I just got the laptop in the mail. It says it has 16 gb DDR4 ram, expandable up to 64 gb. Does it have four slots for 16gb? two slots for 32? I have looked a little and I don't see 32 gb DDR4 sticks. They are a kit (2x16gb).Could someone please poin...

Hello,I'm ready to retire my Dell XPS and I'm thinking of getting the G74SX. However, I keep seeing different versions of the machine. I see A1, DH71, XA1, AH71, DH-73-3d, DH-72...etc.I can't find any information that compares the different models....