The ASUS Prime X870-P DDR5 USB 3.2 Gen 2x2 Type-C® USB4® Header & 2.5Gb Ethernet AMD X870 AM5 ATX 4x M.2 Slots: PRIME X870-P The motherboards in the ASUS Prime series are designed to maximize the performance of AMD RyzenTM 9000 series processors. The PRIME X870-P motherboard has a strong power design, extensive cooling options, and clever tuning capabilities.