CPU CPU Socket LGA 1700 Back Panel I/O USB 1x USB-C (USB 3.2 Gen 2x2) 1x USB-A (USB 3.1/3.2 Gen 2) 3x USB-A (USB 3.0 / 3.1/3.2 Gen 1) 1x USB-A (USB 2.0) Thunderbolt No Display 1x HDMI 1x DisplayPort Audio 5x 1/8' / 3.5 mm 1x S/PDIF Ethernet / Controller 1x Realtek 2.5Gigabit Wi-Fi Antenna 2x Connector Memory Memory Slots 4x 288-Pin Memory Support DDR4 2133, 2400, 2666, 2800, 2933, 3000, 3200, 3333, 3400, 3466, 3600, 3733, 4000, 4266, 4400, 4600, 4800, 5000, 5066, 5333 MHz Maximum Capacity 128 GB Channel Architecture Dual Channel ECC Support Non-ECC Unbuffered Storage Expansion SATA 4x SATA III M.2 2x M Key 2242, 2260, 2280 (PCIe 4.0 x4) 1x M Key 2242, 2260, 2280, 22110 (PCIe 4.0 x4) Optane Memory Support Yes RAID Support RAID 0, 1, 5, 10 Internal I/O Expansion Slots 1x PCIe 5.0 x16 1x PCIe 3.0 x16 (x4 mode) 2x PCIe 3.0 x1 USB 1x USB 3.1/3.2 Gen 2 Header (Supports 1 USB-C Port) 1x USB 3.0 / 3.1/3.2 Gen 1 Header (Supports 2 USB-A Port) 2x USB 2.0 Header (Supports 4 USB-