<t>Looks like the GPU is dying. Sorry, I don't know if there is much that can be done. Could just be a defect, or cooking itself due to heat.<br/>
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You can attempt to fully wipe the thing and reinstall Windows, in case it's software, but such randomness is troubling. <br/>
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I would also try to plug it into a monitor and see if the glitches show up there.</t>
