testing Booot 6.4 x64

vs Stockfish 11.0 x64          [3498]  26.0-174.0 perf=3168 [G.S.]
vs Komodo 13.2.5 x64           [3372]  52.0-148.0 perf=3190 [G.S.]
vs Houdini 6.0 x64             [3375]  50.5-149.5 perf=3186 [G.S.]
vs Komodo 13.2.5 x64 (MCTS)    [3271]  76.0-124.0 perf=3186 [G.S.]
vs Ethereal 12.00 x64          [3250]  80.0-120.0 perf=3180 [G.S.]
vs Fire 7.1 x64                [3238]  72.0-128.0 perf=3138 [G.S.]
vs Xiphos 0.6 x64              [3233]  97.5-102.5 perf=3224 [G.S.]
vs Schooner 2.2 x64            [3180] 104.5- 95.5 perf=3196 [G.S.]
vs Ginkgo 2.18 x64             [3154] 107.5- 92.5 perf=3180 [G.S.]
vs RofChade 2.202 x64          [3149] 113.5- 86.5 perf=3196 [W.B.]
vs Laser 1.7 x64               [3148] 109.0- 91.0 perf=3179 [G.S.]
vs Deep Shredder 13 x64        [3150] 111.0- 89.0 perf=3188 [G.S.]
vs Fizbo 2.0 x64               [3134] 120.0- 80.0 perf=3204 [G.S.]
vs Andscacs 0.95 x64           [3117] 112.0- 88.0 perf=3159 [G.S.]
==================================================================
Booot 6.4 x64               ELO 3183 out of 2800 games + 44
Booot 6.3 x64               ELO 3139 out of 2800 games
==================================================================

perf=44574 / 14 = 3183 + xx = ELO=3183