@SadrianaZea Welcome to HP Community!
I understand that you would like to upgrade the parts.
The Pavilion P7-1517C is not a gaming desktop. upgrading the parts it will high cost.
I would suggest you purchase a gaming laptop or desktop.
Please contact our hp shopping team in this regard. They will help you.
https://store.hp.com/us/en?jumpid=re_r11662_redirect_ETR
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