[Q] Can i put htc one 801e's stock rom in htc one at&t model ?! topic

Hi please help me out, if I buy htc one at&t model can i put unlocked htc one 801e's stock rom(preferred Indian or the best) in htc one at&t model , so I get future updates ota ?! by bootloader unlocking, etc(or if its already unlocked and rooted?) .

are the unlocked version and at&t model version the same ?

as in htc one x they both were different with even very slight dimension difference too .

Please someone let me know ....