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A good place to start is to look at the build list and compare those specs of those part lists to what you're finding elsewhere.
Alternatively, NZXT's PCs are solid. I would aim for the Starter Plus if you can, but it depends on how much you end up spending on everything else.
I don't have any desk recommendations since I've found what people want varies a lot.
This is a solid chair
And here are some 1080p monitors to consider