Found crater on Tatooine. Location: Dune Sea, The Ten Thousand Grains, Sanctuary. Don't sure about how long it exist here. Near by Worm hole and pack of Geonisians reavers.
You need to look actual driver for your laptop, not the cpu. Find model name and check new drivers for your system. Or write it here with system version.
Kill him from the back with Mako as companion from 2-nd try. 54lvl, Dreadguard and no heroics. Just attack mobs with aoe and interrupt boss special attacks. "Killerbeam" cant be directed at his back and thats enough.