Open grille and 180 mm front fans optimized for maximum air intake Fractal Design Dynamic PWM /Prisma ARGB PWM 180 x 38 mm fans leverage power, size, and thickness for massive air-moving capacity Expansive base intakes and extra-large bottom fan support offers exceptional GPU cooling potential (with bottom PCI slot free) Streamlined open interior provides plenty of breathing room for components and maximizes performance potential Top mounted aerodynamic PSU shroud with integrated ARGB effects Space optimized, yet still capable of handling E-ATX motherboards up to 274 mm wide