The Dimensity 8400 incorporates the Cortex-A725 all-large-core architecture, which dramatically enhances its capabilities. This architecture delivers a 10% improvement in single-core performance while achieving a remarkable 35% reduction in power consumption compared to its predecessor. The CPU configuration includes one high-performance core clocked at 3.25GHz, three performance cores running at 3.0GHz, and four efficiency cores operating at 2.1GHz. With eight Arm Cortex-A725 CPU cores, a 5MB system cache, and a 6MB L3 cache, the chip achieves a multi-core performance boost of up to 32%, further solidifying its place as a powerhouse in the mobile chipset industry.