so what do you plan on doing that you currently can't do. Will a memory upgrade be enough.
Just remember that high end components will have a lot of fan noise that can get annoying. So unless you need the compute power, look for something that is noise friendly, but does what you want.
Look at this site for ideas on noise control.
https://www.quietpc.com/
If it is for games then yes go for broke.
If you are going to build in 2019, then wait to see what is around.
For value consider an AMD solution. Honest truth is that few of us are going to notice the real world difference between any decent system. Once it is good enough, better makes little difference.
You will probably need both SSD and hdd if you have a lot of data/movie/music files, unless you have an unlimited budget.