Greetings. I am looking for a new laptop under 800USD. And I've got these 2, an Asus X450LD with a 1.6 GHz i5-4200u, 4GB DDR3 RAM, 500GB HDD, and NVIDIA GT 820m, the other one is a cheaper Lenovo G410 with a 2.5 GHz i5-4200m, same memory & HDD, but using an Intel HD 4600. Now, I have carefully...