Hello my setup is a 1700x with x370 k5 by GB I updated to the latest bios and was able to get 3200 but it's not stable so I ran memtest on my system and been having only cpu error now when I bought the system I had to RMA it since the ram I bought even tho it was on the approved ram list didn't clock at all I'm using now G skill rip Jaws and the system wasn't always stable drivers failure no matter what bios or ram speed was sure its the ram this whole time but memtest shows cpu errors is my cpu the problem the whole time? Or is it the,mobo?