3D work

Hello, I have been thinking about getting a new PC since my current PC is almost 10 years old and very obsolete. Currently I'm still saving up money for it, but my estimated budget is 1300$ max. I need PC and new monitor. I want to be able to work in 3D Graphics software like Blender, Zbrush...

First of all just wanted to point out that I'm a newbie at this so please bare with me. I recently moved in to a new apartment and the way the setup for cable is, I've had to put the modem and router upstairs, while pulling out the old powerline adapters to be able to stream movies and play on...