4 x Dual-Channel DDR4 RAM Slots. Connect a variety of graphics and utility cards with one PCIe 5.0 x16, one PCIe 3.0 x16, one PCIe 3.0 x4, and two PCIe 3.0 x1 slots. USB 3.2 Gen 1, Gen 2, and Gen 2x2 ports allow you to use a wide range of peripherals such as keyboards, mice, external drives, and more.