17 R4, charger getting hot, stops working while gaming

as the title said the charger getting so hot and broken i purchase new charger and also getting so hot but now the charger stop charging while gaming and ac adapter stop giving power to my laptop i look it the light behind the laptop the blue light brightness is low and press on power for 30 sec and remove the battery and work and start charging but the issue comeback everytime i try play games on heavyload i upgrade my laptop to 128 ssd ( 2tb hdd and 1tb ssd ) all those problem comes after download new driver from nvidia and playing metro game on high settings and update windows and metro game the only game crash with me while playing and charger getting more hotest may i ask charger with 330w will fix the problem and other question how i can know if the charger original or not for 17r4 1070gtx 2k screen 120hz tobii eye tracking supported