- This section of the x86 Assembly book is a stub. You can help by expanding this section.
3DNow! is AMD's extension of the MMX instruction set (K6-2 and more recent) for with floating-point instruction. The instruction set never gained much popularity, and AMD announced on August 2010 that support for 3DNow! will be dropped in future AMD processors, except for two instructions.Last modified on 5 December 2011, at 03:19