The Boeing 787 is faster than Boeing 737, but they use the same speed limit --350knots. Boeing 787 has max cruising speed 0.89 Mach. 0.90/0.89 Mach is too slow for it.
Blockquote I’m positive Infinite Flight uses the published aircraft design cruise speeds created by the aircraft manufacturer. And I can tell you that for the Boeing 787 dreamliners M.89