 2CPU2989+17−1765.9%−116.036.3%1271
51.7%
9Glaurung 2.1 64-bit 4CPU2988+13−1348.8%+8.037.7%1993
54.0%
 Toga II 1.4 beta5 4CPU2987+21−2149.6%+1.442.1%699
52.2%
 Rybka 1.1 64-bit2986+41−3979.5%−225.922.7%273
57.1%
10Bright 0.3d 4CPU2982+15−1448.1%+10.737.4%1589
54.2%
 Strelka 2.0 B 32-bit2979+43−4178.2%−215.322.6%248
52.4%
 Deep Shredder 11 64-bit 2CPU2978+16−1655.9%−43.635.9%1405
49.8%
 Zappa Mexico BugFix 64-bit 2CPU2978+30−2963.6%−98.932.9%401
51.8%
 Fritz 112977+13−1362.5%−86.337.1%2052
61.0%
11Loop M1-T 64-bit 4CPU2975+10−1050.0%−1.339.2%3639
50.9%
 Rybka 2.1c 32-bit 2CPU2974+31−3075.3%−186.027.1%432
53.2%
 Rybka 2.3 32-bit2973+27−2674.9%−182.926.7%570
51.6%
 Hiarcs 12 2CPU2972+17−1762.8%−92.836.3%1253
61.1%
 Toga II 1.4 beta5 4CPU (No EGBBs)2968+22−2248.1%+11.738.9%648
51.8%
 Toga II 1.4 beta4b 4CPU (No EGBBs)2967+23−2345.9%+25.937.9%597
54.2%
 Bright 0.3b 4CPU2966+13−1445.0%+32.234.8%1892
48.1%
 Shredder 112966+19−1966.9%−123.430.6%1018
51.5%
 Rybka 1.2n 32-bit2965+27−2667.3%−123.328.1%524
52.9%
 Naum 3.1 64-bit PTnormal2964+26−2659.8%−70.034.6%497
55.3%
 Naum 3.1 64-bit2962+15−1556.1%−42.238.7%1519
51.3%
 Rybka 1.2f 32-bit2962+13−1366.5%−116.335.2%2328
49.1%
 Rybka 2.1o 32-bit2962+13−1368.4%−132.231.4%2117
49.7%
 Strelka 2.0 B 64-bit2962+28−2853.6%−23.944.3%384
53.2%
 Naum 2.2 64-bit 2CPU2961+18−1860.0%−68.937.9%1024
51.3%
 Rybka 1.2f 32-bit (Contempt +1)2960+28−2773.0%−166.928.0%510
57.3%
 Naum 3.1 64-bit PL52957+26−2659.0%−63.035.9%499
51.5%
 Deep Fritz 10 2CPU2956+42−4158.4%−57.832.6%190
51.7%
 Hiarcs 11.1 2CPU2955+12−1256.3%−44.035.6%2369
58.2%
 Glaurung 2.0.1 64-bit 4CPU2953+11−1245.4%+30.036.2%2580
49.8%
 Loop 13.6 64-bit 4CPU2953+16−1644.9%+33.238.7%1263
51.2%
 Rybka 1.2f 32-bit (Outlook SO)2952+45−4373.9%−176.325.4%209
51.9%
 Rybka 2.1c 32-bit2951+14−1467.1%−123.231.4%1852
50.0%
 Rybka 2.1c 32-bit (C+1_OSO_RS)2951+28−2771.4%−158.028.1%509
50.4%
 Rybka 2.1c 32-bit (Outlook SO)2951+28−2771.3%−158.124.4%508
52.3%
 Naum 3 64-bit2950+12−1255.9%−39.937.9%2429
52.5%
 Rybka 1.1 32-bit2949+18−1865.6%−106.838.0%1073
52.9%
 Rybka 2.1c 32-bit (C+1 OSO)2948+27−2770.9%−154.825.6%540
51.6%
 Rybka 1.2i 32-bit2947+24−2368.4%−133.928.7%675
53.3%
 Deep Shredder 10 64-bit 4CPU2946+12−1251.7%−12.735.4%2533
51.8%
 Rybka 1.0 Beta 64-bit2946+16−1674.9%−182.729.0%1620
56.6%
 Bright 0.3a 4CPU2944+14−1443.8%+40.034.9%1909
50.4%
 Naum 2.1 64-bit 4CPU2944+16−1649.1%+6.341.1%1286
49.7%
 Zap!Chess Zanzibar 32-bit 2CPU2944+44−4456.6%−40.339.4%160
51.9%
 Naum 3.1 64-bit PL102943+26−2657.1%−49.036.5%499
50.5%
 Deep Fritz 10 4CPU2942+12−1250.7%−5.733.8%2320
55.9%
 Deep Shredder 11 64-bit 1CPU2941+10−1055.5%−38.033.6%3525
51.4%
 Naum 3.1 64-bit PL-102941+26−2656.8%−47.036.7%499
51.2%
 Toga II 1.4 beta5c 2CPU2940+29−2945.4%+30.042.7%370
50.0%
 Zap!Chess Paderborn 64-bit 4CPU2940+15−1557.3%−49.137.4%1447
62.1%
 Hiarcs 11 4CPU2937+17−1754.0%−28.934.1%1198
47.4%
 Hiarcs 11.2 2CPU2937+21−2057.2%−50.435.4%802
55.7%
 Rybka 2.1c 32-bit (Contempt +1)2935+28−2769.4%−141.926.3%510
50.7%
 Toga II 1.4.2JD2935+24−2453.6%−24.733.8%597
51.7%
 Glaurung 2.1 64-bit 2CPU2934+21−2166.0%−114.132.2%832
48.9%
 Hiarcs 122934+12−1253.8%−25.634.9%2400
54.1%
 Rybka 2.1o 32-bit (Outlook SO)2933+28−2769.1%−139.926.9%510
48.9%
 Toga II 1.4.3JD beta72933+23−2353.4%−22.841.6%598
52.1%
 Zappa Mexico II 64-bit2933+12−1253.0%−20.738.0%2389
53.9%
 Deep Shredder 10 32-bit 2CPU2931+31−3153.6%−25.930.2%348
50.6%
 Rybka 2.1c 32-bit (Rate Slow)2930+34−3371.5%−154.329.1%330
53.7%
 Toga II 1.4 beta4b 2CPU2929+20−2052.6%−18.837.1%851
49.5%
 Toga II 1.4 beta5c WHM(31)2929+27−2852.4%−15.338.2%424
49.6%
 Toga II 1.4.1SE2929+17−1752.5%−17.337.9%1148
53.3%
 Deep Sjeng 3.0 64-bit 1CPU2928+22−2252.8%−17.338.5%647
50.5%
 Toga II 1.4.1SE132928+27−2752.0%−13.534.1%449
50.5%
 Hiarcs 12 tc0022927+19−1952.2%−13.233.6%896
51.0%
 Loop M1-T 64-bit 2CPU2927+14−1452.0%−14.638.8%1689
55.1%
 LoopMP 12.32 2CPU2926+14−1453.6%−26.637.1%1840
49.3%
 Rybka 2.1c 32-bit (Outlook VO)2926+33−3269.4%−142.825.1%359
50.8%
 Toga II 1.4 beta4b 4CPU2926+22−2342.5%+49.736.0%656
53.5%
12Deep Junior 10 4CPU2924+11−1047.0%+20.533.0%3314
50.7%
 Toga II 1.4 Checkov Beta3 2CPU2924+54−5449.0%+5.046.0%100
50.5%
 Toga II 1.4 beta5c2924+21−2150.9%−6.938.4%700
51.7%
 Hiarcs 11 2CPU2923+15−1551.0%−6.433.8%1674
49.2%
 Loop 13.5 64-bit 2CPU2923+15−1547.2%+19.238.1%1484
49.8%
 Rybka 2.1c 32-bit (ETB Small)2923+34−3370.3%−147.027.1%328
50.4%
 Toga II 1.4 beta4a 4CPU2923+18−1840.2%+67.036.1%1085
49.9%
 Toga II 1.4 beta5c WHM(31Positional)2923+27−2851.5%−8.938.0%424
50.5%
 Toga II 1.4.1SE62923+23−2352.2%−12.437.2%596
53.3%
 Deep Shredder 10 64-bit 2CPU2920+65−6176.3%−228.325.4%118
53.1%
 Loop M1-P 64-bit 2CPU2917+38−3840.9%+60.746.4%209
50.7%
 Rybka 1.01 Beta 13d2917+30−2967.6%−125.431.3%418
52.3%
 Learning TogaII14 12b2916+26−2649.9%−1.641.6%447
50.2%
 Toga II 1.4.1SE Nemeth2915+23−2350.8%−4.638.0%597
52.8%
 Toga II 1.4 beta52914+21−2157.4%−49.736.8%790
50.4%
 Toga II 1.4.1SE32914+27−2750.1%+0.633.7%448
51.9%
 Bright 0.2c 4CPU2913+14−1439.5%+73.330.9%1764
50.4%
 Toga II 1.4 beta7 HT75 TEHPon2913+23−2350.5%−2.637.8%595
50.8%
 Toga II 1.4.1SE82913+24−2350.5%−2.733.0%597
53.9%
 Hiarcs Paderborn 20072912+16−1649.5%+3.737.7%1337
49.0%
 Learning TogaII14 12b (No EGBBs)2912+27−2749.7%+2.438.8%449
49.3%
 Toga II 1.4 beta72912+27−2749.8%+2.737.1%448
49.6%
 Toga II 1.4.1SE11c2912+25−2549.9%−0.331.3%549
52.1%
 Toga II 1.4 beta4a 2CPU2911+25−2545.5%+30.036.9%536
50.0%
 Toga II 1.4.3JD beta52911+27−2749.6%+3.536.3%449
51.6%
 Toga II 3.1.2SE42911+26−2649.4%+3.440.7%450
52.2%
 Loop 10.32f2910+21−2159.5%−73.531.7%777
49.3%
 LoopMP 11A.32 2CPU2910+56−5646.5%+22.037.0%100
50.8%
 Toga II 1.4 beta6a2910+22−2256.2%−42.638.2%685
51.1%
 Loop 13.6 64-bit 2CPU2909+20−2048.1%+14.037.0%809
49.8%
 Zappa Mexico 64-bit2909+14−1454.4%−29.435.2%1817
54.6%
 Naum 2.1 64-bit 2CPU2908+15−1545.7%+28.338.8%1572
51.6%
 Toga II 3.1.2SE2908+19−1954.2%−28.737.2%939
52.1%
 Loop M1-P 64-bit2906+38−3754.2%−26.138.2%225
53.1%
 Bright 0.3b 2CPU2905+23−2262.9%−95.230.1%731
49.5%
 Toga II 1.4.1SE KS150 TLE2302905+26−2748.3%+9.640.0%448
49.7%
 Toga II 1.4.3JD beta22905+23−2349.2%+5.338.3%598
50.3%
 Toga II 1.4.3JDLEC2905+27−2748.7%+9.836.0%447
51.7%
 Glaurung 2.0.1 64-bit 2CPU2904+14−1447.6%+15.334.9%1739
49.7%
 Toga II 1.4.1SE52904+23−2349.2%+6.640.3%595
51.4%
 Zappa Mexico BugFix 64-bit2904+21−2245.2%+29.037.8%704
56.2%
 Hiarcs 11.12902+10−960.0%−68.534.3%3941
51.1%
 Naum 3 32-bit2901+72−7436.5%+76.057.7%52
54.4%
 Hiarcs 11.22897+14−1455.2%−35.934.7%1743
49.6%
 Toga II 1.4.1SE92897+27−2747.6%+17.637.2%449
50.8%
 Fritz 102896+13−1354.2%−30.529.8%1993
61.7%
 Loop M1-T 64-bit2894+10−1048.3%+10.344.6%3131
48.8%
 Toga II 1.4.1SE122894+27−2747.3%+20.437.3%450
52.0%
 Deep Sjeng 3.0 32-bit 1CPU2892+101−10151.6%−13.028.1%32
50.0%
 Toga II 1.4.1SE72892+27−2746.8%+22.334.2%448
48.1%
 Toga II 3.1.2SE TEHPon2892+22−2252.8%−19.137.3%655
51.2%
 Toga II Checkov_beta 3.1.2SE2892+23−2354.9%−33.233.9%649
50.8%
 Bright 0.3d 2CPU2891+100−10732.8%+114.028.1%32
50.0%
 Toga II 1.4 beta4b2891+40−4053.7%−27.829.9%214
50.3%
 Toga II 1.4 beta6a(bugfix)2891+21−2054.8%−31.539.6%763
50.4%
 Bright 0.3a 2CPU2890+18−1853.8%−28.929.0%1136
52.1%
 Hiarcs 112890+11−1156.0%−41.432.9%3114
48.2%
 Rybka 1.0 Beta 32-bit2890+13−1365.3%−110.532.0%2232
51.9%
 Toga II 1.4 beta4a 2CPU [Selfplay]2888+90−9245.3%+23.059.4%32
51.7%
 Hiarcs 11.2 FP92886+24−2453.7%−24.437.0%575
50.8%
 Glaurung 2.0.1 32-bit 2CPU2885+55−5451.7%−7.933.9%115
53.2%
 Fruit 2.32883+18−1868.6%−132.231.8%1087
50.7%
 Hiarcs 11 Hypermodern2883+30−2957.7%−52.134.3%385
49.9%
 Toga II 1.4 beta5ug (slow)2883+27−2745.4%+31.439.1%448
51.5%
 Toga II 1.2.1par 2CPU2882