Just brought a Strix 1080ti OC GPU and it keeps crashing at random times leaving a colourful splash on my monitor screen. Any help would be great thanks. Specs 16GB vengeance led 3000Mhz DDR4 ram, CPU i7 7700k, 850 watt corsair power supply, Asus strix z270e motherboard. windows 10 64 bit. Monitor veiwsonic 1080 144hz.