FPU = floating point unit, basically a lot of mathematics.
basically wiz can handle most all emus
NES, SNES, SMS, Genesis, Mame, FBA, Neo-geo, gamegear, gba, atari, its mostly the 8bit,16bit generations.
and don't count on the DS happening.
N64 is a no go
Saturn probably no go
dc nope
psx is...