# PLAYER : RATING ERROR POINTS PLAYED (%) 1 Stockfish 17.1 : 3873 12 5720.5 8950 63.9% 2 Stockfish 17 : 3862 13 5691.0 9130 62.3% 3 Stockfish 16.1 : 3859 13 4038.5 6456 62.6% 4 PlentyChess 7.0 : 3852 15 1518.5 2740 55.4% 5 Stockfish 16 : 3850 13 3452.0 5320 64.9% 6 Obsidian 16.14 : 3847 16 1473.0 2660 55.4% 7 Reckless 0.8 : 3846 15 1368.0 2660 51.4% 8 PlentyChess 7.0.2 : 3843 16 1420.0 2400 59.2% 9 PlentyChess 6.0.15 : 3839 15 1438.0 2660 54.1% 10 Stockfish 15.1 : 3836 12 7469.5 10250 72.9% 11 Stockfish 15 : 3833 12 3222.5 4938 65.3% 12 Obsidian 15.09 : 3826 14 1807.0 3420 52.8% 13 Alexandria 8.1.0 : 3821 14 1300.0 2660 48.9% 14 Stockfish 14.1 : 3819 14 1573.0 2336 67.3% 15 Obsidian 15 : 3818 17 587.0 1140 51.5% 16 PlentyChess 5.0.0 : 3810 14 1140.0 2280 50.0% 17 Alexandria 8.0.0 : 3809 14 2530.0 4940 51.2% 18 Clover 9.1 : 3808 15 1137.0 2280 49.9% 19 Obsidian 14 : 3806 14 1443.0 2660 54.2% 20 Lc0 0.31.2 BT3-7464000 1650m : 3799 32 127.0 260 48.8% 21 Berserk 13 : 3795 13 6323.0 12220 51.7% 22 PlentyChess 4.0.0 : 3793 14 1462.0 3040 48.1% 23 Viridithas 18.0.0 : 3792 16 748.0 1520 49.2% 24 Integral 7.0 : 3792 15 1670.0 3420 48.8% 25 Caissa 1.22 : 3790 16 938.0 1900 49.4% 26 Obsidian 13 : 3788 15 841.5 1888 44.6% 27 Stockfish 14 : 3783 14 1886.5 2676 70.5% 28 Horsie 1.1 : 3783 16 865.5 1900 45.6% 29 PlentyChess 2.1.0 : 3782 14 2187.0 4170 52.4% 30 Berserk 12 : 3778 15 1079.5 2280 47.3% 31 Viridithas 17.0.0 : 3767 15 627.0 1520 41.3% 32 Horsie 1.0 : 3765 17 609.0 1520 40.1% 33 Alexandria 7.0.0 : 3765 14 2109.5 4180 50.5% 34 Caissa 1.20 : 3761 14 2084.5 4177 49.9% 35 Integral 6.0 : 3751 14 995.0 2280 43.6% 36 Stockfish 13 : 3749 16 1096.0 1576 69.5% 37 RubiChess 20240817 : 3748 14 1145.0 2660 43.0% 38 Obsidian 12 : 3748 15 831.5 1900 43.8% 39 Crystal 3.2 : 3745 27 344.5 476 72.4% 40 Clover 8.0.2 : 3742 13 1622.5 3420 47.4% 41 Titan 1.1 : 3740 14 1201.5 2660 45.2% 42 Berserk 11.1 : 3737 13 2952.5 5319 55.5% 43 Caissa 1.18 : 3733 16 751.0 1902 39.5% 44 RubiChess 20240112 : 3730 15 1584.0 3789 41.8% 45 Clover 6.1 : 3721 25 119.0 380 31.3% 46 Stockfish 12 : 3720 18 557.5 964 57.8% 47 Berserk 10 : 3707 18 612.0 1168 52.4% 48 Alexandria 6.1.0 : 3707 26 112.5 380 29.6% 49 KomodoDragon 1.0 : 3705 14 978.0 2660 36.8% 50 Seer 2.8.0 : 3701 15 1010.5 2660 38.0% 51 Koivisto 9.0 : 3693 15 1742.0 3540 49.2% 52 Rebel 16.3 : 3686 18 209.0 770 27.1% 53 Clover 5.0 : 3679 15 1069.5 2280 46.9% 54 Fire 9.3 : 3655 16 600.0 1900 31.6% 55 Berserk 9.0 : 3651 15 1075.5 2660 40.4% 56 Koivisto 8.0 : 3642 14 1465.5 3339 43.9% 57 Rebel 16 : 3635 23 278.0 652 42.6% 58 Berserk 8.5.1 : 3622 28 174.0 340 51.2% 59 Slowchess 2.8 : 3614 30 219.0 340 64.4% 60 Caissa 1.10 : 3614 15 855.5 2280 37.5% 61 Rubichess 2021 NNUE : 3582 37 75.5 136 55.5% 62 Berserk 7 : 3563 25 157.0 408 38.5% 63 Koivisto 7 : 3554 24 286.5 612 46.8% 64 Seer 2.5 : 3553 19 706.0 1344 52.5% 65 Stockfish 11 : 3551 13 2886.5 5760 50.1% 66 Slowchess 2.7 : 3529 28 247.0 408 60.5% 67 Rebel 15.1 : 3514 31 112.0 272 41.2% 68 Minic 3.30 : 3509 17 659.0 1412 46.7% 69 Rubichess 2.2 : 3501 22 407.5 748 54.5% 70 Koivisto 6 : 3496 14 1312.0 2172 60.4% 71 Black Marlin 7 : 3475 18 681.0 1792 38.0% 72 Komodo 14 : 3474 15 1137.0 5320 21.4% 73 Arasan 23.3 NNUE : 3468 29 129.5 340 38.1% 74 Fire 8.1 : 3462 23 321.5 612 52.5% 75 Fire 8.2 : 3456 26 194.5 408 47.7% 76 Pedone 3.1 : 3454 21 591.5 952 62.1% 77 Igel 3.05 : 3445 15 1067.0 1876 56.9% 78 Ethereal 13 classic : 3439 27 249.0 408 61.0% 79 Komodo 13.02 : 3437 27 196.0 788 24.9% 80 Komodo 12 : 3434 15 1054.0 1628 64.7% 81 Arasan 23.01 NNUE : 3382 64 133.0 204 65.2% 82 Xiphos 0.6 : 3375 25 216.5 408 53.1% 83 Seer 2.3.0 : 3373 26 243.0 680 35.7% 84 Berserk 4.6 : 3369 28 190.5 340 56.0% 85 Stockfish 7 : 3343 21 594.0 1520 39.1% 86 Lc0 CPU-792013 : 3339 19 415.0 1140 36.4% 87 Booot 6.5 : 3298 25 152.0 408 37.3% 88 Laser 1.7 : 3292 21 499.0 908 55.0% 89 Rofchade 2.3 : 3291 17 441.0 856 51.5% 90 Lc0 0.31.2 BT3-7464000 CPU : 3284 43 58.5 210 27.9% 91 Lc0 0.29dev 791982 : 3276 35 127.0 340 37.4% 92 Weiss 2.0 : 3275 24 256.5 680 37.7% 93 Defenchess 2.2 : 3248 16 655.5 1480 44.3% 94 Lc0 CPU 744204 : 3242 21 265.0 748 35.4% 95 Lc0 CPU 753842 : 3229 23 229.5 612 37.5% 96 Komodo 7 : 3203 15 1860.5 3420 54.4% 97 Danasah 9.1 : 3190 14 991.0 2280 43.5% 98 Toga 3 : 3183 24 373.0 907 41.1% 99 Nemorino 6 : 3173 13 1131.0 4332 26.1% 100 Velvet 3.1 : 3147 40 158.5 272 58.3% 101 Gull 3 : 3145 15 1287.5 2479 51.9% 102 Houdini 1.5a : 3138 15 1224.0 2660 46.0% 103 Komodo 5.1 : 3125 20 528.0 1900 27.8% 104 Critter 1.6a : 3101 16 853.0 2280 37.4% 105 Protector 1.9.0 : 3064 16 1105.5 2280 48.5% 106 4ku 5.1 : 3056 21 872.0 1520 57.4% 107 4ku 4.0 : 3044 16 979.0 1700 57.6% 108 Lc0 CPU 69722-vf2 : 3039 30 72.5 544 13.3% 109 Rybka 2.3.2a 64 bit : 2928 19 814.5 1734 47.0% 110 Crafty 25.2 32bit : 2918 25 566.5 774 73.2% 111 Naraku 1.4 : 2775 16 1275.5 4457 28.6% 112 Fruit 2.2.1 : 2669 23 632.0 1359 46.5% 113 Delfi 5.4 : 2663 23 447.5 844 53.0% 114 Alaric 7.07 : 2610 20 547.5 1108 49.4% 115 Chessmaster 9000 : 2586 23 246.5 520 47.4% 116 Ruffian 2.1.0 : 2586 26 191.0 380 50.3% 117 Chessmaster 10 (The King 3.23) : 2584 17 1287.0 3600 35.8% 118 Rotor 0.7a : 2561 27 159.0 560 28.4% 119 Fatalii 0.9 : 2547 29 422.0 576 73.3% 120 Rebel 9 : 2480 40 177.0 260 68.1% 121 AnMon 5.75 : 2478 31 74.5 282 26.4% 122 Rebel 6 UCI : 2450 21 640.5 1456 44.0% 123 TASC R40 v2.5 : 2432 47 142.0 200 71.0% 124 Chessmaster 5000 : 2427 37 184.0 320 57.5% 125 TASC R30 v2.5 : 2405 36 378.0 596 63.4% 126 SOS 5.1 for Arena : 2404 24 428.5 868 49.4% 127 Gaia 3.5 : 2356 25 555.5 997 55.7% 128 Fruit 1.0 : 2340 23 353.0 1197 29.5% 129 Dragon 4.6 : 2305 55 52.5 166 31.6% 130 Cinnamon 2.4 : 2273 37 274.0 454 60.4% 131 Millennium ChessGenius ARM 48 MHz : 2206 41 129.0 400 32.3% 132 Mephisto Roma 68020 : 2079 40 130.0 504 25.8% 133 Goldfish 1.13 : 1987 48 463.5 842 55.0% 134 Snowy 0.2 : 1949 48 333.0 476 70.0% 135 Heracles 0.616 : 1925 50 429.5 750 57.3% 136 Pigeon 1.5.1 : 1793 47 265.5 408 65.1% 137 Predateur 2.2.1 : 1771 49 510.5 796 64.1% 138 Novag Constellation 6502 3.6 Mhz : 1762 63 107.0 280 38.2% 139 TSCP 1.81 : 1630 51 395.0 834 47.4% 140 Monochrome : 1581 50 554.5 1204 46.1% 141 Virutor Chess 1.1.2 : 1478 109 28.5 39 73.1% 142 Cerulean 0.2 : 1441 59 232.0 348 66.7% 143 Sargon 1978 UCI 1.01 Depth=5 : 1431 54 374.0 992 37.7% 144 Chess Titans i7-10750H 1CPU : 1392 75 45.5 82 55.5% 145 Nanook 0.17 : 1350 80 39.0 71 54.9% 146 Belofte 2.1.8.1 : 1302 60 146.5 228 64.3% 147 Dragontooth 0.2 : 1300 54 228.0 554 41.2% 148 Fidelity Chess Challenger 7 : 1211 97 155.0 314 49.4% 149 Safrad 2.1 : 1183 54 99.0 576 17.2% 150 Sargon 1978 1.01 UCI 3ply : 1155 54 181.5 600 30.3% 151 Commodore Chessmate : 1010 124 37.0 80 46.3% 152 Fidelity Chess Challenger 1 : 938 131 7.0 40 17.5% 153 Fidelity Chess Challenger 3 : 875 129 38.0 120 31.7% 154 Data Cash Systems CompuChess II : 873 133 25.0 80 31.3% 155 Battle Chess 1988 P90 : 843 191 8.5 52 16.3% 156 EasyPeasy : 480 140 4.5 640 0.7% White advantage = 29.69 +/- 0.57 Draw rate (equal opponents) = 70.35 % +/- 0.15