turning geforce 710m to geforce gt 820m

is this possible ? i think may be because same gpu same memory type and amount(some cards)
İ have found and extracted the gpu bios from different computer(same manufacturer and same bios AMI)and replaced it with mine gpu bios in my notebooks bios.
İ did it but didn’t worked tried with nvflash from dos but no effect same.if you have any ideas how to correct it please tell me

have a nice day