Hello, I've worked in 3D animation productions. Short answer: You can get close.
Unreal Engine has the capacity to deliver something of similar quality in real time providing you have a powerful enough rig. You would need not only the hardware but also the technical know how to optimize several aspects of your scenes. Basically the knowledge of a mid to senior unreal TD and a mid to senior generalist combined to say the least.
Please tell me that was before it was well known that he was a criminal