Welcome to our store! 1. DDR4 Dual Channel: Supports normal and ECC server memory (cannot be mixed). 2. With CPU: Features an E5 2620 CPU and memory bank for stable operation, with dual indicator design. 3. 6-Phase Power Supply: Modular design with large heat dissipation for stable, efficient power delivery. 4. Interfaces: Includes NVME M.2 high-speed hard drive interface, SATA3.0, and two SATA2.0 interfaces for expanded storage. 5. PCB Material: Made from durable PCB material that resists deformation, ensuring long-term stability. Item Type: DDR4 Motherboard Material: PCB Chipset: Intel H81/B85 Series Integrated Gigabit Network Card Integrated 6-Channel Audio Chip CPU Platform: Intel CPU Socket: LGA 2011 3 CPU Support: E5 V3/V4, i7 58xx, 68xx series (including E5 2620 V3) Memory Type: DDR4 2666/2400/2133MHz Memory Slots: 4xDDR4 DIMM (up to 128G) Expansion Slots: 1x PCIE X16 (Graphics Card) 1x PCIE X1 1x USB 3.0 Pin Set 1x USB 2.0 Pin Set 2x SATA2.0 Interfaces 1x SATA3.0 Interface 1x NVME M.2 Interface (SATA/PCIE switchable) I/O Interface: PS/2 Keyboard and Mouse Universal Interface 1x RJ45 Network Interface 2x USB 3.0 Interfaces 6x USB 2.0 Interfaces Audio Interface Battery Type: Lithium Mn Battery (CR2032L, 140mAh included) Size: Approx. 186 x 214 mm / 7.3 x 8.4 inches Package Includes: 1 x Computer Motherboard (with battery) 1 x Baffle 1 x SATA Cable