CPU architecture, Linux system, futuristic, high-tech, metal casing, sleek design, glowing blue LED lights, intricate circuit boards, wires, microchips, cooling fans, ventilation grills, motherboard, central processing unit, arithmetic logic unit, control unit, bus, cache memory, RAM, GPU, motherboard screws, metallic texture, reflective surface, shallow depth of field, warm ambient light, futuristic laboratory, industrial setting, 3/4 composition.