I'm flying to Ireland next month to study a business degree and i need a laptop to do my work

Preferred Brand : Anything
Budget : around 2000 plus minus 500
Usage : streaming, surfing, college work and some light gaming preferably it can play diablo 3
Preferred laptop/screen size : 15''
weight: i dont mind if it heavy because once i set up im not moving it around
Must have international warranty

the model that comes to mind is Inspiron 15R

3rd Generation Intel® Core™ i5-3210M processor (3M Cache, up to 3.1 GHz, 4GB 1 DIMM (4GB x1) DDR3 1600Mhz, 500GB 5400RPM SATA Hard Drive, AMD Radeon™ HD 7670M DDR3 1GB, 12.7" SATA Tray Load DVD+/-RW, Dell™ Wireless 1704 802.11b/g/n with Bluetooth v4.0, 6-cell Lithium Ion (48WHr) Battery

any information on this model or any there other models forumers would recommend?