extension for options with individual quantity and line total. Does OC3.0 able to do this?

Hi All.
let me give you some idea what i trying to achieve.
I sell computers and particularly customize desktop.
As you aware different customer having a different taste and desire in parts and brand also quantity.
So i wondering if there is a module/ extension that allow customer to choose, example:


(from left to right)
6. RAM - MODELS and it's UNIT PRICE - (customer choose quantity) - unit price - line total

Any advise is much appreciated.

thanks

Hi
I have a paid extension that is similar to your example:
https://www.opencart.com/index.php?rout ... n_id=33737

Thanks