Dell is most durable and featured brand for subject of buying laptop.
It provide high end user graphics, durable parts like cabinet battery and adapter which is highly durable.i bought dell at 2011 model inspiron n51 which is running till very well .
This model of dell laptop delll xps 15 l502x best suited for kind of work like gaming, education, multimedia, web-surfing, video - mixing, 3d design, autocad etc.it is solid edition by dell inc.it has nvidia geforce 525m 1gb graphics, 15.6 inch widescreen led display, and high quality sound jbl speaker for listening music also its helpfull for gaming experience.
Dell xps 15 has faster cpus, ram and gpu with inscrease performance.