The ASUS PRIME Z370-A II is an Intel Z370 (LGA 1151) ATX motherboard designed for 8th/9th Gen Intel Core processors. It features a robust power delivery system with Digi+ VRM technology and supports DDR4 memory overclocking up to 4000MHz (OC) across 4 DIMM slots with a maximum capacity of 64GB. The board includes dual M.2 slots (one with heatsink) supporting PCIe 3.0 x4 and SATA modes, along with Intel Optane Memory compatibility for accelerated storage performance. Storage conNECtivity includes 6x SATA 6Gb/s ports with RAID 0/1/5/10 support. Expansion options feature 2x PCIe 3.0 x16 slots (x16/x4 mode) and 4x PCIe 3.0 x1 slots. Networking capabilities include Gigabit Ethernet with ASUS LANGuard protection. The rear I/O panel provides USB 3.1 Gen 2 Type-C and Type-A ports, plus DisplayPort and HDMI outputs for integrated graphics. Additional features include AURA Sync RGB lighting, Fan Xpert 4 cooling controls, and 5X Protection III hardware safeguards for enhanced durability. The motherboard also supports ASUS-exclusive AI Suite 3 for comprehensive system tuning.