Technology Asus ROG Astral RTX 5090 Linked to Motherboard PCH Heatsink Discoloration by Technology Editor — Leo Andersson June 22, 2026 by Technology Editor — Leo Andersson June 22, 2026 Asus ROG Astral RTX 5090 graphics cards have been linked to discoloration on ASUS motherboard PCH heatsinks after six … 0 FacebookTwitterPinterestEmail