Here is the simplest answer wait for 2018 announcement bro you dont need to buy so many stuff to which will be obsolete in 2019 -2021
By the way
Buy the upcoming game
ELDER SCROLLS 6!
You wouldn't wanna get a new gaming computer without a game correct!
Well there is still no official release date
but the 2017 news states that elder scroll 6 might be released at 2019