The Z390 AORUS MASTER motherboard uses an all IR 12 phase digital CPU power design which includes both digital PWM Controller and PowlRstage MOSFET. These 100% digital controller and additional 8+8 Solid-pin CPU Power Connectors deliver incredible precision in delivering power to the motherboard's most power-hungry and energy-sensitive components, giving gamers the maximum performance from the new 9th Generation Intel Core processors.