Mach 5 or variation, may refer to: Mach 5 (speed), a mach number representing the delimiting speed separating supersonic speed (below Mach 5) from hypersonic speed (above Mach 5), 5 times the speed of sound Mach Five (), a racing car in the Speed Racer franchise Mach-V, an alias of the Marvel Comics character Abner Jenkins "Mach 5" (song), a 1996 song by alternative rock band The Presidents of the United States of America Wharfedale MACH 5, a loudspeaker in the Wharfedale MACH series PowerPC 604ev (codenamed "Mach 5"), a CPU found in Apple Macintosh computers, see PowerPC 600 See also Mach (disambiguation) Mach number