Looking for a computer to do 3dmax on a 20k budget?

HP Battle 99 Designer Workstation

Dell 3561

These are laptops with high-performance professional graphics cards, which should be able to meet your needs.

Desktop assemble it yourself

Graphics card Leadtek A4000

CPU: 12900KF/5950

Memory: 64G and above

Power supply on the gold full module

Other look at the buy it

And then there's the fact that whoever pays for the money, the company pays for the laptop or the brand desktop is better, their own words to buy second-hand or their own assembly can be.