INT 10 - Chips & Technologies '64300' BIOS - GET CLOCK SPEED AX = 5F03h BH = 00h (get default memory clock) Return: AL = 5Fh if function supported AH = status 00h unsuccessful 01h successful BL = clock speed in MHz SeeAlso: AX=5F02h"64300",AX=5F04h"64300"