The Versal ACAP PS includes a dual-core application processing unit (APU) in the full-power domain (FPD) and a dual-core real-time processing unit (RPU) in the low-power domain (LPD).
Operating system software can configure these MPCores in a symmetrical or asymmetrical multiprocessor configuration.
APU
The APU is a dual-core processing unit based on the Arm® Cortex®-A72 cores.
RPU
The RPU is a dual-core processing unit based on the Arm Cortex-R5F2 cores with lockstep support.