Hello friends I will show how create a stock vector illustration 3d rubic cube images tutorial.
I have used following techniques shown below in this 3ds max tutorial.

[1]-Choose the box and create box with the following size
    Place the box like me
stock-vector-illustration-3d-rubic-cube-images1

stock-vector-illustration-3d-rubic-cube-images2

[2]-Convert the box into the editable poly now select the all polygons
    Now apply the insert polygons with the of 0.62
stock-vector-illustration-3d-rubic-cube-images3

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[3]-Your object should like this
stock-vector-illustration-3d-rubic-cube-images6

[4]-With the selected polygons and apply the bevel polygons with the good following amount as shown below
stock-vector-illustration-3d-rubic-cube-images7

[5]-Your object should like this
stock-vector-illustration-3d-rubic-cube-images8

[6]-With the selected edges now apply the chamfer edges with the amount of 0.33
stock-vector-illustration-3d-rubic-cube-images9

[7]-Now apply the Turbo smooth modifier with the amount of 3.0
stock-vector-illustration-3d-rubic-cube-images10

[8]-Apply the materials like me
stock-vector-illustration-3d-rubic-cube-images11

[9]-This is final result
stock-vector-illustration-3d-rubic-cube-images12