Question Fujitsu Lifebook AH-531 has GPU and Non-GPU variants so my question is can I convert a non-gpu variant into gpu one by soldering the gpu components?

[Hamza Khan 45]

So guys I have a fujitsu life book ah531 and it doesn't have a gpu but on internet I have found many same model laptop with nvida gt 525m gpu so my guestion is can I convert my motherboard into one with gpu by soldering gpu components on it?
My motherboard:

And the one with gpu:

 

[rgd1101]

they might have different bios too.
Can't just replace the motherboard?

 

[Dimon9753]

Would it actually be possible to replace the motherboard and make it work?

 

[USAFRet]

So guys I have a fujitsu life book ah531 and it doesn't have a gpu but on internet I have found many same model laptop with nvida gt 525m gpu so my guestion is can I convert my motherboard into one with gpu by soldering gpu components on it?
My motherboard:

And the one with gpu:

It would be cheaper to sell the one you have, and buy the one you want.