Z390 AORUS XTREME has 3 sets of built-in PCIe slots so users can set up a 2-Way SLI and 3-Way CrossFire configuration for a boost in 3D performance. The boost in graphics allows for a more immersive and more enjoyable gaming experience. GIGABYTE exclusive Ultra-Durable one-piece stainless steel shielding PCIe Armor with Double Locking Bracket reinforces PCIe slot strength so heavy graphics cards don't bend the slots. The motherboard's built-in PEG the solid power pin connectors provides independent auxiliary power to the PCIe slots so users' graphics cards can receive sufficient and more stable power supply. Z390 AORUS XTREME motherboard's Triple PCIe Gen3 x4 M.2 with Thermal Guards and dual-mode SATA M.2 slots, users can build a RAID 0/1 or RAID 5 array and take advantage of the benefits of both enhanced storage performance and solid data integrity.