Hi, Got a gtx 1080 ti with a decent pc setup been playin on 4k for years. Recently bout 2 weeks or so pc started to freeze and flicker weird colors apear for miliseconds but i can play on hours without reseting the pc. Just yestardy pc froze while playing screen turned black with red arrow shaped marking. I turned off the pc and then nothing happend only a black screen without a mouse cursor. Tried disconnecting all wires and restarting nothing good happend. Pls help is my pc dead or sumthin.