Stockfish 6, now with Syzygy endgame tablebases: https://stockfishchess.org/ and a Godlike 3424 Elo rating: http://www.computerchess.org.uk/ccrl/404/rating_list_pure.html 1 Stockfish 6 64-bit 4CPU 3424 (+34) +19 -19 75.0% -167.5 42.6% 985 100.0% 2 Komodo 8 64-bit 4CPU 3380 (+32) +19 -19 66.7% -109.1 45.0% 898 80.3% 3 Houdini 4 64-bit 4CPU 3369 (+41) +20 -20 70.9% -164.8 35.7% 943 100.0% 4 Gull 3 64-bit 4CPU 3300 (+31) +19 -19 61.4% -89.9 43.8% 936 98.2% 5 Equinox 3.30 64-bit 4CPU 3273 (+36) +18 -18 47.4% +17.9 56.3% 868 75.9% 6 Fire 4 64-bit 4CPU 3265 (+32) +16 -16 52.1% -14.3 53.7% 1135 54.5% 7 Critter 1.6a 64-bit 4CPU 3263 (+32) +15 -15 62.0% -87.2 42.4% 1463 100.0% 8 Rybka 4.1 64-bit 4CPU 3225 (+28) +17 -17 55.0% -39.1 41.8% 1200 99.8%