With 7+1 all-solid-state CPU power supply, USB3.0 interface, M.2 interface and SATA3.0 interface, motherboard is stable and powerful. DDR4 server memory and ordinary memory (not mixed), E5-2609, E5-2650, E5-2667, E5-2678, E5-2680, E5-2690 V3 and other CPUs is supported by this product. Good PCB materials provide long-lasting durability. The length of this product is 28cm and the width is 22cm. It is suitable for computer. Item Name: Motherboard Material: PCB Color: Black Chipset Series: X99 CPU Socket Type: LGA 2011-3 Support CPU Type: LGA 2011-3 Onboard Sound Card: Yes Onboard Network Card: Yes Graphics Card: Discrete Graphics Card Support Graphics Card Standard: PCI Express 16X Support Memory Type: DDR4 Hard Disk Interface: SATA III Number of USB Ports: 10 Features: Multi Ports, High Efficient, Stable Size Details: 28cm x 22cm/11.02" x 8.66" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Motherboard