Feature: 1,Extended Inderface: 2 x M2 22110 NVME PCIEX4 4.0; 1 x VGA + -compatible+DP; 4 x USB3.2 Gen2x1; 2x USB2.0;1xNetwork interface 2,Support on-board M2 NVME with expansion Slots: 1 xPCI- 5.0 x16; 1 xPCI- 3.0X4 3,Dual-channel DDR4 memory slot Support Dual channel DDR4 3200/2933/2666/2400MHz 4,Designed for high-performance and enhanced capabilities you need to your server. 5,The B660 D4 M-ATX motherboard supports 12th of DDR4. Memory capacity up to 64GB,Memory type: 2xDDR4,specialied in -scale games easy to deal with -scale film and modeling and rendering. Specifications: Product name: Desktop PC motherboard Model: B660 Chipset: B660 Chipset CPU: LGA1700, supporting 12/13 generation CPU Memory: 2 * DDR4 memory, frequency support 3200/2933/2266/2400MHz, maximum support 64GB Display interface: -compatible/DP/VGA : 3 * SATA3.0 interface, 2 * M.2 interface, 1 * M.2 WIFI interface Built in interface: 1*F_ USB pin 1 * USB3.0 pin 1*F_ AUDIO pin 1*J_ SPK pin 1 * JCMOS initial BIOS pin 1*CPU_ FAN pin 2 * CSYSFAN pin External interface: USB interface: 2 * USB2.0, 4 * USB3.0 Keyboard/mouse: support 1 * PS/2 keyboard and mouse interface AUDIO:1*F_ AUDIO standard audio three in one high fidelity audio interface Expansion bus: 1 * pin, 1 * PCIE_ 16X and 1 * PCIE X1 interface Power interface: 8Pin ATX12V, 24Pin ATXPWR Product size: 24 x 19cm Material: PCB colour: black Package Contents: 1 x B660 motherboard 1 x Switch cable 1 x SATA cable 1 x Baffle 1 x thermal grease 1 x thermal pad Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.