ram tow xmp

hi
i have two majol ram adata xpg 2x4gig 2000 cl9 xmp suppurt. and i recently bought tow majol ram 2x8 gig 2400 cl10. i want use 4 majol ddr3 ram in z77 main with xmp 2000 (first xmp). It is possible ? is possible tow xmp for diffrent ram? it is possible bios mod for my target?

now by installing 4 majol xmp is disabled and system bus is 1333.

msi z77 a gd 65
core i7 3770k