Which is the better choice?
So, I got a Pentium G3420 3.2GHz CPU, and a Sapphire R7 250X Vapor-X OC 1GB GPU. I want to upragde. 1. opinion - buy an i3-4170 3.7GHz CPU and an Asus STRIX GTX 1050 OC 2GB GPU. 2. opinion - buy an i7-4790 3.60GHz CPU, and the "old" GPU is stay (the R7 250X.) Which opinion should I buy?