Плавающую точку уже сделали 128-битной
http://www.amd.com/us/products/desktop/ ... tures.aspx> -- Цитата:
> AMD Wide Floating Point Accelerator128-bit floating point unit (FPU) High performance (128bit internal data path) floating point unit per core. Benefit: Larger data paths and quicker floating point calculations for better performance.