I need suggestion on a rig that able to perform fast and good 3d rendering

[Budget] RM4K-5K

[Purpose] 3d Designer

[Hardwares that will be re-use] NA

[Monitor resolution] 1080p

[Games & softwares that use frequently] 3d Max, AutoCAD

[Personal preferences] i7, 8gb ram, 2 tb hdd

[Location] : KL