Which of these 2 laptops should I get before the sale ends?

http://www.amazon.com/gp/product/B00CXKSPA2/ref=oh_details_o00_s00_i00?ie=UTF8&psc=1

http://www.amazon.com/gp/product/B00FS4UNG4/ref=ox_sc_act_title_1?ie=UTF8&psc=1&smid=ATVPDKIKX0DER

Note that the 649 dollar one does not have tax added, the 499 dollar one will tax me an extra 50 bucks in my state bringing it to 549. So is the first one worth a hundred more dollars?

None of those.

http://www.amazon.com/Acer-Aspire-V5-552G-X852-15-6-Inch-Laptop/dp/B00FNPD1WG/ref=sr_1_13?s=pc&ie=UTF8&qid=1398220133&sr=1-13&keywords=gaming+laptop this is what I'd pay 600$ for.

Review on that mobile GPU:http://www.notebookcheck.net/AMD-Radeon-HD-8750M.87147.0.html (for list of games, settings and fps - scroll down)