ASUS Prime series motherboards are expertly engineered to unleash the full potential of your processor. Boasting a robust power design, comprehensive cooling solutions and intelligent tuning options, Prime B660 provides users and PC DIY builders a range of performance tuning options via intuitive software and firmware features. ASUS PRIME B660M-A D4-CSM offers a sleek, futuristic-looking build, space-shuttle-inspired design elements, metallic nameplate and PCB cover.