Re: Which of these 3 similar laptops should I get?
That's a nice laptop.
The i5 is a good chip and should serve you well for what you want to do. Although it is a dual core, it has 4 threads thanks to hyper-threading.
FX-8350 @ 4.7 cooled by H80, 32GB Mushkin Enhanced Blackline 2133, Asus Sabertooth 990FX, 2x Radeon HD 7850 2GB in X-fire, 500GB Samsung 850 Evo, 4TB Seagate, 3TB WD Black, 2x 1TB WD RED in RAID 0