yeah thats what I have as well. Its enough but in 2 years you'll probably want a little more. At least 32 gb ram for a little more serious work.
So proud of you Alina!!!!!!
Thuan Nguyen Minh Duong has shared a breakdown of a personal project called Talis. The artist went through essential steps in Blender, ZBrush, Substance, Marmoset Toolbag, and other tools, showing how you can create your own sci-fi character. The English here may not be perfect, but you can still learn something useful.
Here it goes:
Also, have a look at some final renders below:
The tutorial was originally published on ArtStation.