There is no such difference on both college. This college has two names as you mention, that means they are not two colleges or institutes. That is only one college.

Culture:

At Raghu Engineering College, you will meet all the good, friendly people from students to lecturers. You will enjoy freedom to think, to express yourself and to succeed. This college was located in a beautiful place, Visakhapatnam.

You have to scored well in AP Emacet. If you got under 15000 rank, it is possible for you to get a seat in Raghu engineering college in any branch. The closing ranks are quite high and are in the range of your rank. But I suggest you that you can try for a seat in colleges better than the one you have chosen as you have secured a good rank. All the best

About Placements:

The Training and position cell at REI give individual and vocation arranged help to its understudies. The principle point of this cell is to set out vocation open doors for promising understudies in presumed organizations to meet the goals of all partners. Our Institutions works with broad employability upgrade programs intended to foster proficient abilities and offer some benefit added Industry prepared Training and Certifications.

Thankyou.