Modern computer architecture, futuristic laboratory setting, sleek metal tables, rows of high-performance computers, tangled wires, LED lights, giant screens displaying code, diagrams, and 3D models, a brilliant scientist, middle-aged man, bespectacled, white lab coat, pens in pocket, standing, hands behind back, explaining to students, chalkboard with complex equations, arrows pointing to CPU, GPU, RAM, motherboard, circuits, microchips, wires, and other components, softbox lighting, shallow depth of field, informative composition.