Rhino v5 offers four simple camera based animation tools; turntable, fly-through, path and sun study. If your requirement involves animating objects as well as the camera all from within Rhino3d itself, then you need Bongo. Bongo is a plug-in for Rhino3d.
Bongo v2 brings professional level animation to Rhino3d but is easy to use - just drag and drop to create animations in Rhino3d. Your animation can be previewed in Rhino and can be output to the following compatible renderers:
New in Bongo v2 for Rhino
Bongo is a plugin for Rhino3d, we would suggest the hardware advise for Rhino itslef would apply when looking at new hardware, more information opn that here:
Bongo & Rhino3d System Requirements
There are also some sample build Windows Workstations showing suitable specifications for Rhino3d alone and also more powerful options which may be desirable if you are using Bongo together with any of the popular renderers for Rhino:
Rhino3d, Animation & Rendering Workstations