Motherboard Model: X99 CPU Architecture: LGA2011-3 Chipset: HM55 Memory Slots: 4 x DDR4 Memory Capacity: Supports up to 64GB (16GB x 4) and 2133MHz RECC RAM Expansion Slot: PCIe x16 NIC Interface: Gigabit LAN Storage Interface: 3 x SATA 2.0 + 1 x M.2 USB Ports: 6 x USB 2.0 Power Supply Connector: 24-pin ATX Other Interfaces: PS/2, Audio Interface Color: Random Material: PCB Package Contents: 1 x Motherboard Kit (accessory color and appearance may vary and do not affect functionality) The package includes only the items listed above; other items are not included. Note: Due to lighting effects and monitor settings, the color of the item may vary slightly from the images. Measurement error is +/- 1-3 cm. Product appearance, color, and labeling may vary slightly due to different manufacturing batches, but these variations do not affect performance or compatibility.